Question 1

What is the fatty insulating material that surrounds the axons?

Accepted Answer

A)  Glia 
B)  Choroid plexus 
C)  Myelin sheath 
D)  Sarcolemma 
A)  Glia 
B)  Choroid plexus 
C)  Myelin sheath 
D)  Sarcolemma

Question 2

What is the name of the space between the axon of one neuron and the dendrite of a second neuron?

Accepted Answer

A)  Vesicle 
B)  Cell body 
C)  Synapse 
D)  Node of Ranvier 
A)  Vesicle 
B)  Cell body 
C)  Synapse 
D)  Node of Ranvier

Question 3

Which of the following best describes the tentorium?

Accepted Answer

A)  Extension of the dura mater 
B)  Lining of the cerebral ventricles and central canal 
C)  Another name for the arachnoid mater 
D)  Another name for the corpus callosum 
A)  Extension of the dura mater 
B)  Lining of the cerebral ventricles and central canal 
C)  Another name for the arachnoid mater 
D)  Another name for the corpus callosum

Question 4

Which of the following is true of the occipital lobe?

Accepted Answer

A)  Contains the primary visual cortex 
B)  Is a brain stem structure 
C)  Is responsible for all signals sent along the pyramidal tract 
D)  Contains the emetic center 
A)  Contains the primary visual cortex 
B)  Is a brain stem structure 
C)  Is responsible for all signals sent along the pyramidal tract 
D)  Contains the emetic center

Question 5

The pituitary gland sits beneath the

Accepted Answer

A)  medulla oblongata. 
B)  brain stem. 
C)  hypothalamus. 
D)  cerebellum. 
A)  medulla oblongata. 
B)  brain stem. 
C)  hypothalamus. 
D)  cerebellum.

Question 6

A person is admitted to the ER following an auto accident.He has suffered a transsection of the spinal cord at C3.Which statement is true?

Accepted Answer

A)  All sensation below C3 is intact; motor function is lost. 
B)  All motor function below C3 is lost; sensation is intact. 
C)  He is ventilator dependent; all sensory and motor activity below C3 is lost. 
D)  He is hemiplegic. 
A)  All sensation below C3 is intact; motor function is lost. 
B)  All motor function below C3 is lost; sensation is intact. 
C)  He is ventilator dependent; all sensory and motor activity below C3 is lost. 
D)  He is hemiplegic.

Question 7

Which of the following is true of the diencephalon?

Accepted Answer

A)  Contains the thalamus and hypothalamus 
B)  Is a brain stem structure 
C)  Contains the midbrain, pons, and medulla oblongata 
D)  Is called the vital center 
A)  Contains the thalamus and hypothalamus 
B)  Is a brain stem structure 
C)  Contains the midbrain, pons, and medulla oblongata 
D)  Is called the vital center

Question 8

Which structure plays a key role in personality development and emotional and behavioral expression and carries out the "executive" functions?

Accepted Answer

A)  Cerebellum 
B)  Frontal lobe 
C)  Basal ganglia 
D)  Medulla oblongata 
A)  Cerebellum 
B)  Frontal lobe 
C)  Basal ganglia 
D)  Medulla oblongata

Question 9

Which of the following "brain claims" is true?

Accepted Answer

A)  The medulla oblongata is the upper part of the diencephalon. 
B)  The hypothalamus is a brain stem structure. 
C)  The medulla oblongata performs the "executive functions." 
D)  The midbrain, pons, and medulla oblongata are infratentorial structures. 
A)  The medulla oblongata is the upper part of the diencephalon. 
B)  The hypothalamus is a brain stem structure. 
C)  The medulla oblongata performs the "executive functions." 
D)  The midbrain, pons, and medulla oblongata are infratentorial structures.

Question 10

Which of the following best illustrates cerebral lateralization?

Accepted Answer

A)  Narcotics depress medullary respiratory activity. 
B)  In most people speech is a left hemisphere function. 
C)  The precentral gyrus is motor, while the postcentral gyrus is sensory. 
D)  The occipital lobe receives sensory information from both eyes. 
A)  Narcotics depress medullary respiratory activity. 
B)  In most people speech is a left hemisphere function. 
C)  The precentral gyrus is motor, while the postcentral gyrus is sensory. 
D)  The occipital lobe receives sensory information from both eyes.

Question 11

The emetic center

Accepted Answer

A)  receives information from the chemoreceptor trigger zone (CTZ). 
B)  is located in the vertebra prominens. 
C)  is the target of antipyretics. 
D)  All of the above are true. 
A)  receives information from the chemoreceptor trigger zone (CTZ). 
B)  is located in the vertebra prominens. 
C)  is the target of antipyretics. 
D)  All of the above are true.

Question 12

The medulla oblongata descends into the vertebral cavity through the

Accepted Answer

A)  corpus callosum. 
B)  obturator foramen. 
C)  central canal. 
D)  foramen magnum. 
A)  corpus callosum. 
B)  obturator foramen. 
C)  central canal. 
D)  foramen magnum.

