bsc 215 test 4 homework

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The spinal cord lacks a portion of the dura mater known as the: a. subdural space. b. periosteal layer. c. epidural space. d. meningeal layer.

b. periosteal layer

What functional brain system participates in memory, learning, emotion, and behavior? a. peripheral nervous system b. medial lemniscal system c. anterolateral system d. limbic system

d. limbic system

Sensory stimuli are interpreted and perceptions are formed in the __________. a. cerebral cortex b. sensory neurons of the PNS c. thalamus d. spinal cord

a. cerebral cortex

The enlarged superior portion of the brain responsible for higher functions is called the __________. a. cerebrum b. brainstem c. cerebellum d. diencephalon

a. cerebrum

What results when the corpus callosum is cut? a. communication between the right and left cerebral hemispheres would be impaired b. communication between a cerebral cortex in one hemisphere with other areas of the same hemisphere would be impaired c. communication between the brain and spinal cord would be impaired d. communication within a single brain hemisphere would be impaired

a. communication between the right and left cerebral hemispheres would be impaired

The inferior end of the spinal cord is the __________. a. conus medullaris b. posterior median sulcus c. cauda equina d. filum terminale

a. conus medullaris

What information is received by the primary vestibular cortex? a. equilibrium b. taste c. vision d. hearing

a. equilibrium

What portion of the brainstem blends with the spinal cord after passing through the foramen magnum? a. medulla oblongata b. pons c. hypothalamus d. midbrain

a. medulla oblongata

The neurons responsible for hearing, language, memory, and emotions can be found in the __________ lobe. a. temporal b. parietal c. occipital d. frontal

a. temporal

Bundles of white matter in the cerebrum are known as: a. tracts. b. nuclei. c. nerves. d. ganglia

a. tracts

Capillaries in the brain are unique from other capillaries as they have more tight junctions and limit endocytosis and exocytosis. a. True b. False

a. true

Perception occurs in the CNS and is a conscious awareness of a sensation. a. True b. False

a. true

The central sulcus separates the frontal lobe from the parietal lobe of the cerebrum. a. True b. False

a. true

The endothelial cells of blood capillaries in the brain __________. a. have very few tight junctions b. allow for limited endocytosis and exocytosis c. are not permeable to carbon dioxide and oxygen d. are permeable to large, polar molecules such as proteins

b. allow for limited endocytosis and exocytosis

What type of fiber carries information from the frontal lobe of the right cerebral hemisphere to the occipital lobe of the same cerebral hemisphere? a. projection fibers b. association fibers c. commissural fibers d. corpus callosum

b. association fibers

During development, the telencephalon gives rise to the __________. a. pons b. cerebral hemispheres c. cerebellum d. medulla oblongata

b. cerebral hemispheres

A patient with an injured amygdala might be unable to __________. a. regulate body temperature b. experience fear c. regulate breathing d. inhibit inappropriate movements

b. experience fear

A lumbar puncture, or spinal tap, draws out a sample of CSF from the subdural space around the spinal cord. a. True b. False

b. false

The hypothalamus integrates emotion, memory, and sensory information and sends it to association areas of the cerebral cortex. a. True b. False

b. false

The midbrain, pons, and medulla oblongata of the brainstem all arise from the hindbrain. a. True b. False

b. false

The reticular formation is a collection of nuclei in the diencephalon. a. True b. False

b. false

In what dura mater fold is the superior sagittal sinus located? a. tentorium cerebelli b. falx cerebri c. falx cerebelli d. tentorium cerebri

b. falx cerebri

What are the three primary brain vesicles that form from the neural tube? a. mesencephalon, telencephalon, diencephalon b. forebrain, midbrain, hindbrain c. brainstem, diencephalon, cerebellum d. midbrain, pons, medulla oblongata

b. forebrain, midbrain, hindbrain

The hippocampus and amygdala are parts of the: a. caudate nucleus. b. limbic system. c. globus pallidus. d. reticular formation.

b. limbic system

Which of the following is NOT a function of cerebrospinal fluid (CSF)? a. remove wastes from brain tissue b. maintain high intracranial pressure c. increase the buoyancy of the brain d. protect the brain

b. maintain high intracranial pressure

What is NOT part of the diencephalon? a. hypothalamus b. medulla oblongata c. thalamus d. epithalamus

b. medulla oblongata

The majority of the cerebral cortex is: a. fiber tracts. b. neocortex. c. white matter. d. cerebellum.

b. neocortex

What is the correct pathway of development of the cerebellum? a. neural tube, forebrain, telencephalon, cerebellum b. neural tube, hindbrain, metencephalon, cerebellum c. neural tube, diencephalon, cerebellum d. neural tube, midbrain, mesencephalon, cerebellum

b. neural tube, hindbrain, metencephalon, cerebellum

The midbrain, pons, and medulla oblongata are all part of the __________. a. cerebellum b. diencephalon c. brainstem d. cerebrum

c. brainstem

What is situated inferior to the conus medullaris of the spinal cord? a. cervical enlargement b. posterior median sulcus c. cauda equina d. lumbar enlargement

c. cauda equina

What part of the spinal cord carries motor information from the brain? a. posterior column b. spinocerebellar tract c. corticospinal tract d. anterolateral system

c. corticospinal tract

While observing a cross section of the spinal cord under the microscope, you notice a butterfly-shaped area on the inside. You would identify this as the __________. a. central canal b. white matter c. gray matter d. spinal meninges

c. gray matter

What is NOT a function of the reticular formation? a. breathing b. pain transmission c. memory d. sleep

c. memory

Which of the following should NOT cross the blood-brain barrier with ease? a. carbon dioxide b. glucose c. lipid-based molecules d. large, polar molecules

d. large, polar molecules

The white matter of the cerebellum is known as: a. cerebellar cortex. b. folia. c. vermis. d. arbor vitae.

d. arbor vitae

What secondary brain vesicles form from the forebrain? a. metencephalon and mesencephalon b. telencephalon and mesencephalon c. metencephalon and myelencephalon d. diencephalon and telencephalon

d. diencephalon and telencephalon

Cerebrospinal fluid (CSF) in the third ventricle will drain into the: a. lateral ventricles. b. choroid plexus. c. dural sinus. d. fourth ventricle.

d. fourth ventricle

An elevated ridge on the surface of the cerebrum is known as a: a. sulcus. b. furrow. c. fissure. d. gyrus.

d. gyrus

What is located in the postcentral gyrus of the parietal lobe? a. auditory association area b. primary visual cortex c. primary auditory cortex d. primary somatosensory cortex

d. primary somatosensory cortex

The brainstem connects the brain and the: a. cerebellum. b. ventricles. c. eyes. d. spinal cord.

d. spinal cord

Cerebrospinal fluid (CSF) circulates through the: a. pia mater. b. blood-brain barrier. c. dura mater. d. subarachnoid space.

d. subarachnoid space

Which of the following are NOT components of the blood-brain barrier? a. endothelial cells of brain capillaries b. high numbers of tight junctions in brain capillaries c. astrocytes d. the meninges

d. the meninges

The cell bodies of sensory neurons are located inside ________.

the posterior root ganglion


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