Lab manual questions for test #2
d) tendon
A cord of connective tissue that attaches a skeletal muscle to the periosteum of a bone is a: a) ligament b) aponeurosis c) perichondrium d) tendon
b) false
An axon carries nerve impulses toward the cell body. a) true b) false
b) false
An exophthalmic goiter is caused by a deficiency of iodine. a) true b) false
c) ligaments
Bone to bone fibrous connections are called: a) tendons b) aponeuroses c) ligaments d) muscles e) adipose
Amygdala
Center for feelings of rage
a) endoneurium
Connective tissue covering individual nerve fibers is the: a) endoneurium b) epineurium c) perineurium d) ectoneurium
Hypothalamus
Controls body temperature
a) true
For a sensation to occur, the following must happen: a receptor picks up a stimulus and converts it into a nerve impulse which is conducted to the brain and translated into a sensation. a) true b) false
Node of Ranvier
Gap between Schwann cells
Pia mater
Innermost meninx
Subarachnoid space
Location of CSF
b) auditory canal ab) tympanic membrane a) malleus e) incus c) stapes d) oval window
Matching. Place in the correct order from the pinna to the cochlea the following structures: a) malleus b) auditory canal c) stapes d) oval window e) incus ab) tympanic membrane
e) cornea a) aqueous humor in anterior chamber d) aqueous humor in posterior chamber b) lens c) vitreous body
Matching. Place the choices a - e in order from the outside of the body to the retina. a) aqueous humor in anterior chamber b) lens c) vitreous body d) aqueous humor in posterior chamber e) cornea
d) Schwann cells
Myelin sheaths within the PNS are formed by: a) microglia b) astrocytes c) oligodendrocytes d) Schwann cells e) telodendria
Midbrain
Oculomotor
Nasal mucosa
Olfactory
Retina
Optic
Dura Mater
Outermost meninx
b) false
Pancreatic alpha cells produce somatostatin. a) true b) false
Pons
Pneumotactic center
Thalamus
Relay station for most sensory impulses
b) hypothalamus
Releasing hormones originate in the: a) anterior pituitary b) hypothalamus c) posterior pituitary d) pineal
b) false
The ANS is a sensory nervous system. a) true b) false
b) false
The CNS is composed of the brain and sensory nerves. a) true b) false
c) elasticity
The ability of muscle tissue to return to its original shape after extension is: a) tetanus b) excitability c) elasticity d) extension
b) iris
The amount of light entering the eye is regulated by the: a) lens b) iris c) cornea d) conjunctiva
a) neuromuscular junction
The area of near-contact between a motor axon terminal and a muscle cell sarcolemma is called the: a) neuromuscular junction b) synapse c) myofilament d) T-tubule
c) choroid
The black, light absorbing layer behind the retina is the: a) sclera b) lens c) choroid d) aqueous humor.
B. False
The blind spot on the retina is also known as the central fovea or fovea centralis. a) true b) false.
b) false.
The ciliary muscle is an example of an intrinsic eye muscle, and the rectus femoris is an example of an extrinsic eye muscle. a) true b) false.
a) perimysium
The connective tissue layer surrounding bundles of muscle fibers (these bundles are called fascicles) is the: a) perimysium b) endomysium c) ectomysium d) myomysium
a) true
The disorder characterized by an opaque lens or cornea is known as cataracts. a) true b) false.
b) false.
The inner lining of the eyelid is the ciliary body. a) true b) false.
