Question 1

Which is a function of the olfactory (I) nerve?

Accepted Answer

A)  conveys nerve impulses related to smell 
B)  conveys nerve impulses related to vision 
C)  causes movement of eyelid and eyeball; constriction of pupil 
D)  causes movement of eyeball via superior oblique muscle 
A)  conveys nerve impulses related to smell 
B)  conveys nerve impulses related to vision 
C)  causes movement of eyelid and eyeball; constriction of pupil 
D)  causes movement of eyeball via superior oblique muscle

Question 2

The structure indicated by the arrow

Accepted Answer

A)  is where the rubrospinal tract begins. 
B)  is where the corticospinal tract decussates. 
C)  is where the spinothalamic tract crosses. 
D)  is where third-order neurons of the posterior (dorsal) column tract originate. 
A)  is where the rubrospinal tract begins. 
B)  is where the corticospinal tract decussates. 
C)  is where the spinothalamic tract crosses. 
D)  is where third-order neurons of the posterior (dorsal) column tract originate.

Question 3

Which of the following is NOT an extension of the dura mater?

Accepted Answer

A)  falx cerebelli 
B)  falx cerebri 
C)  tentorium cerebelli 
D)  epidural space 
A)  falx cerebelli 
B)  falx cerebri 
C)  tentorium cerebelli 
D)  epidural space

Question 4

Circumventricular organs in the wall of the third ventricle lack a blood-brain barrier. This enables them to

Accepted Answer

A)  facilitate the circulation of cerebrospinal fluid in the ventricles. 
B)  monitor the chemical composition of the blood. 
C)  secrete cerebrospinal fluid into the ventricles. 
D)  all of these choices. 
A)  facilitate the circulation of cerebrospinal fluid in the ventricles. 
B)  monitor the chemical composition of the blood. 
C)  secrete cerebrospinal fluid into the ventricles. 
D)  all of these choices.

Question 5

This structure arises from the _____.]

Accepted Answer

A)  telencephalon. 
B)  mesencephalon. 
C)  metencephalon. 
D)  diencephalon. 
A)  telencephalon. 
B)  mesencephalon. 
C)  metencephalon. 
D)  diencephalon.

Question 6

The hypothalamic mammillary bodies serve as relay stations for reflexes related to the sense of smell.

Accepted Answer

A) True 
 B)False

Question 7

The lateral cerebral sulcus primarily separates the temporal lobe from the parietal lobe.

Accepted Answer

A) True 
 B)False

Question 8

In what part of the brain would you find the hippocampus?

Accepted Answer

A)  thalamus 
B)  limbic system 
C)  hypothalamus 
D)  cerebellum 
A)  thalamus 
B)  limbic system 
C)  hypothalamus 
D)  cerebellum

Question 9

In what lobe of the cerebrum would you find the motor speech area (Broca's area)?

Accepted Answer

A)  occipital lobe 
B)  temporal lobe 
C)  parietal lobe 
D)  frontal lobe 
A)  occipital lobe 
B)  temporal lobe 
C)  parietal lobe 
D)  frontal lobe

Question 10

The tectum of the midbrain bears four rounded elevations

Accepted Answer

A)  called substantia nigra. 
B)  that control all subconscious muscle activities. 
C)  that transmit all sensory and motor information between the upper and lower brain regions. 
D)  that control reflex movements in response to visual and auditory stimuli. 
A)  called substantia nigra. 
B)  that control all subconscious muscle activities. 
C)  that transmit all sensory and motor information between the upper and lower brain regions. 
D)  that control reflex movements in response to visual and auditory stimuli.

Question 11

The cerebellar peduncles conduct information into and out of the cerebellum. The correct statement is

Accepted Answer

A)  the superior cerebellar peduncles conduct only sensory information. 
B)  the inferior cerebellar peduncles contain only motor fibers. 
C)  the middle cerebellar peduncles contain only afferent (sensory) fibers. 
D)  none of these choices. 
A)  the superior cerebellar peduncles conduct only sensory information. 
B)  the inferior cerebellar peduncles contain only motor fibers. 
C)  the middle cerebellar peduncles contain only afferent (sensory) fibers. 
D)  none of these choices.

Question 12

Which of the following is incorrectly matched regarding the midbrain?

Accepted Answer

A)  Inferior colliculi; reflex centers for sudden movements of the head and trunk in response to auditory stimuli 
B)  Superior colliculi; reflex centers for movements of the eyes, head and neck in response to visual stimuli 
C)  Red nucleus; origin of the tectospinal tract 
D)  Substantia nigra; production of the neurotransmitter dopamine 
A)  Inferior colliculi; reflex centers for sudden movements of the head and trunk in response to auditory stimuli 
B)  Superior colliculi; reflex centers for movements of the eyes, head and neck in response to visual stimuli 
C)  Red nucleus; origin of the tectospinal tract 
D)  Substantia nigra; production of the neurotransmitter dopamine

Question 13

The structure indicated by the arrows is the

Accepted Answer

A)  cerebral peduncle 
B)  medullary pyramid 
C)  vermis 
D)  cerebellar peduncle 
A)  cerebral peduncle 
B)  medullary pyramid 
C)  vermis 
D)  cerebellar peduncle

Question 14

Pigmented nuclei in the midbrain called substantia nigra control subconscious muscle activities.

