PALM 205- Module 4 Exam (practice quizzes)

Which one of the cerebral lobes is the location of the auditory area ? A.) frontal B.) parietal C.) temporal D.) occipital

C.) temporal

Which one of the following IS NOT innervated by the autonomic nervous system ? A.) skeletal muscle B.) glands C.) cardiac muscle D.) smooth muscle

A.) skeletal muscle

Which one of the following describes accommodation of the eye ? 1. adjustment of the thickness of the lens to make close vision possible 2. dilation of the pupil due to dim light 3. stimulation of the retina by light rays 4. contraction of the pupil due to bright light 5. adjustment of the lens for distant vision

1. adjustment of the thickness of the lens to make close vision possible

Which of the following regions of the spinal cord are enlarged to help with innervation to the upper and lower limbs ? 1. cervical and lumbar 2. cervical and thoracic 3. cervical and sacral 4. lumbar and sacral 5. thoracic and lumbar

1. cervical and lumbar

Which one of the following choices is CORRECT about cerebrospinal fluid ? 1. formed mostly by the choroid plexuses 2. identical in composition to blood 3. secreted by the arachnoid villi 4. secreted mostly by the ependymal cells lining the brain ventricles 5. enters the four ventricles after filling and circulating through the subarachnoid space

1. formed mostly by the choroid plexuses

Which one of the following classifications of neurons have more than two processes and is the most common type of neuron in the nervous system ? 1. multipolar 2. unipolar 3. pseudounipolar 4. axon 5. bipolar

1. multipolar

Which one of the following terms describes when a dorsal root meets a ventral root ( contains both sensory and motor fibers ) ? 1. spinal nerve 2. dorsal ( posterior ) ramus 3. dorsal ( posterior ) horn 4. ventral ( anterior ) root

1. spinal nerve

Which one of the following functions is carried out by vestibulocochlear nerves ? 1. smell and taste 2. hearing and balance 3. vision and hearing 4. fine and gross motor control

2. hearing and balance

superior sagittal sinus What are the three major parts of the brain stem ? 1. dura mater , arachnoid mater and pia mater 2. midbrain , pons and medulla oblongata 3. cerebrum , cerebellum and diencephalon 4. basal nuclei , pineal body and choroid plexus 5. thalamus , cerebrum and hypothalamus

2. midbrain , pons and medulla oblongata

Which one the following structures IS NOT a structural feature of a neuron ? 1. axon 2. node of Ranvier 3. cell body 4. dendrites

2. node of Ranvier

Which one of the following extrinsic ( extraocular ) muscles abducts , depresses , and laterally rotates the eyeball so that the pupil points down and out ? 1. inferior rectus 2. superior oblique 3. inferior oblique 4. lateral rectus 5. superior rectus

2. superior oblique

Which of the following color receptors within the retina are sensitive to wavelengths of visible light ? 1.) orange , green and purple 2.) blue , green and red 3.) red , green and yellow 4.) green , yellow and purple 5.) red , blue and yellow .

2.) blue , green and red

Which one of the following structures is the outer layer of meninges that can separate to from dural venous sinuses ? 1. arachnoid 2. choroid plexus 3. dura mater 4. pia mater 5. arachnoid granulations .

3. dura mater

Which of the following is the CORRECT sequence of connective tissue sheaths , going from the outermost to innermost layer ? 1. endoneurium , epineurium , perineurium 2. perineurium , endoneurium , epineurium 3. epineurium , perineurium , endoneurium 4. perineurium , epineurium , endoneurium 5. epineurium , endoneurium , perineurium

3. epineurium , perineurium , endoneurium

Which of the following plays a role in preparing the body for a " fight - or - flight " response ? 1. afferent nervous system 2. somatic nervous system 3. sympathetic nervous system 4. parasympathetic nervous system 5. cerebrum

3. sympathetic nervous system

Which of the following choices is the CORRECT sequence in a typical reflex arc ? 1.) effector , afferent neuron , integration center , efferent neuron , receptor 2.) receptor , efferent neuron , integration center , afferent neuron , effector 3.) receptor , afferent neuron , integration center , efferent neuron , effector 4.) effector , efferent neuron , integration center , afferent neuron , receptor 5.) receptor , afferent neuron , efferent neuron , integration center , affector

3.) receptor , afferent neuron , integration center , efferent neuron , effector

Which one of the following tunics of the eye is the middle layer responsible for nutrition ? 1. retinal 2. sclera 3. cones 4. choroid 5. optic disc

