Question 1

What structure is covered by many blood vessels and adheres tightly to the surface of the brain?

Accepted Answer

A) pia mater 
B) arachnoid 
C) dura mater 
D) cranial plexus 
E) choroid plexus 
A) pia mater 
B) arachnoid 
C) dura mater 
D) cranial plexus 
E) choroid plexus A

Question 2

Parkinson's disease is the result of

Accepted Answer

A) inadequate production of GABA by neurons in the basal nuclei. 
B) decreased levels of acetylcholine from neurons in the substantia nigra. 
C) inadequate production of dopamine by substantia nigra neurons. 
D) hyperactivity of the limbic system. 
E) weak response of the red nuclei of the mesencephalon. 
A) inadequate production of GABA by neurons in the basal nuclei. 
B) decreased levels of acetylcholine from neurons in the substantia nigra. 
C) inadequate production of dopamine by substantia nigra neurons. 
D) hyperactivity of the limbic system. 
E) weak response of the red nuclei of the mesencephalon. C

Question 3

The choroid plexus is composed of

Accepted Answer

A) lymphatic vessels. 
B) blood vessels. 
C) nerve fibers. 
D) ganglia. 
E) subarachnoid granulations. 
A) lymphatic vessels. 
B) blood vessels. 
C) nerve fibers. 
D) ganglia. 
E) subarachnoid granulations. B

Question 4

The ________ connects the two sides of the cerebrum.

Accepted Answer

A) decussation 
B) mesencephalon 
C) arbor vitae 
D) ganglion 
E) commissural fibers 
A) decussation 
B) mesencephalon 
C) arbor vitae 
D) ganglion 
E) commissural fibers

Question 5

The tracts that connect the cerebellum to the brain stem are located in the

Accepted Answer

A) medulla oblongata. 
B) pons. 
C) mesencephalon. 
D) diencephalon. 
E) thalamus. 
A) medulla oblongata. 
B) pons. 
C) mesencephalon. 
D) diencephalon. 
E) thalamus.

Question 6

Why is injury to the medulla oblongata frequently fatal?

Accepted Answer

This region of the brain contains the ce

Question 7

The general interpretive area

Accepted Answer

A) is the speech center of the brain. 
B) is responsible for predicting future consequences. 
C) is the site of long-term memory storage. 
D) allows us to interpret what is read or heard. 
E) may be damaged by even a small stroke. 
A) is the speech center of the brain. 
B) is responsible for predicting future consequences. 
C) is the site of long-term memory storage. 
D) allows us to interpret what is read or heard. 
E) may be damaged by even a small stroke.

Question 8

The passageway between the lateral ventricles and the third ventricle is the

Accepted Answer

A) foramen of Magendi. 
B) interventricular foramen. 
C) cerebral aqueduct. 
D) lateral foramen. 
E) central canal. 
A) foramen of Magendi. 
B) interventricular foramen. 
C) cerebral aqueduct. 
D) lateral foramen. 
E) central canal.

Question 9

Ependymal cells work to

Accepted Answer

A) surround the capillaries of the choroid plexus. 
B) secrete CSF into the ventricles. 
C) remove waste products from CSF. 
D) adjust the composition of CSF. 
E) All of the answers are correct. 
A) surround the capillaries of the choroid plexus. 
B) secrete CSF into the ventricles. 
C) remove waste products from CSF. 
D) adjust the composition of CSF. 
E) All of the answers are correct.

Question 10

The optic tracts carry visual information from the retina to the

Accepted Answer

A) pulvinar. 
B) lateral geniculates. 
C) medial geniculates. 
D) supraoptic nuclei. 
E) paraventricular nuclei. 
A) pulvinar. 
B) lateral geniculates. 
C) medial geniculates. 
D) supraoptic nuclei. 
E) paraventricular nuclei.

Question 11

After suffering a blow to the back of the head,Phil loses his vision.The blow probably caused damage to the

Accepted Answer

A) prefrontal cortex. 
B) postcentral gyrus. 
C) cerebral nuclei. 
D) limbic system. 
E) occipital lobe. 
A) prefrontal cortex. 
B) postcentral gyrus. 
C) cerebral nuclei. 
D) limbic system. 
E) occipital lobe.

Question 12

What contains a spider web-like network of cells and fibers through which cerebrospinal fluid flows?

Accepted Answer

A) subdural space 
B) dural sinus 
C) falx cerebri 
D) subarachnoid space 
E) pia mater 
A) subdural space 
B) dural sinus 
C) falx cerebri 
D) subarachnoid space 
E) pia mater

Question 13

The adult human brain contains almost ________ of the body's neural tissue.

