Question 1

Which of the following structures form(s)the blood-brain barrier?

Accepted Answer

A)  Postsynaptic terminals 
B)  Pia mater 
C)  Vascular endothelial cells 
D)  Myelin sheath 
A)  Postsynaptic terminals 
B)  Pia mater 
C)  Vascular endothelial cells 
D)  Myelin sheath C

Question 2

A person with a cerebellar lesion will have difficulty with

Accepted Answer

A)  breathing. 
B)  equilibrium. 
C)  memory. 
D)  speech. 
A)  breathing. 
B)  equilibrium. 
C)  memory. 
D)  speech. B

Question 3

The region of the brain that acts as a relay station for both motor and sensory activity is the

Accepted Answer

A)  cerebrum. 
B)  cerebellum. 
C)  thalamus. 
D)  hypothalamus. 
A)  cerebrum. 
B)  cerebellum. 
C)  thalamus. 
D)  hypothalamus. C

Question 4

Obstructive hydrocephalus can occur in the presence of

Accepted Answer

A)  blockage in the arachnoid villi. 
B)  malformation of the falx cerebelli. 
C)  blockage of CSF flow in the ventricular system. 
D)  increased production of CSF with poor outlet. 
A)  blockage in the arachnoid villi. 
B)  malformation of the falx cerebelli. 
C)  blockage of CSF flow in the ventricular system. 
D)  increased production of CSF with poor outlet.

Question 5

The large opening at the base of the cranium is known as the

Accepted Answer

A)  cisterna magna. 
B)  median foramen. 
C)  foramen magnum. 
D)  lateral foramen. 
A)  cisterna magna. 
B)  median foramen. 
C)  foramen magnum. 
D)  lateral foramen.

Question 6

The primary functions of which lobe are hearing,speech,behavior,and memory?

Accepted Answer

A)  Frontal lobe 
B)  Temporal lobe 
C)  Occipital lobe 
D)  Parietal lobe 
A)  Frontal lobe 
B)  Temporal lobe 
C)  Occipital lobe 
D)  Parietal lobe

Question 7

Which statement best describes the role of neuroglial cells?

Accepted Answer

A)  They are fewer in number than neurons. 
B)  They provide support to the neuron in nutrients and structural formation. 
C)  They protect the CNS from nonmetabolic primary neoplasms. 
D)  They produce a steady supply of neurotransmitters. 
A)  They are fewer in number than neurons. 
B)  They provide support to the neuron in nutrients and structural formation. 
C)  They protect the CNS from nonmetabolic primary neoplasms. 
D)  They produce a steady supply of neurotransmitters.

Question 8

A patient is admitted to the critical care unit after a stroke.The patient has an altered level of consciousness and garbled speech.A computed tomography scan is performed to determine the cause of the stroke,and a lumbar puncture is performed for analysis of CSF.Because the patient's speech is garbled,the nurse documents the occurrence of which type of aphasia?

Accepted Answer

A)  Fluent 
B)  Receptive 
C)  Expressive 
D)  Global 
A)  Fluent 
B)  Receptive 
C)  Expressive 
D)  Global

Question 9

CNS response to the periphery to produce contraction of the skeletal muscles is the result of

Accepted Answer

A)  efferent fibers. 
B)  afferent fibers. 
C)  myelin sheath. 
D)  neurotransmitters. 
A)  efferent fibers. 
B)  afferent fibers. 
C)  myelin sheath. 
D)  neurotransmitters.

Question 10

The sensory,motor,and cognitive functions are the primary functions of the

Accepted Answer

A)  diencephalon. 
B)  basal ganglia. 
C)  cerebellum. 
D)  cerebrum. 
A)  diencephalon. 
B)  basal ganglia. 
C)  cerebellum. 
D)  cerebrum.

Question 11

Which area of the ventricular system is usually cannulated for intracranial pressure monitoring?

Accepted Answer

A)  Frontal horn of the lateral ventricle 
B)  Aqueduct of Sylvius 
C)  Foramen of Monro 
D)  Fourth ventricle 
A)  Frontal horn of the lateral ventricle 
B)  Aqueduct of Sylvius 
C)  Foramen of Monro 
D)  Fourth ventricle

Question 12

When a patient with neurologic damage continues with extremely high core body temperature despite interventions to lower temperature,the area of the brain most likely affected is the

Accepted Answer

A)  cerebrum. 
B)  cerebellum. 
C)  thalamus. 
D)  hypothalamus. 
A)  cerebrum. 
B)  cerebellum. 
C)  thalamus. 
D)  hypothalamus.

