Question 1

The blood-brain barrier

Accepted Answer

A) limits the direct exchange of materials between the cerebrospinal fluid and brain 
B) is formed in part by the tight junctions between the brain capillary cells 
C) consists of the astrocyte processes that encircle the brain capillaries 
D) exhibits all of the above 
E) is formed entirely by the astrocytes that wrap around brain capillaries 
A) limits the direct exchange of materials between the cerebrospinal fluid and brain 
B) is formed in part by the tight junctions between the brain capillary cells 
C) consists of the astrocyte processes that encircle the brain capillaries 
D) exhibits all of the above 
E) is formed entirely by the astrocytes that wrap around brain capillaries

Question 2

____________________ is a decreased responsiveness to an indifferent stimulus that is repeatedly presented, whereas ____________________ is increased responsiveness to mild stimuli following a strong noxious stimulus.

Accepted Answer

Habituatio

Question 3

The cerebellum

Accepted Answer

A) primarily influences motor activity but does not have direct influence on motor neurons 
B) is part of the brain stem 
C) when diseased gives rise to resting tremors 
D) contains the reticular activating system 
E) is associated with declarative memories 
A) primarily influences motor activity but does not have direct influence on motor neurons 
B) is part of the brain stem 
C) when diseased gives rise to resting tremors 
D) contains the reticular activating system 
E) is associated with declarative memories

Question 4

The sympathetic and parasympathetic divisions are part of the

Accepted Answer

A) central nervous system 
B) somatic nervous system 
C) autonomic nervous system 
D) afferent division 
E) autonomic nervous system and afferent division 
A) central nervous system 
B) somatic nervous system 
C) autonomic nervous system 
D) afferent division 
E) autonomic nervous system and afferent division

Question 5

Which type of glial cell lines the ventricles of the brain?

Accepted Answer

A) astrocytes 
B) neurons 
C) oligodendrocytes 
D) ependymal cells 
E) microglia 
A) astrocytes 
B) neurons 
C) oligodendrocytes 
D) ependymal cells 
E) microglia

Question 6

Consciousness is created in the

Accepted Answer

A) cerebellum 
B) cerebral cortex 
C) pons 
D) hypothalamus 
E) medulla oblongata 
A) cerebellum 
B) cerebral cortex 
C) pons 
D) hypothalamus 
E) medulla oblongata

Question 7

Match the following structures to their descriptions.
a.arachnoid villi
b.subarachnoid space
c.choroid plexuses
d.dural sinuses
e.dura mater
-Tough, outer meningeal layer

Accepted Answer

The answer of Match the following structures to their descriptions.
a.arachnoid...

Question 8

The primary motor cortex is located

Accepted Answer

A) posterior to the central sulcus 
B) anterior to the central sulcus 
C) in the temporal lobe 
D) in the parietal lobe 
E) posterior to the central sulcus and in the parietal lobe 
A) posterior to the central sulcus 
B) anterior to the central sulcus 
C) in the temporal lobe 
D) in the parietal lobe 
E) posterior to the central sulcus and in the parietal lobe

Question 9

Match the following lobes to its descriptions:
a.occipital lobes
b.temporal lobes
c.parietal lobes
d.frontal lobes
-Located at the back of the brain

Accepted Answer

The answer of Match the following lobes to its descriptions:
a.occipital...

Question 10

The region of the brain that is the oldest in evolutionary development is the

Accepted Answer

A) cerebellum 
B) brain stem 
C) hypothalamus 
D) forebrain 
E) basal nuclei 
A) cerebellum 
B) brain stem 
C) hypothalamus 
D) forebrain 
E) basal nuclei

Question 11

Stimulation of the nerve supply to one muscle and simultaneous inhibition of the nerves to its antagonistic muscle is known as ____________________.

Accepted Answer

reciprocal

Question 12

Match the structure to its proper description.
a.dorsal horn
b.dorsal root
c.dorsal root ganglion
d.ventral horn
e.ventral root
f.lateral horn
-Contains cell bodies of the efferent motor neurons supplying skeletal muscles

Accepted Answer

The answer of Match the structure to its proper description.
a.dorsal...

Question 13

Afferent neurons have a long peripheral axon and a short central axon.

Accepted Answer

A) True 
 B)False

Question 14

The ____ nerves primarily innervate visceral organs.

Accepted Answer

A) facial 
B) trochlear 
C) vagus 
D) abducens 
E) accessory 
A) facial 
B) trochlear 
C) vagus 
D) abducens 
E) accessory

Question 15

An electroencephalogram

Accepted Answer

A) is primarily a record of action potential activity in the cerebral cortex 
B) represents the momentary collective postsynaptic activity in the cerebral cortex 
C) displays larger brain waves when the eyes are open than when the eyes are closed 
D) displays impulse activity deep inside the brain 
E) is useful in all of the ways mentioned above 
A) is primarily a record of action potential activity in the cerebral cortex 
B) represents the momentary collective postsynaptic activity in the cerebral cortex 
C) displays larger brain waves when the eyes are open than when the eyes are closed 
D) displays impulse activity deep inside the brain 
E) is useful in all of the ways mentioned above

Question 16

Which statement is incorrect?

Accepted Answer

A) Afferent fibers enter the spinal cord through the ventral root. 
B) The dorsal and ventral roots at each level of the spinal cord join to form a spinal nerve. 
C) The spinal cord is not as long as the vertebral column. 
D) The ventral horn contains cell bodies of motor neurons that supply skeletal muscles. 
E) The white matter of the spinal cord is organized into ascending and descending tracts. 
A) Afferent fibers enter the spinal cord through the ventral root. 
B) The dorsal and ventral roots at each level of the spinal cord join to form a spinal nerve. 
C) The spinal cord is not as long as the vertebral column. 
D) The ventral horn contains cell bodies of motor neurons that supply skeletal muscles. 
E) The white matter of the spinal cord is organized into ascending and descending tracts.