4. choroid

Cerebrospinal fluid is returned to the general venous system through arachnoid granulations projecting into the dural venous sinuses . What structure in the brain separates to form the dural venous sinuses ? 1. ventricle 2. choroid plexus 3. arachnoid 4. dura mater 5. pia mater

4. dura mater

Which of the following is the CORRECT sequence from outermost to innermost layers of the meninges ? 1. pia mater , arachnoid mater , dura mater 2. dura mater , pia mater , arachnoid mater 3. pia mater , dura mater , arachnoid mater 4. dura mater , arachnoid mater , pia mater 5. arachnoid mater , dura mater , pia mater

4. dura mater , arachnoid mater , pia mater

Which one of the following lobes contains the primary motor cortex ? 1. occipital 2. diencephalon 3. parietal 4. frontal 5. temporal

4. frontal

The spinal cord has gray matter on the : 1. outside and white matter on the inside 2. outside , white matter on the inside and a dorsal motor root 3. outside and inside , and dorsal and ventral motor roots 4. inside and white matter on the outside

4. inside and white matter on the outside

Name the division of the autonomic nervous system that STIMULATES digestion ( eating a big pepperoni pizza ) . 1. neither 2. sympathetic 3. both 4. parasympathetic

4. parasympathetic

What is another name for afferent nerves ? 1. mixed nerves 2. cranial nerves 3. motor nerves 4. sensory nerves 5. efferent nerves

4. sensory nerves

Which one of the following cranial nerves innervates the lateral rectus muscle of the eye ? 1. facia 2. trochlear 3. trigeminal 4. oculomotor 5. abducens

5. abducens

The bacterial infection known as " pinkeye " is caused by irritation of the : 1. choroid 2. sclera 3. retina 4. cornea 5. conjuctiva

5. conjuctiva

Which of the following is the CORRECT order through which light passes as it enters the eye ? 1. cornea , lens , aqueous humor , vitreous humor 2. lens , aqueous humor , cornea , vitreous humor 3. aqueous humor , cornea , lens , vitreous humor 4. vitreous humor , lens , aqueous humor , cornea 5. cornea , aqueous humor , lens , vitreous humor

5. cornea , aqueous humor , lens , vitreous humor

Where is the " blind spot " of the eyeball located ? 1.) choroid 2.) fovea centralis 3.) pupil 4.) ciliary body 5.) optic disc

5.) optic disc

How many pairs of thoracic spinal nerves emerge from the spinal cord ? A.) 12 B.) 8 C.) 7 D.) 5 E.) 1

A.) 12

Which one of the following cranial nerves innervates the muscles of mastication ( chewing ) ? A.) CN V B.) CN VII C.) CN IX D.) CN X E.) CN XII

A.) CN V

Which one of the following nerves is located on frontal lobe at the base of the brain ? A.) CNI B.) CN III C.) CN IV D.) CN V

A.) CNI

True or False: An area of skin innervated by a single pair of spinal nerves is called a dermatome . A.) True B.) False

A.) True

True or False: Infection and inflammtion of the middle ear is called otitis media . A.) True B.) False

A.) True

True or False: The spinal cord enlargements are where the nerves serving the upper and lower limbs leave the spinal cord . A.) True B.) False

A.) True

True or False: The sympathetic and parasympathetic division of the autonomic nervous system work together to maintain stability of the body's internal environment . A.) True B.) False

A.) True

Which one of the following structures allows you to equalize air pressure in the middle ear during an airplane flight ? A.) auditory tube B.) incus bone C.) external acoustic meatus D.) tympanic membrane E.) stapedius muscle

A.) auditory tube

The spinal cord ends at level L1 or L2 . Below this level , the lumbar and sacral spinal nerve roots now float in the cerebrospinal fluid ( CSF ) of the sub - arachnoid space before exiting through their appropriate intervertebral foramen . What are these nerve roots called ? ( Hint : resembles a horse's tail ) A.) cauda equina B.) conus medullaris C.) intervertebral foramina D.) arachnoid granulations E.) meninges

A.) cauda equina

Which one of the following structures connects the third ventricle to the fourth ventricle and is located in the midbrain ? A.) cerebral aqueduct B.) corpus callosum C.) tract D.) hypothalamus E.) gyri

A.) cerebral aqueduct

Which of the following regions of the spinal cord are enlarged ? A.) cervical , lumbar B.) cervical , thoracic C.) lumbar , sacral D.) thoracic , lumbar E.) cervical , sacral

