Question 1

Suppose you have surgery to amputate your left leg. You wake up from the surgery and still feel like your left leg is there. You are experiencing a(n)

Accepted Answer

A)  nonexistent limb. 
B)  missing limb. 
C)  fake sensation. 
D)  phantom limb. 
E)  illusory limb. 
A)  nonexistent limb. 
B)  missing limb. 
C)  fake sensation. 
D)  phantom limb. 
E)  illusory limb.

Question 2

Mechanoreceptors that have a fast adaptation rate and large receptive field size are called

Accepted Answer

A)  Meissner corpuscles. 
B)  Ruffini endings. 
C)  Pacinian corpuscles. 
D)  Merkel cell neurite complexes. 
E)  muscle spindles. 
A)  Meissner corpuscles. 
B)  Ruffini endings. 
C)  Pacinian corpuscles. 
D)  Merkel cell neurite complexes. 
E)  muscle spindles.

Question 3

Which functionality would be most affected if you lost your SA I (Merkel) touch receptors?

Accepted Answer

A)  Texture perception and pattern/form perception, like for reading Braille 
B)  Sensitivity to finger position and downward skin pressure, as when holding an object 
C)  The ability to detect stable grasp and whether an object is slipping 
D)  The ability to feel when an object you are holding contacts another object, or a mosquito landing on your arm 
E)  The ability to sense cold and warmth of objects touching the skin 
A)  Texture perception and pattern/form perception, like for reading Braille 
B)  Sensitivity to finger position and downward skin pressure, as when holding an object 
C)  The ability to detect stable grasp and whether an object is slipping 
D)  The ability to feel when an object you are holding contacts another object, or a mosquito landing on your arm 
E)  The ability to sense cold and warmth of objects touching the skin

Question 4

The _______ is the minimum distance at which two stimuli are just perceptible as separate.

Accepted Answer

A)  haptic separation threshold 
B)  simultaneous touch threshold 
C)  two-point touch threshold 
D)  minimum amplitude 
E)  minimum two-touch distance 
A)  haptic separation threshold 
B)  simultaneous touch threshold 
C)  two-point touch threshold 
D)  minimum amplitude 
E)  minimum two-touch distance

Question 5

_______ fibers respond best to sustained pressure and particularly to lateral skin stretch, and they terminate in Ruffini endings.

Accepted Answer

A)  SA I 
B)  SA II 
C)  FA I 
D)  FA II 
E)  Extrafusal muscle 
A)  SA I 
B)  SA II 
C)  FA I 
D)  FA II 
E)  Extrafusal muscle

Question 6

Suppose two people experience the same painful stimulation (e.g., putting their hand in a bucket of ice water for one minute), but one feels less emotional unpleasantness than the other. Activation of which brain area probably differs between the two people?

Accepted Answer

A)  Primary somatosensory cortex (S1) 
B)  Secondary somatosensory cortex (S2) 
C)  Anterior cingulate cortex (AC
C)  
D)  Extrastriate body area (EB
A)  
E)  Prefrontal cortex 
A)  Primary somatosensory cortex (S1) 
B)  Secondary somatosensory cortex (S2) 
C)  Anterior cingulate cortex (AC
C)  
D)  Extrastriate body area (EB
A)  
E)  Prefrontal cortex

Question 7

_______ is a method of communication that uses touch sensations only.

Accepted Answer

A)  Kinesthesia 
B)  Braille 
C)  Affection 
D)  Haptic perception 
E)  Sign language 
A)  Kinesthesia 
B)  Braille 
C)  Affection 
D)  Haptic perception 
E)  Sign language

Question 8

_______ fibers respond best to steady pressure, fine spatial details, and very low frequency vibrations of 5 Hz or less, and they terminate in Merkel cell neurite complexes.

Accepted Answer

A)  SA I 
B)  SA II 
C)  FA I 
D)  FA II 
E)  Extrafusal muscle 
A)  SA I 
B)  SA II 
C)  FA I 
D)  FA II 
E)  Extrafusal muscle

Question 9

When you stub your toe, you first feel a quick, sharp pain transmitted by _______, and then a moment later, a dull, throbbing pain transmitted by _______.