Accepted Answer

A) 15 percent 
B) 25 percent 
C) 68 percent 
D) 97 percent 
E) 35 percent 
A) 15 percent 
B) 25 percent 
C) 68 percent 
D) 97 percent 
E) 35 percent

Question 14

The medulla oblongata relays auditory information to the

Accepted Answer

A) substantia nigra. 
B) red nuclei. 
C) cerebral peduncles. 
D) superior colliculi. 
E) inferior colliculi. 
A) substantia nigra. 
B) red nuclei. 
C) cerebral peduncles. 
D) superior colliculi. 
E) inferior colliculi.

Question 15

A patient develops a clot that blocks the blood supply to the right cerebral hemisphere.What signs and symptoms would you expect as a result of this blockage?

Accepted Answer

Because the right primary motor cortex c

Question 16

The brain requires a substantial blood supply.The vessels that deliver blood to the brain are the

Accepted Answer

A) external carotid arteries. 
B) facial arteries. 
C) jugular veins. 
D) internal carotid and vertebral arteries. 
E) dural sinuses. 
A) external carotid arteries. 
B) facial arteries. 
C) jugular veins. 
D) internal carotid and vertebral arteries. 
E) dural sinuses.

Question 17

The basal nuclei

Accepted Answer

A) plan and coordinate voluntary muscle activity. 
B) provide the general pattern and rhythm for movements such as walking. 
C) coordinate sensory information. 
D) control the secretions of the pituitary gland. 
E) control respiration and blood pressure. 
A) plan and coordinate voluntary muscle activity. 
B) provide the general pattern and rhythm for movements such as walking. 
C) coordinate sensory information. 
D) control the secretions of the pituitary gland. 
E) control respiration and blood pressure.

Question 18

There are ________ pairs of cranial nerves.

Accepted Answer

A) 2 
B) 6 
C) 12 
D) 22 
E) 31 
A) 2 
B) 6 
C) 12 
D) 22 
E) 31

Question 19

What symptoms would you expect to see in a patient with damage to the basal nuclei?

Accepted Answer

A) inability to process thoughts in a rational way 
B) visual problems 
C) facial tics 
D) problems in rhythmic movements related to skeletal muscles 
E) anger problems 
A) inability to process thoughts in a rational way 
B) visual problems 
C) facial tics 
D) problems in rhythmic movements related to skeletal muscles 
E) anger problems

Question 20

Terry suffers from dissociation of memories from their emotional content as the result of an automobile accident.What system of the brain is probably damaged?

Accepted Answer

A) the prefrontal lobe 
B) the general interpretive area 
C) the limbic system 
D) the thalamus 
E) the putamen 
A) the prefrontal lobe 
B) the general interpretive area 
C) the limbic system 
D) the thalamus 
E) the putamen

Exam 14: The Brain and Cranial Nerves

What structure is covered by many blood vessels and adheres tightly to the surface of the brain?

Parkinson's disease is the result of

The choroid plexus is composed of

The ________ connects the two sides of the cerebrum.

The tracts that connect the cerebellum to the brain stem are located in the

Why is injury to the medulla oblongata frequently fatal?

The general interpretive area

The passageway between the lateral ventricles and the third ventricle is the

Ependymal cells work to

The optic tracts carry visual information from the retina to the

After suffering a blow to the back of the head,Phil loses his vision.The blow probably caused damage to the

What contains a spider web-like network of cells and fibers through which cerebrospinal fluid flows?

The adult human brain contains almost ________ of the body's neural tissue.

The medulla oblongata relays auditory information to the

A patient develops a clot that blocks the blood supply to the right cerebral hemisphere.What signs and symptoms would you expect as a result of this blockage?

The brain requires a substantial blood supply.The vessels that deliver blood to the brain are the

The basal nuclei

There are ________ pairs of cranial nerves.

What symptoms would you expect to see in a patient with damage to the basal nuclei?

Terry suffers from dissociation of memories from their emotional content as the result of an automobile accident.What system of the brain is probably damaged?

An Introduction to Anatomy and Physiology

The Chemical Level of Organization

The Cellular Level of Organization

The Tissue Level of Organization

The Integumentary System

Osseous Tissue and Bone Structure

The Axial Skeleton

The Appendicular Skeleton

Joints

Muscle Tissue

The Muscular System

Neural Tissue

The Spinal Cord, spinal Nerves, and Spinal Reflexes

Sensory Pathways and the Somatic Nervous System

The Autonomic Nervous System and Higher-Order Functions

The Special Senses

The Endocrine System

Blood

The Heart

Blood Vessels and Circulation

The Lymphatic System and Immunity

The Respiratory System

The Digestive System

Metabolism and Energetics

The Urinary System

Fluid, electrolyte, and Acid-Base Balance

The Reproductive System

Development and Inheritance

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