Accepted Answer

A) True 
 B)False

Question 15

List, in order from anterior to posterior, the 12 pairs of cranial nerves. Indicate whether each is sensory, motor, or mixed in function. State a main function for each nerve.

Accepted Answer

1. Olfactory (Sensory) - Main function i

Question 16

Loss of cholinergic neurons (release ACh), and the presence of beta-amyloid plaques and neurofibrillary tangles are the hallmark features of what disease?

Accepted Answer

A)  Alzheimer's disease 
B)  Cerebral Palsy 
C)  Epilepsy 
D)  TIA 
A)  Alzheimer's disease 
B)  Cerebral Palsy 
C)  Epilepsy 
D)  TIA

Question 17

The transverse fissure separates the cerebrum from the cerebellum.

Accepted Answer

A) True 
 B)False

Question 18

The structure indicated by the arrow is involved with which function?

Accepted Answer

A)  vision 
B)  hearing 
C)  taste 
D)  smell 
A)  vision 
B)  hearing 
C)  taste 
D)  smell

Question 19

Which is a function of the trigeminal (V) nerve?

Accepted Answer

A)  conveys sensory impulses from the facial region and anterior scalp 
B)  turns eyeball laterally via lateral rectus muscle 
C)  causes movement of eyelid and eyeball; constriction of pupil 
D)  causes movement of eyeball via superior oblique muscle 
A)  conveys sensory impulses from the facial region and anterior scalp 
B)  turns eyeball laterally via lateral rectus muscle 
C)  causes movement of eyelid and eyeball; constriction of pupil 
D)  causes movement of eyeball via superior oblique muscle

Question 20

Which is a function of the glossopharyngeal (IX) nerve?

Accepted Answer

A)  conveys impulses from taste buds on the posterior one-third of the tongue 
B)  conveys impulses to visceral, cardiac, and skeletal muscles 
C)  conveys motor impulses to laryngeal and pharyngeal muscles, and to the sternocleidomastoid and trapezius muscles 
D)  controls movement of the tongue during speech and swallowing 
A)  conveys impulses from taste buds on the posterior one-third of the tongue 
B)  conveys impulses to visceral, cardiac, and skeletal muscles 
C)  conveys motor impulses to laryngeal and pharyngeal muscles, and to the sternocleidomastoid and trapezius muscles 
D)  controls movement of the tongue during speech and swallowing

Exam 18: The Brain and the Cranial Nerves

Which is a function of the olfactory (I) nerve?

The structure indicated by the arrow

Which of the following is NOT an extension of the dura mater?

Circumventricular organs in the wall of the third ventricle lack a blood-brain barrier. This enables them to

This structure arises from the _____.]

The hypothalamic mammillary bodies serve as relay stations for reflexes related to the sense of smell.

The lateral cerebral sulcus primarily separates the temporal lobe from the parietal lobe.

In what part of the brain would you find the hippocampus?

In what lobe of the cerebrum would you find the motor speech area (Broca's area)?

The tectum of the midbrain bears four rounded elevations

The cerebellar peduncles conduct information into and out of the cerebellum. The correct statement is

Which of the following is incorrectly matched regarding the midbrain?

The structure indicated by the arrows is the

Pigmented nuclei in the midbrain called substantia nigra control subconscious muscle activities.

List, in order from anterior to posterior, the 12 pairs of cranial nerves. Indicate whether each is sensory, motor, or mixed in function. State a main function for each nerve.

Loss of cholinergic neurons (release ACh), and the presence of beta-amyloid plaques and neurofibrillary tangles are the hallmark features of what disease?

The transverse fissure separates the cerebrum from the cerebellum.

The structure indicated by the arrow is involved with which function?

Which is a function of the trigeminal (V) nerve?

Which is a function of the glossopharyngeal (IX) nerve?

An Introduction to the Human Body

Cells

Tissues

Development

The Integumentary System

Bone Tissue

The Skeletal System: the Axial Skeleton

The Skeletal System: the Appendicular Skeleton

Joints

Muscular Tissue

The Muscular System

The Cardiovascular System: Blood

The Cardiovascular System: the Heart

The Cardiovascular System: Blood Vessels

The Lymphatic Lymphoid System and Immunity

Nervous Tissue

The Spinal Cord and the Spinal Nerves

The Autonomic Nervous System

Somatic Senses and Motor Control

Special Senses

The Endocrine System

The Respiratory System

The Digestive System

The Urinary System

The Reproductive Systems

Surface Anatomy

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