Question 17

Astrocytes

Accepted Answer

A) induce formation of the blood-brain barrier 
B) are important in the repair of brain injuries and in neural scar formation 
C) take up excess K+ from the brain ECF 
D) physically support neurons 
E) perform all of the above functions 
A) induce formation of the blood-brain barrier 
B) are important in the repair of brain injuries and in neural scar formation 
C) take up excess K+ from the brain ECF 
D) physically support neurons 
E) perform all of the above functions

Question 18

Most of the cranial nerves originate from the

Accepted Answer

A) brain stem 
B) cerebellum 
C) cerebral cortex 
D) hypothalamus 
E) thalamus 
A) brain stem 
B) cerebellum 
C) cerebral cortex 
D) hypothalamus 
E) thalamus

Question 19

A(n) ____________________ is an environmental change that causes a sensory receptor to initiate an action potential.

Accepted Answer

The answer of A(n) ____________________ is an environmental change that...

Question 20

The ____________________ system promotes alertness and helps direct attention toward specific events.

Accepted Answer

reticular

The blood-brain barrier

is a decreased responsiveness to an indifferent stimulus that is repeatedly presented, whereas is increased responsiveness to mild stimuli following a strong noxious stimulus.

The cerebellum

The sympathetic and parasympathetic divisions are part of the

Which type of glial cell lines the ventricles of the brain?

Consciousness is created in the

Match the following structures to their descriptions. a.arachnoid villi b.subarachnoid space c.choroid plexuses d.dural sinuses e.dura mater -Tough, outer meningeal layer

The primary motor cortex is located

Match the following lobes to its descriptions: a.occipital lobes b.temporal lobes c.parietal lobes d.frontal lobes -Located at the back of the brain

The region of the brain that is the oldest in evolutionary development is the

Stimulation of the nerve supply to one muscle and simultaneous inhibition of the nerves to its antagonistic muscle is known as ____________________.

Match the structure to its proper description. a.dorsal horn b.dorsal root c.dorsal root ganglion d.ventral horn e.ventral root f.lateral horn -Contains cell bodies of the efferent motor neurons supplying skeletal muscles

Afferent neurons have a long peripheral axon and a short central axon.

The ____ nerves primarily innervate visceral organs.

An electroencephalogram

Which statement is incorrect?

Astrocytes

Most of the cranial nerves originate from the

A(n) ____________________ is an environmental change that causes a sensory receptor to initiate an action potential.

The ____________________ system promotes alertness and helps direct attention toward specific events.

Introduction to Physiology and Homeostasis

Cell Physiology

The Plasma Membrane and Membrane Potential

Principles of Neural and Hormonal Communication

The Peripheral Nervous System: Afferent Division Special Senses

The Peripheral Nervous System: Efferent Division

Muscle Physiology

Cardiac Physiology

The Blood Vessels and Blood Pressure

The Blood

Body Defenses

The Respiratory System

The Urinary System

Fluid and Acid-Base Balance

The Digestive System

Energy Balance and Temperature Regulation

Principles of Endocrinology: the Central Endocrine Glands

The Peripheral Endocrine Glands

The Reproductive System

Filters

Exam 5: The Central Nervous System

The blood-brain barrier

____________________ is a decreased responsiveness to an indifferent stimulus that is repeatedly presented, whereas ____________________ is increased responsiveness to mild stimuli following a strong noxious stimulus.

The cerebellum

The sympathetic and parasympathetic divisions are part of the

Which type of glial cell lines the ventricles of the brain?

Consciousness is created in the

Match the following structures to their descriptions. a.arachnoid villi b.subarachnoid space c.choroid plexuses d.dural sinuses e.dura mater -Tough, outer meningeal layer

The primary motor cortex is located

Match the following lobes to its descriptions: a.occipital lobes b.temporal lobes c.parietal lobes d.frontal lobes -Located at the back of the brain

The region of the brain that is the oldest in evolutionary development is the

Stimulation of the nerve supply to one muscle and simultaneous inhibition of the nerves to its antagonistic muscle is known as ____________________.

Match the structure to its proper description. a.dorsal horn b.dorsal root c.dorsal root ganglion d.ventral horn e.ventral root f.lateral horn -Contains cell bodies of the efferent motor neurons supplying skeletal muscles

Afferent neurons have a long peripheral axon and a short central axon.

The ____ nerves primarily innervate visceral organs.

An electroencephalogram

Which statement is incorrect?

Astrocytes

Most of the cranial nerves originate from the

A(n) ____________________ is an environmental change that causes a sensory receptor to initiate an action potential.

The ____________________ system promotes alertness and helps direct attention toward specific events.

Introduction to Physiology and Homeostasis

Cell Physiology

The Plasma Membrane and Membrane Potential

Principles of Neural and Hormonal Communication

The Peripheral Nervous System: Afferent Division Special Senses

The Peripheral Nervous System: Efferent Division

Muscle Physiology

Cardiac Physiology

The Blood Vessels and Blood Pressure

The Blood

Body Defenses

The Respiratory System

The Urinary System

Fluid and Acid-Base Balance

The Digestive System

Energy Balance and Temperature Regulation

Principles of Endocrinology: the Central Endocrine Glands

The Peripheral Endocrine Glands

The Reproductive System

Filters

is a decreased responsiveness to an indifferent stimulus that is repeatedly presented, whereas is increased responsiveness to mild stimuli following a strong noxious stimulus.