Accepted Answer

A)  C fibers; A-delta fibers 
B)  C fibers; thermoTRP receptors 
C)  A-delta fibers; C fibers 
D)  A-delta fibers; thermoTRP receptors 
E)  thermoTRP receptors; C fibers 
A)  C fibers; A-delta fibers 
B)  C fibers; thermoTRP receptors 
C)  A-delta fibers; C fibers 
D)  A-delta fibers; thermoTRP receptors 
E)  thermoTRP receptors; C fibers

Question 10

What are some ways that touch perception interacts with other sensory modalities?

Accepted Answer

Touch is often paired with information f

Question 11

Which concept explains why a cut on your finger is more sensitive to pain until it heals?

Accepted Answer

A)  Analgesia 
B)  The placebo effect 
C)  Hyperalgesia 
D)  The endogenous opiate effect 
E)  Habituation 
A)  Analgesia 
B)  The placebo effect 
C)  Hyperalgesia 
D)  The endogenous opiate effect 
E)  Habituation

Suppose you have surgery to amputate your left leg. You wake up from the surgery and still feel like your left leg is there. You are experiencing a(n)

Mechanoreceptors that have a fast adaptation rate and large receptive field size are called

Which functionality would be most affected if you lost your SA I (Merkel) touch receptors?

The _______ is the minimum distance at which two stimuli are just perceptible as separate.

_______ fibers respond best to sustained pressure and particularly to lateral skin stretch, and they terminate in Ruffini endings.

Suppose two people experience the same painful stimulation (e.g., putting their hand in a bucket of ice water for one minute), but one feels less emotional unpleasantness than the other. Activation of which brain area probably differs between the two people?

_______ is a method of communication that uses touch sensations only.

_______ fibers respond best to steady pressure, fine spatial details, and very low frequency vibrations of 5 Hz or less, and they terminate in Merkel cell neurite complexes.

When you stub your toe, you first feel a quick, sharp pain transmitted by _, and then a moment later, a dull, throbbing pain transmitted by _.

What are some ways that touch perception interacts with other sensory modalities?

Which concept explains why a cut on your finger is more sensitive to pain until it heals?

Introduction

The First Steps in Vision: From Light to Neural Signals

Spatial Vision: From Spots to Stripes

Perceiving and Recognizing Objects

The Perception of Color

Space Perception and Binocular Vision

Attention and Scene Perception

Visual Motion Perception

Hearing: Physiology and Psychoacoustics

Hearing in the Environment

Music and Speech Perception

Vestibular Sensation

Olfaction

Taste

Filters

Exam 13: Touch

Suppose you have surgery to amputate your left leg. You wake up from the surgery and still feel like your left leg is there. You are experiencing a(n)

Mechanoreceptors that have a fast adaptation rate and large receptive field size are called

Which functionality would be most affected if you lost your SA I (Merkel) touch receptors?

The _______ is the minimum distance at which two stimuli are just perceptible as separate.

_______ fibers respond best to sustained pressure and particularly to lateral skin stretch, and they terminate in Ruffini endings.

Suppose two people experience the same painful stimulation (e.g., putting their hand in a bucket of ice water for one minute), but one feels less emotional unpleasantness than the other. Activation of which brain area probably differs between the two people?

_______ is a method of communication that uses touch sensations only.

_______ fibers respond best to steady pressure, fine spatial details, and very low frequency vibrations of 5 Hz or less, and they terminate in Merkel cell neurite complexes.

When you stub your toe, you first feel a quick, sharp pain transmitted by _______, and then a moment later, a dull, throbbing pain transmitted by _______.

What are some ways that touch perception interacts with other sensory modalities?

Which concept explains why a cut on your finger is more sensitive to pain until it heals?

Introduction

The First Steps in Vision: From Light to Neural Signals

Spatial Vision: From Spots to Stripes

Perceiving and Recognizing Objects

The Perception of Color

Space Perception and Binocular Vision

Attention and Scene Perception

Visual Motion Perception

Hearing: Physiology and Psychoacoustics

Hearing in the Environment

Music and Speech Perception

Vestibular Sensation

Olfaction

Taste

Filters

When you stub your toe, you first feel a quick, sharp pain transmitted by _, and then a moment later, a dull, throbbing pain transmitted by _.