Question 13

Which of the following best describes the location of arachnoid villi?

Accepted Answer

A)  Sitting within the choroid plexus 
B)  Lining the central sulcus 
C)  Protruding into the dural sinuses from the subarachnoid space 
D)  Protruding from the dural sinuses into the subarachnoid space 
A)  Sitting within the choroid plexus 
B)  Lining the central sulcus 
C)  Protruding into the dural sinuses from the subarachnoid space 
D)  Protruding from the dural sinuses into the subarachnoid space

Question 14

The nodes of Ranvier

Accepted Answer

A)  are located along the postsynaptic membrane. 
B)  increase the speed of the action potential. 
C)  synthesize the neurotransmitter acetylcholine. 
D)  store ACh in tiny vesicles. 
A)  are located along the postsynaptic membrane. 
B)  increase the speed of the action potential. 
C)  synthesize the neurotransmitter acetylcholine. 
D)  store ACh in tiny vesicles.

Question 15

Which of the following is most related to "saltatory conduction"?

Accepted Answer

A)  Dendrites 
B)  Choroid plexus 
C)  Nodes of Ranvier 
D)  Astrocytes 
A)  Dendrites 
B)  Choroid plexus 
C)  Nodes of Ranvier 
D)  Astrocytes

Question 16

The resting neuron

Accepted Answer

A)  is polarized. 
B)  has an internal (+) charge. 
C)  has an internal negativity because of the outward leak of Na+. 
D)  has an internal negativity because of the inward leak of K+. 
A)  is polarized. 
B)  has an internal (+) charge. 
C)  has an internal negativity because of the outward leak of Na+. 
D)  has an internal negativity because of the inward leak of K+.

Question 17

CSF circulates through all of the following structures except the

Accepted Answer

A)  Subarachnoid space 
B)  Foramen magnum 
C)  Fourth ventricle 
D)  Cerebral aqueduct 
A)  Subarachnoid space 
B)  Foramen magnum 
C)  Fourth ventricle 
D)  Cerebral aqueduct

Question 18

The inside of the unstimulated neuron is negative; this electrical charge is caused by the outward leak of potassium and is called

Accepted Answer

A)  depolarization. 
B)  the action potential. 
C)  the resting membrane potential. 
D)  the refractory period. 
A)  depolarization. 
B)  the action potential. 
C)  the resting membrane potential. 
D)  the refractory period.

Question 19

Which of the following describes cerebral lateralization?

Accepted Answer

A)  Sensory and motor 
B)  Afferent and efferent 
C)  Right brain and left brain 
D)  Neuronal and neuroglial 
A)  Sensory and motor 
B)  Afferent and efferent 
C)  Right brain and left brain 
D)  Neuronal and neuroglial

Question 20

Which of the following is true of the ependymal cells?

Accepted Answer

A)  Form the tentorium cerebelli 
B)  Secrete dopamine 
C)  Are part of the choroid plexus and secrete CSF 
D)  Are myelinated and are responsible for the white appearance of the corpus callosum 
A)  Form the tentorium cerebelli 
B)  Secrete dopamine 
C)  Are part of the choroid plexus and secrete CSF 
D)  Are myelinated and are responsible for the white appearance of the corpus callosum

Exam 10: Nervous System: Nervous Tissue and Brain

What is the fatty insulating material that surrounds the axons?

What is the name of the space between the axon of one neuron and the dendrite of a second neuron?

Which of the following best describes the tentorium?

Which of the following is true of the occipital lobe?

The pituitary gland sits beneath the

A person is admitted to the ER following an auto accident.He has suffered a transsection of the spinal cord at C3.Which statement is true?

Which of the following is true of the diencephalon?

Which structure plays a key role in personality development and emotional and behavioral expression and carries out the "executive" functions?

Which of the following "brain claims" is true?

Which of the following best illustrates cerebral lateralization?

The emetic center

The medulla oblongata descends into the vertebral cavity through the

Which of the following best describes the location of arachnoid villi?

The nodes of Ranvier

Which of the following is most related to "saltatory conduction"?

The resting neuron

CSF circulates through all of the following structures except the

The inside of the unstimulated neuron is negative; this electrical charge is caused by the outward leak of potassium and is called

Which of the following describes cerebral lateralization?

Which of the following is true of the ependymal cells?

Introduction to the Human Body

Basic Chemistry

Cells

Cell Metabolism

Microbiology Basics

Tissues and Membranes

Integumentary System and Body Temperature

Skeletal System

Muscular System

Nervous System: Spinal Cord and Peripheral Nerves

Autonomic Nervous System

Sensory System

Endocrine System

Blood

Anatomy of the Heart

Function of the Heart

Anatomy of the Blood Vessels

Functions of the Blood Vessels

Lymphatic System

Immune System

Respiratory System

Digestive System

Urinary System

Water, Electrolyte, and Acid-Base Balance

Reproductive Systems

Human Development and Heredity

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