A.) cervical , lumbar

Which one of the following tunics of the eye is located second when arranged from superficial to deep ? A.) choroid B.) sclera C.) retina

A.) choroid

Which one of the following structures secretes a mucus solution preventing the eye from drying out ? A.) conjunctiva B.) meibomian glands C.) lacrimal glands

A.) conjunctiva

Which one of the following choices form the peripheral nervous system ? A.) cranial and spinal nerves B.) cranial nerves and brain C.) spinal nerves and spinal cord D.) brain and spinal cord

A.) cranial and spinal nerves

Which one of the following areas is where anesthetics are injected to numb the spinal cord and thereby relieve pain in body regions inferior to the injection site ? A.) epidural space B.) dura mater C.) subdural space D.) arachnoid mater E.) subarachnoid space

A.) epidural space

True or False: The ventral rami of the spinal nerves serve a much smaller area of the body than the dorsal rami A.) false B.) true

A.) false

Which one of the following cerebral lobes is the location of the primary motor area ? A.) frontal B.) parietal C.) temporal D.) occipital

A.) frontal

What matter of the cerebral cortex is mostly cell bodies and supporting tissue located near the surface of the cerebrum ? A.) gray B.) white

A.) gray

What is another name for the internal ear ? A.) labyrinth B.) auricle C.) pinna D.) tympanic cavity E.) acoustic meatus

A.) labyrinth

Which one of the following would happen if the dorsal ( posterior ) root of the spinal nerve was damaged or transected ? A.) loss of sensory function B.) loss of motor function C.) loss of both

A.) loss of sensory function

Which one of the following cranial nerves contains the special sensory nerves of smell ? A.) olfactory B.) trigeminal C.) facial D.) vestibulocochlear E.) accessory

A.) olfactory

When a bright light shines into the eye , what reaction takes place ? A.) sphincter pupillae contracts to constrict the pupil B.) dilator pupillae contracts to widen the pupil

A.) sphincter pupillae contracts to constrict the pupil

What division of the autonomic nervous system would be responsible for deep breathing , pounding heart and sweaty skin ? A.) sympathetic B.) parasympathetic

A.) sympathetic

What part of the autonomic nervous system helps us respond to dangerous situations ? A.) sympathetic B.) parasympathetic

A.) sympathetic

Which of the following choices is TRUE about the hypothalamus ? A.) thermostat of the body since it regulates temperature B.) mediates sensations C.) somatic sensory area D.) important auditory and visual relay center E.) contains reflex centers involved with vision and hearing

A.) thermostat of the body since it regulates temperature

Which one of the following choices describe the direction information travels in a sensory ( afferent ) nerve fiber ? A.) toward CNS B.) away from CNS

A.) toward CNS

Which one of the following cranial nerves provides sensory innervation to the face ? A.) trigeminal B.) facial C.) vagus D.) accessory E.) hypoglossal

A.) trigeminal

True or False: One main function of the cerebrospinal fluid is to serve as a shock absorber . A.) true B.) false

A.) true

What primary ramus of the body is larger and innervates the anterolateral portion of the body ? A.) ventral ( anterior ) B.) dorsal ( posterior )

A.) ventral ( anterior )

Cell bodies of motor neurons whose fibers leave the spinal cord by the ventral root are found in the _____. A.) ventral gray column B.) basal nucleus C.) dorsal root ganglion D.) spinal nerve E.) ventral root

A.) ventral gray column

How many pairs of cervical spinal nerves emerge from the spinal cord ? A.) 12 B.) 8 C.) 7 D.) 5 E.) 1

B.) 8

Which one of the following IS NOT part of the outer ear ? A.) pinna B.) auditory tube C.) external auditory meatus D.) tympanic membrane E.) auricle

B.) auditory tube

Which one of the following membranes supports sensory hair cells of the organ of Corti for hearing ? A.) tympanic B.) basilar C.) vestibular D.) tectorial

B.) basilar

Which one of the structural classifications of neurons is associated with special sensory organs of the body ? A.) pseudounipolar B.) bipolar C.) multipolar

B.) bipolar

Which one of the following structures IS NOT part of the brainstem ? A.) pons B.) cerebellum C.) midbrain D.) medulla oblongata

B.) cerebellum

Which one of the following structures is the termination point of the spinal cord ? A.) denticulate ligaments B.) conus medullaris C.) cauda equina D.) filum terminale E.) arachnoid mater

B.) conus medullaris

Which one of the following structures connects the right and left cerebral hemispheres ? A.) hypothalamus B.) corpus callosum C.) midbrain D.) hypothalamus E.) cerebellum

