Question 1

The spinal tract that unconsciously maintains balance and muscle tone of the neck, eyes, head and limbs is the ________ tract.

Accepted Answer

A)  lateral corticospinal 
B)  anterior corticospinal 
C)  rubrospinal 
D)  reticulospinal 
E)  vestibulospinal 
A)  lateral corticospinal 
B)  anterior corticospinal 
C)  rubrospinal 
D)  reticulospinal 
E)  vestibulospinal

Question 2

The region of the cerebral cortex superior to the lateral sulcus is the

Accepted Answer

A)  parietal lobe. 
B)  temporal lobe. 
C)  frontal lobe. 
D)  occipital lobe. 
E)  parietal lobe and the frontal lobe. 
A)  parietal lobe. 
B)  temporal lobe. 
C)  frontal lobe. 
D)  occipital lobe. 
E)  parietal lobe and the frontal lobe.

Question 3

The pyramidal system provides

Accepted Answer

A)  voluntary control over skeletal muscles. 
B)  voluntary control over smooth muscles. 
C)  involuntary control over skeletal muscles. 
D)  involuntary control over smooth muscles. 
E)  involuntary control over cardiac muscle. 
A)  voluntary control over skeletal muscles. 
B)  voluntary control over smooth muscles. 
C)  involuntary control over skeletal muscles. 
D)  involuntary control over smooth muscles. 
E)  involuntary control over cardiac muscle.

Question 4

________ are chambers within the brain that contain cerebrospinal fluid.

Accepted Answer

The answer of ________ are chambers within the brain that...

Question 5

________ is the term used to describe the crossing over of a tract to the side of the nervous system opposite to where the axons originated.

Accepted Answer

The answer of ________ is the term used to describe...

Question 6

If the corpus callosum is surgically cut,

Accepted Answer

A)  the two cerebral hemispheres operate independently. 
B)  objects viewed by the left eye cannot be verbally identified. 
C)  objects touched by the left hand can be recognized but not verbally identified. 
D)  conscious decisions are made without regard to sensations from the left side. 
E)  all of the above 
A)  the two cerebral hemispheres operate independently. 
B)  objects viewed by the left eye cannot be verbally identified. 
C)  objects touched by the left hand can be recognized but not verbally identified. 
D)  conscious decisions are made without regard to sensations from the left side. 
E)  all of the above

Question 7

What are the four types of sensory receptors for the general senses?
 What is the nature of the stimuli that excite each type?

Accepted Answer

(1) Nociceptors: a variety of stimuli as

Question 8

The layer of the meninges that closely follows every gyrus and sulcus is the

Accepted Answer

A)  pia mater. 
B)  dura mater. 
C)  arachnoid membrane. 
D)  neural cortex. 
E)  subarachnoid mater. 
A)  pia mater. 
B)  dura mater. 
C)  arachnoid membrane. 
D)  neural cortex. 
E)  subarachnoid mater.

Question 9

The midbrain contains the headquarters of the ________, a specialized component of the reticular formation that controls alertness and attention.

Accepted Answer

reticular

Question 10

The ________ relay auditory information to the auditory cortex.

Accepted Answer

A)  pulvinar 
B)  lateral geniculate nucleus 
C)  medial geniculate nucleus 
D)  supraoptic nuclei 
E)  paraventricular nuclei 
A)  pulvinar 
B)  lateral geniculate nucleus 
C)  medial geniculate nucleus 
D)  supraoptic nuclei 
E)  paraventricular nuclei

Question 11

Sensations of burning or aching pain

Accepted Answer

A)  are carried by type A fibers. 
B)  reach the CNS quickly. 
C)  cause a generalized activation of the reticular formation and the thalamus. 
D)  are well localized. 
E)  are fast adapting. 
A)  are carried by type A fibers. 
B)  reach the CNS quickly. 
C)  cause a generalized activation of the reticular formation and the thalamus. 
D)  are well localized. 
E)  are fast adapting.

Question 12

Thermoreceptors

Accepted Answer

A)  are found within the dermis. 
B)  are free nerve endings. 
C)  for "cold" are structurally indistinguishable from those for "warm." 
D)  all of the above 
E)  none of the above 
A)  are found within the dermis. 
B)  are free nerve endings. 
C)  for "cold" are structurally indistinguishable from those for "warm." 
D)  all of the above 
E)  none of the above

Question 13

Only about ________ percent of the information provided by sensory fibers reaches the cerebral cortex and our awareness.

