Question 1

What is true of cutaneous receptors?

Accepted Answer

A)  Touch receptors cluster on the ventral forearm and palm of the hand. 
B)  Simple pain receptors are the most numerous. 
C)  Pain and touch receptors are evenly distributed in the skin all over the body. 
D)  Each can detect several different types of stimuli. 
A)  Touch receptors cluster on the ventral forearm and palm of the hand. 
B)  Simple pain receptors are the most numerous. 
C)  Pain and touch receptors are evenly distributed in the skin all over the body. 
D)  Each can detect several different types of stimuli. B

Question 2

What is true about the two-point threshold test?

Accepted Answer

A)  The location where the subject detects two points at their smallest distance apart contains the least density of touch receptors, and the area of the greatest density of touch receptors has the least ability to detect touch. 
B)  The location where the subject detects two points at their smallest distance apart contains the least density of touch receptors. 
C)  The location where the subject detects two points at their smallest distance apart contains the greatest density of touch receptors. 
D)  The area of the greatest density of touch receptors has the least ability to detect touch. 
A)  The location where the subject detects two points at their smallest distance apart contains the least density of touch receptors, and the area of the greatest density of touch receptors has the least ability to detect touch. 
B)  The location where the subject detects two points at their smallest distance apart contains the least density of touch receptors. 
C)  The location where the subject detects two points at their smallest distance apart contains the greatest density of touch receptors. 
D)  The area of the greatest density of touch receptors has the least ability to detect touch. C

Question 3

From your own experience (and from reading through this exercise!), which would you predict to be the most numerous cutaneous receptor type?

Accepted Answer

A)  receptors for pain 
B)  receptors for cold 
C)  receptors for heat 
D)  receptors for touch 
A)  receptors for pain 
B)  receptors for cold 
C)  receptors for heat 
D)  receptors for touch A

Question 4

Where does referred pain appear when the gastric juice from the stomach refluxes into the esophagus?

Accepted Answer

A)  shoulder and left arm 
B)  neck 
C)  in the region of the heart 
D)  diffusely in the abdomen 
A)  shoulder and left arm 
B)  neck 
C)  in the region of the heart 
D)  diffusely in the abdomen

Question 5

Which of the following receptor detects pain sensations?

Accepted Answer

A)  free nerve endings 
B)  Merkel discs 
C)  lamellated corpuscle 
D)  Meissner's corpuscle 
A)  free nerve endings 
B)  Merkel discs 
C)  lamellated corpuscle 
D)  Meissner's corpuscle

Question 6

Which of the following might occur if you lacked temperature receptors in the leg?

Accepted Answer

A)  You couldn't feel a bug bite your leg. 
B)  You would be insensitive to scratches if you walked through a briar patch wearing shorts. 
C)  You might fall, because your brain isn't getting enough information about the leg and thigh muscles. 
D)  You might burn your leg by putting it too close to the campfire. 
A)  You couldn't feel a bug bite your leg. 
B)  You would be insensitive to scratches if you walked through a briar patch wearing shorts. 
C)  You might fall, because your brain isn't getting enough information about the leg and thigh muscles. 
D)  You might burn your leg by putting it too close to the campfire.

Question 7

Which of the following is a proprioceptor?

Accepted Answer

A)  lamellar corpuscles 
B)  Meissner's corpuscles 
C)  muscle spindle 
D)  Merkel discs 
A)  lamellar corpuscles 
B)  Meissner's corpuscles 
C)  muscle spindle 
D)  Merkel discs

Question 8

Referred pain is .

Accepted Answer

A)  pain localized to the stomach 
B)  pain from a specific skeletal muscle 
C)  pain localized to a particular area of the skin 
D)  pain perceived as arising in one area when a different area is receiving the painful stimulus 
A)  pain localized to the stomach 
B)  pain from a specific skeletal muscle 
C)  pain localized to a particular area of the skin 
D)  pain perceived as arising in one area when a different area is receiving the painful stimulus

Question 9

Which of the following is a receptor for light touch?

Accepted Answer

A)  hair follicle receptor 
B)  lamellar corpuscle 
C)  bulbous corpuscle 
D)  free nerve ending 
A)  hair follicle receptor 
B)  lamellar corpuscle 
C)  bulbous corpuscle 
D)  free nerve ending

Question 10

How can you test for adaptation of touch/pressure receptors?

Accepted Answer

A)  placing various numbers of coins on the forearm 
B)  tactile localization test 
C)  repeatedly pressing your finger on and off the skin 
D)  touching the skin with warm and cold objects 
A)  placing various numbers of coins on the forearm 
B)  tactile localization test 
C)  repeatedly pressing your finger on and off the skin 
D)  touching the skin with warm and cold objects

Question 11

Stimulus to the muscle spindle elicits the reflex.

Accepted Answer

A)  consensual 
B)  ciliospinal 
C)  stretch 
D)  plantar 
A)  consensual 
B)  ciliospinal 
C)  stretch 
D)  plantar

Question 12

This receptor for light touch is made up of a free nerve ending associated with a special epidermal cell.

Accepted Answer

A)  hair follicle receptor 
B)  bulbous corpuscle 
C)  tactile (Merkel) disc 
D)  tactile corpuscle 
A)  hair follicle receptor 
B)  bulbous corpuscle 
C)  tactile (Merkel) disc 
D)  tactile corpuscle

Question 13

Which of the following is an example of referred pain?

