Deck 22: General Sensation

Question 1

Interoceptors are located .

A) in skeletal muscles, tendons, and joints
B) in internal visceral organs
C) close to the body surface

Answer 1

B

Question 2

Stimulus to the muscle spindle elicits the reflex.

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

Answer 2

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?

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

Answer 3

A

Question 4

Referred pain is .

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 5

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

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

Question 6

Which of the following is an example of referred pain?

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 7

Which of the following is a proprioceptor?

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

Question 8

Which of the following is a receptor for light touch?

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

Question 9

Which of the following receptor detects pain sensations?

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

Question 10

General sensory receptors respond to many stimuli, including _.

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

Question 11

Lamellar corpuscles are an example of .

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 12

A golgi tendon organ is an example of a(n) .

A) proprioceptor
B) visceroceptor
C) exteroceptor

Question 13

Where are cutaneous receptors located?

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

Question 14

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

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 15

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

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

Question 16

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

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 17

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

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

Question 18

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

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

Question 19

What is true of cutaneous receptors?

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.

Question 20

What is true about the two-point threshold test?

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.

Question 21

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

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 22

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

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

Question 23

What is the relationship between the accuracy of a subject's tactile localization and the results of the two-point discrimination test?

A) Areas with the most accurate touch localization have the smallest two-point thresholds.
B) Areas with the least accurate touch localization have the smallest two-point thresholds.
C) Areas with the most accurate touch localization have the largest two-point thresholds.
D) Areas with the most accurate touch localization have the largest two-point thresholds, and areas with the least accurate touch localization have the smallest two-point thresholds.