B.) corpus callosum

Which one of the following cranial nerves contains motor fibers that activate chewing ( mastication ) ? A.) cranial nerve IV B.) cranial nerve V C.) cranial nerve III D.) cranial nerve VI E.) cranial nerve VII

B.) cranial nerve V

Which one of the general structures of a neuron conducts electrical signals toward the cell body ? A.) soma B.) dendrites C.) axon D.) neuroglia

B.) dendrites

Cell bodies of sensory neurons whose fibers enter the spinal cord by the dorsal root are found in the _____. A.) basal nucleus B.) dorsal root ganglion C.) ventral root D.) autonomic ganglion E.) spinal nerve

B.) dorsal root ganglion

Which one of the following connective tissue layers is the most superficial layer covering the nerve ? A.) endoneurium B.) epineurium C.) perineurium

B.) epineurium

What is the name of cranial nerve IX ? A.) vestibulocochlear B.) glossopharyngeal C.) vagus D.) accessory E.) hypoglossal

B.) glossopharyngeal

What type of matter in the spinal cord is the inner region that consists of a mixture of neuronal cell bodies ? A.) white B.) gray

B.) gray

Which one of the following general functions of the nervous system interprets sensory input and makes decisions about what should be done at each moment ? A.) sensory neronal input B.) integration neurons C.) motor neuronal output

B.) integration neurons

Which one of the following nerves travels along the lower border of the rib to supply the intercostal spaces of the thoracic region ? A.) phrenic B.) intercostal C.) sciatic D.) coccygeal E.) axillary

B.) intercostal

A cataract is clouding of the ____. A.) vitreous humor B.) lens C.) retina D.) cornea E.) pupil

B.) lens

Which one of the following would happen if the ventral ( anterior ) root of the spinal nerve was damaged or transected ? A.) loss of sensory function B.) loss of motor function C.) loss of both

B.) loss of motor function .

Which one of the following structures in the inner ear is responsible for providing sensory receptors for equilibrium ? A.) organ of Corti B.) maculae C.) semicircular canals D.) tensor tympani E.) pinna

B.) maculae

Which one of the following structures secretes an oily solution preventing the water component of our tears from evaporating ( drying out ) ? A.) conjunctiva B.) meibomian glands C.) lacrimal glands

B.) meibomian glands

Which one of the following cell types IS NOT a CNS glial cell ? A.) astrocyte B.) neuron C.) microglia D.) oligodendrocyte E.) ependymal

B.) neuron

Which one of the following names means " eye mover " ? A.) optic B.) oculomotor C.) trochlear D.) abducens E.) facial

B.) oculomotor

What part of the autonomic nervous system deals with day to day activities like digestion ? A.) sympathetic B.) parasympathetic

B.) parasympathetic

What part of the autonomic nervous system is most responsive when a body is at rest ? A.) sympathetic B.) parasympathetic

B.) parasympathetic

What part of the autonomic nervous system would be functioning after eating a large peperoni pizza ? A.) sympathetic B.) parasympathetic

B.) parasympathetic

Which one of the following cerebral lobes is the location of the somatic sensory area ? A.) frontal B.) parietal C.) temporal D.) occipital

B.) parietal

Which of one of the following layers surrounds a group of bounded nerve fibers or axons called a fascicle ? A.) epineurium B.) perineurium C.) oligodendrocytes D.) endoneurium

B.) perineurium

The pharyngotympanic tube ( also called the auditory or eustachian tube ) links the ____ to the ____. A.) middle ear , inner ear B.) pharynx , middle ear C.) pharynx , outer ear D.) pharynx , larynx E.) pharynx , inner ear

B.) pharynx , middle ear

Which one of these effectors is NOT directly controlled by the autonomic nervous system ? A.) cardiac muscle B.) skeletal muscle C.) smooth muscle D.) most glands

B.) skeletal muscle

What motor system focuses on motor innervation of skeletal muscle and is a one - neuron pathway ? A.) autonomic B.) somatic

B.) somatic

Which one of the following cranial nerves innervates the inner ear ? A.) vagus B.) vestibulocochlear C.) facial D.) trigeminal

B.) vestibulocochlear

Which one of the following cranial nerves innervates trapezius and sternocleidomastoid muscles ? A.) CN X B.) CN IV C.) CN XI D.) CN V E.) CN VI