Accepted Answer

A)  "brain freeze" 
B)  stabbing pain in the forearm 
C)  a fly bite on your leg 
D)  a burn in your mouth from eating hot pizza 
A)  "brain freeze" 
B)  stabbing pain in the forearm 
C)  a fly bite on your leg 
D)  a burn in your mouth from eating hot pizza

Question 14

Which area listed below has the smallest two-point threshold?

Accepted Answer

A)  palm of hand 
B)  back of hand 
C)  back of neck 
D)  lips 
A)  palm of hand 
B)  back of hand 
C)  back of neck 
D)  lips

Question 15

The two-point discrimination test is used to determine _.

Accepted Answer

A)  the distribution of temperature receptors 
B)  the density of touch receptors 
C)  the ability to detect which portion of the skin has been touched 
D)  the ability to detect which portion of the skin has been touched, the density of touch receptors, and the distribution of temperature receptors 
A)  the distribution of temperature receptors 
B)  the density of touch receptors 
C)  the ability to detect which portion of the skin has been touched 
D)  the ability to detect which portion of the skin has been touched, the density of touch receptors, and the distribution of temperature receptors

Question 16

Lamellar corpuscles are an example of .

Accepted Answer

A)  an elaborate encapsulated nerve ending 
B)  a nerve ending associated with a tactile disc 
C)  a nerve ending associated with a hair follicle 
D)  a simple free nerve ending 
A)  an elaborate encapsulated nerve ending 
B)  a nerve ending associated with a tactile disc 
C)  a nerve ending associated with a hair follicle 
D)  a simple free nerve ending

Question 17

Where are cutaneous receptors located?

Accepted Answer

A)  in the skin 
B)  in smooth muscle 
C)  in the brain 
D)  in skeletal muscles 
A)  in the skin 
B)  in smooth muscle 
C)  in the brain 
D)  in skeletal muscles

Question 18

General sensory receptors respond to many stimuli, including _.

Accepted Answer

A)  sound 
B)  light 
C)  touch 
D)  smells 
A)  sound 
B)  light 
C)  touch 
D)  smells

Question 19

Tactile corpuscles and tactile (Merkel) discs are located _ .

Accepted Answer

A)  in the skin 
B)  around bones and tendons 
C)  in the brain 
D)  in the viscera 
A)  in the skin 
B)  around bones and tendons 
C)  in the brain 
D)  in the viscera

Question 20

Adaptation is a common property of general sensory receptors. Some receptors, however, do not adapt. Which type of receptor below does not adapt?

Accepted Answer

A)  receptors for light touch 
B)  temperature receptors 
C)  pain receptors 
D)  lamellar corpuscles 
A)  receptors for light touch 
B)  temperature receptors 
C)  pain receptors 
D)  lamellar corpuscles

Exam 22: General Sensation

What is true of cutaneous receptors?

What is true about the two-point threshold test?

From your own experience (and from reading through this exercise!), which would you predict to be the most numerous cutaneous receptor type?

Where does referred pain appear when the gastric juice from the stomach refluxes into the esophagus?

Which of the following receptor detects pain sensations?

Which of the following might occur if you lacked temperature receptors in the leg?

Which of the following is a proprioceptor?

Referred pain is .

Which of the following is a receptor for light touch?

How can you test for adaptation of touch/pressure receptors?

Stimulus to the muscle spindle elicits the reflex.

This receptor for light touch is made up of a free nerve ending associated with a special epidermal cell.

Which of the following is an example of referred pain?

Which area listed below has the smallest two-point threshold?

The two-point discrimination test is used to determine _.

Lamellar corpuscles are an example of .

Where are cutaneous receptors located?

General sensory receptors respond to many stimuli, including _.

Tactile corpuscles and tactile (Merkel) discs are located _ .

Adaptation is a common property of general sensory receptors. Some receptors, however, do not adapt. Which type of receptor below does not adapt?

The Language of Anatomy

Organ Systems Overview

The Microscope

The Cell: Anatomy and Division

The Cell: Transport Mechanisms and Cell Permeability

Classification of Tissues

The Integumentary System

Overview of the Skeleton: Classification and Structure of Bones and Cartilages

The Axial Skeleton

The Appendicular Skeleton

Articulations and Body Movements

Microscopic Anatomy and Organization of Skeletal Muscle

Gross Anatomy of Muscular System

Skeletal Muscle Physiology: Frogs and Human Subjects

Histology of Nervous Tissue

Neurophysiology of Nerve Impulses: Frog Subjects

Gross Anatomy of the Brain and Cranial Nerves

Electroencephalography

The Spinal Cord and Spinal Nerves

The Autonomic Nervous System

Human Reflex Physiology

Special Senses: Anatomy of the Visual System

Special Senses: Visual Tests and Experiments

Special Senses: Hearing and Equilibrium

Special Senses: Olfaction and Taste

Functional Anatomy of the Endocrine Glands

Endocrine Wet Labs and Human Metabolism

Blood

Anatomy of the Heart

Conduction System of the Heart and Electrocardiography

Anatomy of Blood Vessels

Human Cardiovascular Physiology: Blood Pressure and Pulse Determinations

Frog Cardiovascular Physiology

The Lymphatic System and Immune Response

Anatomy of the Respiratory System

Respiratory System Physiology

Anatomy of the Digestive System

Digestive System Processes: Chemical and Physical

Anatomy of the Urinary System

Urinalysis

Anatomy of the Reproductive System

Physiology of Reproduction: Gametogenesis and the Female Cycles

Survey of Embryonic Development

Principles of Heredity

Surface Anatomy Roundup

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