a) true
The lacrimal gland is an accessory structure of the eye. a) true b) false
c) longitudinal fissure
The left and right cerebral hemispheres are separated from each other by the: a) central sulcus b) transverse fissure c) longitudinal fissure d) insula
d) vestibular apparatus
The organ of both static and dynamic equilibrium is the: a) cochlea b) organ of Corti c) semicircular canals d) vestibular apparatus e) utricle and saccule of the vestibule
b) parasympathetic
The portion of the ANS which promotes secretion of digestive enzymes from the pancreas, salivary glands gastric glands and intestinal glands is the ______________ division. a) sympathetic b) parasympathetic c) somatic
b) Eustachian tube
The portion of the ear that equalizes air pressure in the middle ear via an opening to the nasopharynx is the: a) auditory canal b) Eustachian tube c) tympanic membrane d) semicircular canals
c) semicircular canals
The portion of the inner ear specifically responsible for dynamic or rotational equilibrium is the: a) cochlea b) organ of Corti c) semicircular canals d) vestibular apparatus e) utricle and saccule of the vestibule
d) ventral root
The portion of the spinal nerve that contains motor nerve fibers is the: a) dorsal root b) dorsal root ganglion c) lateral root d) ventral root
c) tympanic membrane
The scientific name for the eardrum is the: a) oval window b) round window c) tympanic membrane d) cochlea
b) false
The sebaceous glands are examples of endocrine glands. a) true b) false
a) epinephrine/norepinephrine
The sympathetic division of the ANS releases which of the following neurotransmitters to effectors? a) epinephrine/norepinephrine b) ACh c) GABA d) serotonin
c) conus medullaris
The tapered, inferior portion of the spinal cord is the: a) filum terminale b) cauda equina c) conus medullaris d) lumbar enlargement
a) true
The target organs for FSH are both the ovaries and the testes. a) true b) false
c) moves a part away from the midline of the body or a body part
The term abductor means that a muscle: a) increases the angle at a joint b) produces a downward movement c) moves a part away from the midline of the body or a body part d) elevates a body part
b) false
The thyroid gland is both an exocrine and endocrine gland. a) true b) false
a) true
The thyroid hormone, calcitonin, acts to lower blood calcium. a) true b) false
b) false
The thyroid parafollicular cells produce parathyroid hormone (PTH). a) true b) false
b) neuromuscular junction
The tiny gap between a neuron and a muscle cell is known as a: a) synapse b) neuromuscular junction c) neuroeffector junction d) neuroglandular junction
d) occipital lobe
The visual sensory area is located in the: a) cerebellum b) medulla oblongata c) temporal lobe d) occipital lobe e) thalamus
Medulla Oblongata
Vagus
b) cardiac
What kind of muscle cell is characterized by involuntary control and has a striated or banded appearance? a) skeletal b) cardiac c) smooth
c) smooth
What kind of muscle cell is relatively short with a centrally located nucleus and is tapered on both ends? a) skeletal b) cardiac c) smooth
b) macula lutea
Which is not a component of the vascular tunic? a) choroid b) macula lutea c) iris d) ciliary body
d) genioglossus
Which muscle is not associated with a movement of the eyeball? a) superior rectus b) lateral rectus c) superior oblique d) genioglossus
d) microglia
Which neuroglial cell is phagocytic? a) satellite b) Scwann c) ependymal d) microglia e) astrocyte
e) I
Which of the following cranial nerves is associated with your sense of smell? a) X b) III c) II d) VII e) I
b) cerebellum
Which of the following is concerned with the coordination of skeletal muscles and the maintenance of normal muscle tone? a) thalamus b) cerebellum c) pons d) hypothalamus e) medulla oblongata
a) skeletal muscle
Which of the following is striated and voluntary? a) skeletal muscle b) cardiac muscle c) smooth muscle
a) 20/15
Which of the following values indicates the best visual acuity? a) 20/15 b) 20/20 c) 20/30 d) 20/40
e) glucagon
Which pancreatic hormone acts to increase blood glucose levels? a) GHRH b) GnRH c) insulin d) FSH e) glucagon
d) OT
Which posterior pituitary hormone helps to stimulate contraction of the uterus and also milk let down? a) TSH b) hGH c) ACTH d) OT e) ADH
orbicularis oculi
muscle of facial expression
vastus medialis
muscle that extends the crural region
deltoid
muscle that moves the arm
lateral rectus
muscle that moves the eyeball
gastrocnemius
muscle that plantar flexes the foot
diaphragm
muscle used in breathing