Question 1

Which of the following receptor types has the slowest adaptation rate?

Accepted Answer

A)  lamellated (pacinian) corpuscle 
B)  hair root plexus 
C)  nociceptor 
D)  joint kinesthetic receptor 
A)  lamellated (pacinian) corpuscle 
B)  hair root plexus 
C)  nociceptor 
D)  joint kinesthetic receptor

Question 2

Select the best description for the function of the anterior corticospinal tract:

Accepted Answer

A)  impulses for coordination of movements of the trunk and proximal parts of the limbs 
B)  impulses that move the head and eyes in response to visual stimuli 
C)  conveys nerve impulses from motor cortex to skeletal muscles of head and neck to coordinate precise, voluntary movements 
D)  impulses for subconscious proprioception 
E)  impulses for precise voluntary movements of the hands and feet 
A)  impulses for coordination of movements of the trunk and proximal parts of the limbs 
B)  impulses that move the head and eyes in response to visual stimuli 
C)  conveys nerve impulses from motor cortex to skeletal muscles of head and neck to coordinate precise, voluntary movements 
D)  impulses for subconscious proprioception 
E)  impulses for precise voluntary movements of the hands and feet

Question 3

Referred pain site for the stomach

Accepted Answer

A)  A 
B)  B 
C)  C 
D)  D 
A)  A 
B)  B 
C)  C 
D)  D

Question 4

Which of the following pairs of terms is incorrectly matched?

Accepted Answer

A)  exteroceptors; at or near the surface of the body 
B)  proprioceptors; in walls of blood vessels 
C)  cutaneous receptors; in skin and mucous membranes 
D)  interoceptors; in internal organs (viscera) 
A)  exteroceptors; at or near the surface of the body 
B)  proprioceptors; in walls of blood vessels 
C)  cutaneous receptors; in skin and mucous membranes 
D)  interoceptors; in internal organs (viscera)

Question 5

A person is only truly in a coma when all reflex activity ceases.

Accepted Answer

A) True 
 B)False

Question 6

Referred pain site for the heart

Accepted Answer

A)  A 
B)  B 
C)  C 
D)  D 
A)  A 
B)  B 
C)  C 
D)  D

Question 7

Which of the following develop as specialized muscle fibers?

Accepted Answer

A)  tendon organs 
B)  hair cells of the inner ear 
C)  muscle spindles 
D)  joint kinesthetic receptors 
A)  tendon organs 
B)  hair cells of the inner ear 
C)  muscle spindles 
D)  joint kinesthetic receptors

Question 8

There are three main ways to classify receptors: by _____, _____, and by _____.

Accepted Answer

location, type of st

Question 9

_____ is the conscious awareness and interpretation of a sensation.

Accepted Answer

A)  Modality 
B)  Adaptation 
C)  Perception 
D)  Integration 
E)  Proprioception 
A)  Modality 
B)  Adaptation 
C)  Perception 
D)  Integration 
E)  Proprioception

Question 10

Which of the following proprioceptors have a thin capsule of connective tissue enclosing a few bundles of collagen fibers?

Accepted Answer

A)  muscle spindles 
B)  tendon organs 
C)  joint kinesthetic receptors 
D)  muscle spindles and tendon organs 
A)  muscle spindles 
B)  tendon organs 
C)  joint kinesthetic receptors 
D)  muscle spindles and tendon organs

Question 11

Final common pathways consist of:

Accepted Answer

A)  upper motor neurons. 
B)  lower motor neurons. 
C)  upper and lower motor neurons. 
D)  interneurons. 
A)  upper motor neurons. 
B)  lower motor neurons. 
C)  upper and lower motor neurons. 
D)  interneurons.

Question 12

Name, locate, and briefly describe the functions of three descending tracts that are referred to as the direct pathways.

Accepted Answer

The corticospinal (anterior an

Question 13

The rubrospinal, tectospinal, reticulospinal, and corticospinal tracts are all indirect pathways.

Accepted Answer

A) True 
 B)False

Question 14

Outline the three classification systems for receptors. List the types of receptors according to each classification and give examples.

Accepted Answer

1. By microscopic appearance: free nerve

Question 15

The majority of commands from the motor cortex to skeletal muscles travel via the anterior corticospinal tracts in the spinal cord.

Accepted Answer

A) True 
 B)False

Exam 20: Somatic Senses and Motor Control

Which of the following receptor types has the slowest adaptation rate?

Select the best description for the function of the anterior corticospinal tract:

Referred pain site for the stomach

Which of the following pairs of terms is incorrectly matched?

A person is only truly in a coma when all reflex activity ceases.

Referred pain site for the heart

Which of the following develop as specialized muscle fibers?

There are three main ways to classify receptors: by _____, _____, and by _____.

_____ is the conscious awareness and interpretation of a sensation.

Which of the following proprioceptors have a thin capsule of connective tissue enclosing a few bundles of collagen fibers?

Final common pathways consist of:

Name, locate, and briefly describe the functions of three descending tracts that are referred to as the direct pathways.

The rubrospinal, tectospinal, reticulospinal, and corticospinal tracts are all indirect pathways.

Outline the three classification systems for receptors. List the types of receptors according to each classification and give examples.

The majority of commands from the motor cortex to skeletal muscles travel via the anterior corticospinal tracts in the spinal cord.

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 Brain and the Cranial Nerves

The Autonomic Nervous System

Special Senses

The Endocrine System

The Respiratory System

The Digestive System

The Urinary System

The Reproductive Systems

Surface Anatomy

Filters

There are three main ways to classify receptors: by ___, _, and by ___.