Accepted Answer

A)  1 
B)  10 
C)  25 
D)  50 
E)  95 
A)  1 
B)  10 
C)  25 
D)  50 
E)  95

Question 14

Conscious and subconscious motor commands control skeletal muscles by traveling over the

Accepted Answer

A)  corticospinal pathway. 
B)  medial pathway. 
C)  lateral pathway. 
D)  all of the above 
E)  none of the above 
A)  corticospinal pathway. 
B)  medial pathway. 
C)  lateral pathway. 
D)  all of the above 
E)  none of the above

Question 15

Pain is to ________ as cold is to ________.

Accepted Answer

A)  nociceptors; thermoreceptors 
B)  baroreceptors; chemoreceptors 
C)  baroreceptors; nociceptors 
D)  chemoreceptors; nociceptors 
E)  baroreceptors; thermoreceptors 
A)  nociceptors; thermoreceptors 
B)  baroreceptors; chemoreceptors 
C)  baroreceptors; nociceptors 
D)  chemoreceptors; nociceptors 
E)  baroreceptors; thermoreceptors

Question 16

The floor of the diencephalon is formed by the

Accepted Answer

A)  hypothalamus. 
B)  thalamus. 
C)  brainstem. 
D)  midbrain. 
E)  myelencephalon. 
A)  hypothalamus. 
B)  thalamus. 
C)  brainstem. 
D)  midbrain. 
E)  myelencephalon.

Question 17

Figure 13-3 Spinothalamic Tracts
Use Figure 13-3 to answer the following questions:
-Identify the structure labeled "5."

Accepted Answer

A)  thalamus 
B)  cerebral cortex 
C)  primary motor cortex 
D)  primary sensory cortex 
E)  autonomic ganglion 
A)  thalamus 
B)  cerebral cortex 
C)  primary motor cortex 
D)  primary sensory cortex 
E)  autonomic ganglion

Question 18

What contains a spiderweb-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 19

Bob is struck on the left side of the head and is knocked unconscious. When he recovers consciousness, he can hear individual words but cannot understand the meaning of phrases or sentences. This implies damage to his

Accepted Answer

A)  vestibulocochlear nerve. 
B)  general interpretive area. 
C)  speech center. 
D)  prefrontal lobe. 
E)  temporal lobe. 
A)  vestibulocochlear nerve. 
B)  general interpretive area. 
C)  speech center. 
D)  prefrontal lobe. 
E)  temporal lobe.

Question 20

The cerebellum relies on information from

Accepted Answer

A)  the eyes. 
B)  the inner ear as movements are under way. 
C)  proprioceptive sensations. 
D)  motor commands from upper motor neurons. 
E)  all of the above 
A)  the eyes. 
B)  the inner ear as movements are under way. 
C)  proprioceptive sensations. 
D)  motor commands from upper motor neurons. 
E)  all of the above

Exam 13: The Brain and Cranial Nerves

The spinal tract that unconsciously maintains balance and muscle tone of the neck, eyes, head and limbs is the ________ tract.

The region of the cerebral cortex superior to the lateral sulcus is the

The pyramidal system provides

________ are chambers within the brain that contain cerebrospinal fluid.

________ is the term used to describe the crossing over of a tract to the side of the nervous system opposite to where the axons originated.

If the corpus callosum is surgically cut,

What are the four types of sensory receptors for the general senses? What is the nature of the stimuli that excite each type?

The layer of the meninges that closely follows every gyrus and sulcus is the

The midbrain contains the headquarters of the ________, a specialized component of the reticular formation that controls alertness and attention.

The ________ relay auditory information to the auditory cortex.

Sensations of burning or aching pain

Thermoreceptors

Only about ________ percent of the information provided by sensory fibers reaches the cerebral cortex and our awareness.

Conscious and subconscious motor commands control skeletal muscles by traveling over the

Pain is to ________ as cold is to ________.

The floor of the diencephalon is formed by the

Figure 13-3 Spinothalamic Tracts Use Figure 13-3 to answer the following questions: -Identify the structure labeled "5."

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

Bob is struck on the left side of the head and is knocked unconscious. When he recovers consciousness, he can hear individual words but cannot understand the meaning of phrases or sentences. This implies damage to his

The cerebellum relies on information from

An Introduction to Anatomy and Physiology

Chemical Level of Organization

Cellular Level of Organization

Tissue Level of Organization

The Integumentary System

Osseous Tissue and Bone Structure

The Skeleton

Articulations

Skeletal Muscle Tissue

The Muscular System

Neural Tissue

The Spinal Cord, Spinal Nerves, and Spinal Reflexes

The Autonomic Nervous System

The Special Senses

The Endocrine System

Blood and Blood Vessels

The Heart and Cardiovascular Function

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

Filters

Pain is to as cold is to .