C.) CN XI

How many pairs of cranial nerves ? A.) 31 B.) 8 C.) 12 D.) 33 E.) 10

C.) 12

How many neurons are needed for autonomic innervation of an organ ? A.) 0 B.) 1 C.) 2 D.) 3

C.) 2

Choose the correct pathway of light entering the human eye . 1. cornea 2. lens 3. conjunctiva 4. vitreous humor 5. aqueous humor 6. pupil 7. retina A.) 3 , 2 , 1 , 5 , 6 , 4 , 7 B.) 1 , 3 , 5 , 2 , 6 , 4 , 7 C.) 3 , 1 , 5 , 6 , 2 , 4 , 7 D.) 1 , 3 , 4 , 6 , 2 , 5 , 7 E.) 6 , 1 , 3 , 2 , 4 , 5 , 7

C.) 3 , 1 , 5 , 6 , 2 , 4 , 7

How many pairs of cervical spinal nerves are located in the peripheral nervous system ? A.) 5 B.) 7 C.) 8 D.) 12

C.) 8

Which one of the following cranial nerves wanders beyond the head and goes into the thorax and abdomen to innervate structures ? A.) C.N. X B.) C.N. VIII C.) C.N. X D.) C.N. V E.) C.N. IX

C.) C.N. X

Which one of the following cranial nerves contains special sensory nerves of vision ? A.) CN IV B.) CN III C.) CN II D.) CN VI E.) CN VII

C.) CN II

Which one of the following cranial nerves innervates muscles of facial expression ? This nerves enables you to smile !!! A.) CN V B.) CN VI C.) CN VII D.) CN IX E.) CN XII

C.) CN VII

Which one of the following nerves contains special sensory nerves of hearing and equilibrium ? A.) CN V B.) CN VII C.) CN VIII D.) CN IX E.) CN X

C.) CN VIII

Which of the following conditions is being able to see close objects but objects further away are blurry ( also called nearsighted ) ? A.) Strabismus B.) Pink eye C.) Myopia D.) Presbyopia E.) Hyperopia

C.) Myopia

Fibers located in the cerebrum have different destinations . What types of fibers transmit impulses between gyri in same hemisphere ? A.) commissural B.) projection C.) association

C.) association

Which one of the following functions is the responsibility of the cerebellum ? A.) speech B.) visual acuity C.) balance and posture D.) emotional behavior

C.) balance and posture

Which one of the following structures connects the third ( III ) and fourth ( IV ) ventricles of the brain ( located in midbrain ) ? A.) 1st ventricle ( I ) B.) lateral ventricle C.) cerebral aqueduct D.) 2nd ventricle ( II ) E.) interventricular foramen

C.) cerebral aqueduct

Which one of the following choices describes what happens when focusing of light occurs in the eye ? A.) change in density of aqueous humor B.) change in shape of cornea C.) change in position of lens D.) change in shape of lens E.) change in location of optic disc

C.) change in shape of lens

Which one of the following choices describes the condtion called Glaucoma ? A.) results in opacity of lens or cornea B.) caused by exposure to ultraviolet ( UV ) light C.) characterized by abnormally high intraocular pressure D.) characterized by encrustations of the eyelids inflammed conjunctiva due to irritants such as smoke or dust

C.) characterized by abnormally high intraocular pressure

Which one of the folloing structures forms and secretes cerebrospinal fluid ? A.) pons B.) superior sagittal sinus C.) choroid plexus D.) thalamus E.) hypothalamus

C.) choroid plexus

Which one of the following structures is the outermost layer of the meninges that form a tough connective tissue layer ? A.) pia mater B.) arachnoid mater C.) dura mater D.) falx cerebri E.) arachnoid villi

C.) dura mater

The area of the retina containing only cone cells is the ____. A.) iris B.) optic disc C.) fovea centralis D.) blind spot E.) cornea

C.) fovea centralis

Which one of the following terms is a group of cell bodies located in the peripheral nervous system ? A.) nucleus B.) tract C.) ganglion D.) nerve

C.) ganglion

What are the elevated ridges on the surface of the cerebral hemispheres called ? A.) sulci B.) fissures C.) gyri D.) ganglia E.) white matter

C.) gyri

Which one of the following functions is carried out by the vestibulocochlear nerve ? A.) vision and hearing B.) smell and taste C.) hearing and balance D.) fine and gross motor control

C.) hearing and balance

Which one of the following areas of the brain is the center for the regulation of body temperature , hunger and thirst ? A.) medulla oblongata B.) limbic system C.) hypothalamus D.) cerebellum E.) corpus callosum