Question 13

A patient has coherent speech but the words are illogical.Which part of the brain has been affected?

Accepted Answer

A)  The cerebellum 
B)  The Broca area 
C)  The Wernicke area 
D)  The hypothalamus 
A)  The cerebellum 
B)  The Broca area 
C)  The Wernicke area 
D)  The hypothalamus

Question 14

What percentage of the body's total resting cardiac output is used by the brain?

Accepted Answer

A)  5% 
B)  10% 
C)  20% 
D)  40% 
A)  5% 
B)  10% 
C)  20% 
D)  40%

Question 15

An afferent pathway that carries sensory impulses from the body into the spinal cord is the

Accepted Answer

A)  subarachnoid. 
B)  spinal nerves. 
C)  ventral root. 
D)  dorsal root. 
A)  subarachnoid. 
B)  spinal nerves. 
C)  ventral root. 
D)  dorsal root.

Question 16

Damage to the upper portion of the reticular activating system results in which condition?

Accepted Answer

A)  Seizures 
B)  Diabetes insipidus 
C)  Apnea 
D)  Impaired consciousness 
A)  Seizures 
B)  Diabetes insipidus 
C)  Apnea 
D)  Impaired consciousness

Question 17

Based on the circle of Willis,if the right internal carotid artery is blocked so that inadequate blood flows to the cerebral arteries,oxygen and nutrients to the brain

Accepted Answer

A)  can be supported by the circle of Willis. 
B)  are diminished by 25%. 
C)  are diminished by 50%. 
D)  are blocked. 
A)  can be supported by the circle of Willis. 
B)  are diminished by 25%. 
C)  are diminished by 50%. 
D)  are blocked.

Question 18

Which areas of the spinal cord have tenuous blood supply and are especially vulnerable to circulatory embarrassment?

Accepted Answer

A)  C2 to C3 
B)  C5 to C6 
C)  T8 to T10 
D)  L4 to L5 
A)  C2 to C3 
B)  C5 to C6 
C)  T8 to T10 
D)  L4 to L5

Question 19

Which lobe of the brain deals primarily with sensory function?

Accepted Answer

A)  Frontal lobe 
B)  Temporal lobe 
C)  Occipital lobe 
D)  Parietal lobe 
A)  Frontal lobe 
B)  Temporal lobe 
C)  Occipital lobe 
D)  Parietal lobe

Question 20

Neuronal function is driven by

Accepted Answer

A)  nodes of Ranvier. 
B)  saltatory conduction. 
C)  repolarization-depolarization cycles. 
D)  depolarization-repolarization cycles. 
A)  nodes of Ranvier. 
B)  saltatory conduction. 
C)  repolarization-depolarization cycles. 
D)  depolarization-repolarization cycles.

Exam 22: Neurologic Anatomy and Physiology

Which of the following structures form(s)the blood-brain barrier?

A person with a cerebellar lesion will have difficulty with

The region of the brain that acts as a relay station for both motor and sensory activity is the

Obstructive hydrocephalus can occur in the presence of

The large opening at the base of the cranium is known as the

The primary functions of which lobe are hearing,speech,behavior,and memory?

Which statement best describes the role of neuroglial cells?

CNS response to the periphery to produce contraction of the skeletal muscles is the result of

The sensory,motor,and cognitive functions are the primary functions of the

Which area of the ventricular system is usually cannulated for intracranial pressure monitoring?

When a patient with neurologic damage continues with extremely high core body temperature despite interventions to lower temperature,the area of the brain most likely affected is the

A patient has coherent speech but the words are illogical.Which part of the brain has been affected?

What percentage of the body's total resting cardiac output is used by the brain?

An afferent pathway that carries sensory impulses from the body into the spinal cord is the

Damage to the upper portion of the reticular activating system results in which condition?

Based on the circle of Willis,if the right internal carotid artery is blocked so that inadequate blood flows to the cerebral arteries,oxygen and nutrients to the brain

Which areas of the spinal cord have tenuous blood supply and are especially vulnerable to circulatory embarrassment?

Which lobe of the brain deals primarily with sensory function?

Neuronal function is driven by

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