C.) hypothalamus

Which one of the following parts of the ear functions both in hearing and equilibrium ? A.) external ear B.) middle ear C.) inner ear

C.) inner ear

Which one of the following structures is the location where a spinal nerve exits the vertebral column ? A.) foramen magnum B.) vertebral canal C.) intervertebral foramen D.) transverse foramen

C.) intervertebral foramen

Which one of the following structures secretes a saline ( salt ) solution to wash and lubricate the eye ? A.) conjunctiva B.) meibomian glands C.) lacrimal glands

C.) lacrimal glands

Which one of the following would happen if the dorsal ( posterior ) ramus of the spinal nerve was damaged or transected ? A.) loss of sensory function B.) loss of motor function C.) loss of both

C.) loss of both

Which one of the following would happen if the ventral ( anterior ) ramus of the spinal nerve was damaged or transected ? A.) loss of sensory function B.) loss of motor function C.) loss of both

C.) loss of both

Which one of the following terms describe a nerve that contains both afferent and efferent neurons ? A.) sensory B.) motor C.) mixed D.) dual

C.) mixed

Which one of the following structural classification of neurons is the most common type in nervous system ? A.) pseudounipolar B.) bipolar C.) multipolar

C.) multipolar

Which one of the following structures are excitable nerves that transmit electrical signals ? A.) neuroglial B.) supporting cells C.) neurons D.) ganglion

C.) neurons

Where is the " blind spot " of the eyeball located ? A.) fovea centralis B.) ciliary body C.) optic disc D.) pupil E.) choroid

C.) optic disc

Cells producing myelin in the PNS are called ____ and cells producing myelin in the CNS are called ______. A.) schwann cells , microglia B.) oligodendrocytes , schwann cells C.) schwann cells , oligodendrocytes D.) satellite cells , astrocytes E.) astrocyte and schwann cells .

C.) schwann cells , oligodendrocytes

Which one of the following structures is the outer fibrous coating of the eyeball ? A.) choroid B.) iris C.) sclera S.) retina E.) ciliary body

C.) sclera

Which one of the following spaces is filled with cerebrospinal fluid to provide cushion to the spinal cord ? A.) epidural B.) subdural C.) subarachnoid D.) all of the above

C.) subarachnoid

The inward folds of cerebral tissue are called ____ or _____. A.) sulci , tracts B.) gyri , fissures C.) sulci , fissures D.) gyri , tracts

C.) sulci , fissures

Which one of the following structures is located between two motor neurons in the autonomic nervous system ? A.) nucleus B.) effector cell C.) synapse D.) target cell

C.) synapse

Which of the following lobes of the brain is the primary auditory area ? A.) frontal B.) parietal C.) temporal D.) pons E.) occipital

C.) temporal

Which one of the following cerebral lobes is the location of the olfactory area ? A.) frontal B.) parietal C.) temporal D.) occipital

C.) temporal

Which one of the following lobes of the brain is the primary auditory region ? A.) frontal B.) parietal C.) temporal D.) occipital

C.) temporal

Which one of the following is FALSE about the spinal nerves emerging from the spinal cord ? A.) brachial plexus responsible for innervation to the arm , forearm and hand B.) lumbar and sacral plexuses share common nerves C.) there are 33 pairs of spinal nerves D.) intercostal nerves are located in thoracic region and do not form a nerve plexus E.) cervical and brachial form nerve plexuses in the body

C.) there are 33 pairs of spinal nerves

Which one of the following IS NOT a nerve plexus of the body ? A.) cervical B.) brachial C.) thoracic D.) sacral E.) lumbar

C.) thoracic

Which one of the following names means " pulley " ? A.) optic B.) oculomotor C.) trochlear D.) abducens E.) vagus

C.) trochlear

Which one of the following structures IS NOT part of the bony labyrinth ? A.) semicircular canals B.) vestibule C.) utricle D.) cochlea

C.) utricle

How many pairs of coccygeal spinal nerves emerge from the spinal cord ? A.) 12 B.) 8 C.) 5 D.) 1

D.) 1

Which of the following disorders is a traumatic brain injury ? A.) Aphasia B.) Parkinson's disease C.) Cerebrovascular accident ( CVA ) D.) Cerebral edema E.) Alzheimer's disease

D.) Cerebral edema

Which one of the following structures is a target tissue for the autonomic nervous system ? A.) glands B.) smooth muscle C.) cardiac muscle D.) all of the above

D.) all of the above

Axons normally carry information ________ the nerve cell body . Dendrites carry information ______ the nerve cell body . A.) toward , toward B.) toward , away from C.) away from , away from D.) away from , toward

D.) away from , toward

Which one of the following choices is controlled by sympathetic innervation ? A.) emergency situations B.) flight or fight situations C.) digestion after a big meal D.) both emergency and flight / fight situations

D.) both emergency and flight / fight situations

Which of the following structures form the central nervous system ? A.) cranial and spinal nerves B.) spinal cord and spinal nerves C.) brain and cranial nerves D.) brain and spinal cord E.) brain and spinal nerves

D.) brain and spinal cord

Which one of the following structures is a collection of spinal nerves traveling in the vertebral canal below the terminus of the spinal cord ? A.) conus medullaris B.) denticulate ligaments C.) filum terminale D.) cauda equina E.) pia mater

D.) cauda equina

Which one of the following neuroglia of the CNS forms a simple epithelium that lines the central cavity of the spinal cord and brain ? A.) schwann cells B.) astrocytes C.) microglial D.) ependymal E.) oligodendrocytes

D.) ependymal

Which one of the following choices is the CORRECT order of connective tissue layers surrounding a nerve from superficial to deep ? A.) endoneurium , perineurium , epineurium B.) perineurium , endoneurium , epineurium C.) epineurium , endoneurium , perineurium D.) epineurium , perineurium , endoneurium

D.) epineurium , perineurium , endoneurium

Which one of the following choices marks the position of the optic disc ? A.) ganglion cell location in retina B.j junction between iris and ciliary body C.) most optically sensitive point of retina D.) exit of the optic ( CN II) nerve

D.) exit of the optic ( CN II) nerve

Damage to which one of the following cranial nerves may impair the sense of taste ? A.) facial B.) glossopharyngeal C.) hypoglossal D.) facial and glossopharyngeal E.) glossopharyngeal and hypoglossal

D.) facial and glossopharyngeal

The spinal cord extends from the _____ of the skull to the ______ level of vertebrae . A.) axis , L1 / L2 B.) foramen magnum , S2 C.) axis , S2 D.) foramen magnum , L1 / L2

D.) foramen magnum , L1 / L2

Which one of the following cranial nerves runs below the tongue ? A.) facial B.) vagus C.) accessory D.) hypoglossal

D.) hypoglossal

Nearsightedness is called ____ and farsightedness is called _____. A.) presbyopia , hyperopia B.) hyperopia , myopia C.) presbyopia , myopia D.) myopia , hyperopia

D.) myopia , hyperopia

Which one of the following terms is a group of nerve cell bodies located in the CNS ? A.) nerve B.) tract C.) ganglion D.) nucleus

D.) nucleus

Which one of the cerebral lobes is the location of the visual area ? A.) frontal B.) parietal C.) temporal D.) occipital

D.) occipital

What are the cells called that produce myelin in the central nervous system ? A.) schwann cells B.) astrocytes C.) microglia D.) oligodendrocytes E.) satellite cells

D.) oligodendrocytes

Which one of the following statements IS FALSE concerning the innermost layer of the eye ? A.) rods and cones are photoreceptors B.) photoreceptors are located in the retina C.) light passes through bipolar and ganglion cells before striking the photoreceptors D.) optic disc is the area of highest acquity E.) rods are dim light receptors and do not provide sharp images

D.) optic disc is the area of highest acquity

Which one of the following nerves is called the " great sensory nerve of the face " ? A.) facial B.) vagus C.) accessory D.) trigeminal E.) hypoglossal

D.) trigeminal

Which one of the following structures is innervated by dorsi rami of a spinal nerves ? A.) upper limb B.) lower limb C.) intercostal spaces D.) true back muscles ( erector spinae )

D.) true back muscles ( erector spinae )

Which one of the following is the CORRECT numbers of paired spinal nerves ? A.) eight sacral B.) six cervical C.) five coccygeal D.) twelve thoracic E.) six lumbar

D.) twelve thoracic

Which one of the following terms is another name for the eardrum ? A.) external acoustic meatus B.) auditory tube C.) labyrinth D.) tympanic membrane E.) vestibule

D.) tympanic membrane

Which one of the following cranial nerves IS NOT involved in taste or smell ? A.) olfactory nerve ( 1 ) B.) facial nerve ( VII ) C.) vagus ( X ) D.) vestibular ( VIII ) E.) glossopharyngeal ( IX )

D.) vestibular ( VIII )

Which one of the following cranial nerves innervates the muscle that turns the eyeball laterally ? A.) oculomotor B.) trochlear C.) trigeminal D.) vestibulocochlear E.) abducens

E.) abducens

Which one of the following statements about malleus , incus and stapes IS CORRECT ? A.) located in middle ear B.) three smallest bones in body C.) called auditory ossicles D.) transmit vibrations of the eardrum to the inner ear E.) all of the above

E.) all of the above

Which one of the following disorders causes blurred vision due to the inability of the optics of the eye to focus a point object into a sharp focused image on the retina ? A.) pink eye B.) conjunctivitis C.) accomodation D.) myopia E.) astigmatism

E.) astigmatism

The term " central nervous system " refers to the : A.) brain and cranial nerves B.) spinal cord and spinal nerves C.) autonomic and peripheral nervous systems D.) brain , spinal cord and peripheral nerves E.) brain and spinal cord

E.) brain and spinal cord

Which one of the following structures IS NOT associated with the middle ear ? A.) auditory tube B.) ossicles C.) tensor tympani D.) stapedius E.) cochlea

E.) cochlea

Which one of the following structures is a mucus membrane that lines the internal surface of the eyelids and eyeballs ? A.) pupil B.) retina C.) optic disc D.) choroid E.) conjunctiva

E.) conjunctiva

Which one of the following structures is the transparent anterior portion of the sclera ? A.) iris B.) choroid C.) retina D.) ciliary body E.) cornea

E.) cornea

Which one of the following structures is lateral extensions of pia mater that function to anchor the spinal cord laterally ? A.) conus medullaris B.) cauda equina C.) filum terminale D.) arachnoid mater E.) denticulate ligaments

E.) denticulate ligaments

Which one of the following regions of the central brain is located lateral to the midline third ventricle and consists of the thalamus and hypothalamus ? A.) midbrain B.) cerebellum C.) pons D.) limbic system E.) diencephalon

E.) diencephalon

Where are the cell bodies located for sensory neurons of the spinal nerves ? A.) hypothalamus B.) ventral root ( spinal ) ganglia of the spinal cord C.) sympathetic ganglia D.) thalamus E.) dorsal root ( spinal ) ganglia of the spinal cord

E.) dorsal root ( spinal ) ganglia of the spinal cord

Which one of the following parts of the ear contains the external acoustic meatus which runs from the auricle to the eardrum ? A.) temporal lobe B.) vestibulocochlear nerve C.) internal ear D.) middle ear E.) external ear

E.) external ear

Which of the following terms is a collections of nerve cell bodies located outside the central nervous system ? A.) tracts B.) nerves C.) nuclei D.) neuroglia E.) ganglia

E.) ganglia

Which one of the following names means tongue and pharynx ? A.) trochlear B.) oculomotor C.) trigeminal D.) vagus E.) glossopharyngeal

E.) glossopharyngeal

Which one of the following IS NOT a nerve plexus of the body ? A.) lumbar B.) sacral C.) cervical D.) brachial E.) intercostal

E.) intercostal

What is the groove called separating the cerebral hemispheres ? A.) anterior commissure B.) parieto - occipital sulcus C.) lateral sulcus D.) central sulcus E.) longitudinal fissure

E.) longitudinal fissure

Which one of the following choices is the function of adipose tissue wrapped around the eyeball in the orbit ? A.) nutrition B.) secretion of oil C.) blood supply D.) secretion of mucus E.) protection

E.) protection

Photoreceptors of the eye are located in the ____. A.) cornea B.) sclera C.) lens D.) choroid E.) retina

E.) retina

Where is the location of the cerebrospinal fluid in the brain ? A.) subarachnoid space B.) subdural space C.) epidural space D.) ventricles E.) subarachnoid space and ventricles

E.) subarachnoid space and ventricles

Besides the accessory nerve , which of the following pairs of cranial nerves extends beyond the head and neck region ? A.) oculomotor B.) facial C.) hypoglossal D.) trigeminal E.) vagus

E.) vagus

Which one of the following names means " wanderer " ? A.) oculomotor B.) trochlear C.) trigeminal D.) glossopharyngeal E.) vagus

E.) vagus

A.) superior sagittal sinus

Identify the structure labeled " B " ( blue area ) . A.) superior sagittal sinus B.) arachnoid granulations C.) cerebrum D.) gray matter E.) white matter

The macula epithelium of the vestibule contains ______ sensory receptors while the basilar membrane of the organ of Corti contains ______ sensory receptors . A.) equilibrium , hearing B.) hearing , equilibrium

equilibrium , hearing