Pain And Perception

17 Questions | By Icanhasfarm | Updated: Mar 18, 2022 | Attempts: 405

Questions

Settings

Share on Facebook Share on Twitter Share on Whatsapp Share on Pinterest Share on Email Copy to Clipboard Embed on your website

Based on Dr. Ahern's Lecture, these questions are all multiple-multiple choice. That is, you may choose more than one correct answer.

Questions and Answers

1.

Stimuli may be
- A.
  
  Painful
- B.
  
  Noxious
Correct Answer
B. Noxious
2.

Touch is mediated by
- A.
  
  A alpha
- B.
  
  A beta
- C.
  
  C fibers
- D.
  
  A delta
Correct Answer(s)
A. A alpha
B. A beta
3.

Pain is mediated by
- A.
  
  A alpha
- B.
  
  A beta
- C.
  
  C fibers
- D.
  
  A delta
Correct Answer(s)
C. C fibers
D. A delta
4.

C fiber cell bodies are located in the
- A.
  
  Vagus nerve
- B.
  
  Ventral root ganglia
- C.
  
  Dorsal root ganglia
Correct Answer
C. Dorsal root ganglia
5.

C fibers allow for _____ while A delta fibers are for ____
- A.
  
  Fast reflexes and pain; pleasure
- B.
  
  Fast reflexes and pain; slow, burning pain
- C.
  
  Slow, burning pain; fast reflexes and pain
- D.
  
  Pleasure; slow, burning pain
Correct Answer
C. Slow, burning pain; fast reflexes and pain
6.

Pain from cutting nerves is called
- A.
  
  Instant pain
- B.
  
  Fast pain
- C.
  
  Phantom limb syndrome
- D.
  
  Neuropathic pain
Correct Answer
D. Neuropathic pain
7.

Spontaneous pain is called ____ and pain caused by innocuous stimuli is called ____
- A.
  
  Allodynia; hyperalgesia
- B.
  
  Hyperalgesia; allodynia
- C.
  
  Hypoalgesia; alladontic
- D.
  
  Alladontic; hypoalgesia
Correct Answer
B. Hyperalgesia; allodynia
8.

Touch crosses over at the ___ but pain crosses over at the ____
- A.
  
  Thalamus; cortex
- B.
  
  Dorsal root ganglia; medulla
- C.
  
  Medulla; spinal cord
- D.
  
  Spinal cord; thalamus
Correct Answer
C. Medulla; spinal cord
9.

C fibers release neuropeptides such as substance P, CGRP, and NO, leading to dilation and inflammation. This is called _____
- A.
  
  Afferent
- B.
  
  Efferent
Correct Answer
B. Efferent
10.

Pain insensitivity syndrome is caused by a mutation of
- A.
  
  Sodium channels
- B.
  
  Potassium channels
- C.
  
  GABA receptors
- D.
  
  Glutamate receptors
Correct Answer
A. Sodium channels
11.

5HT is made in the
- A.
  
  Substantia Nigra
- B.
  
  Interochromaffin cells of the gut
- C.
  
  Pars Reticulata
- D.
  
  Serotonal Area
Correct Answer
B. Interochromaffin cells of the gut
12.

Which are NOT G-protein coupled receptors?
- A.
  
  5HT
- B.
  
  Bradykinin
- C.
  
  Prostaglandin
- D.
  
  Capsaicin
- E.
  
  Hydrogen
Correct Answer(s)
D. Capsaicin
E. Hydrogen
13.

Capsaicin channels are
- A.
  
  Selective cation channels
- B.
  
  Nonselective cation channels
- C.
  
  Selection anion channels
- D.
  
  Nonselective anion channels
Correct Answer
B. Nonselective cation channels
14.

TRPV1 channels activate PKC via___
- A.
  
  Gi
- B.
  
  Gq
- C.
  
  Go
- D.
  
  PLA2
- E.
  
  Gs
Correct Answer(s)
B. Gq
D. PLA2
15.

The Gate Control Theory states that:
- A.
  
  Infinite touch stimuli may be processed only
- B.
  
  Infinite pain stimuli may be processed only
- C.
  
  Infinite pain and touch stimuli may be processed at a time
- D.
  
  Only a finite amount of pain or touch stimuli may be processed as a time
- E.
  
  The gates will close if there is too much pain to bear
Correct Answer
D. Only a finite amount of pain or touch stimuli may be processed as a time
16.

Interneurons inhibit pain fibers via
- A.
  
  DA
- B.
  
  Endogenous opioids
- C.
  
  Amphetamines
- D.
  
  GABA
Correct Answer
B. Endogenous opioids
17.

Acupuncture
- A.
  
  Works
- B.
  
  Doesn't work
- C.
  
  Works the same as rubbing your arm after getting a shot
- D.
  
  Works the same as biting your lip while getting a bicep tattoo
Correct Answer(s)
A. Works
C. Works the same as rubbing your arm after getting a shot

Quiz Review Timeline +

Our quizzes are rigorously reviewed, monitored and continuously updated by our expert board to maintain accuracy, relevance, and timeliness.

Current Version
Mar 18, 2022

Quiz Edited by
ProProfs Editorial Team
Mar 02, 2009

Quiz Created by
Icanhasfarm

Pain And Perception

Stimuli may be

Touch is mediated by

Pain is mediated by

C fiber cell bodies are located in the

C fibers allow for _ while A delta fibers are for

Pain from cutting nerves is called

Spontaneous pain is called and pain caused by innocuous stimuli is called

Touch crosses over at the _ but pain crosses over at the __

C fibers release neuropeptides such as substance P, CGRP, and NO, leading to dilation and inflammation. This is called _____

Pain insensitivity syndrome is caused by a mutation of

5HT is made in the

Which are NOT G-protein coupled receptors?

Capsaicin channels are

TRPV1 channels activate PKC via___

The Gate Control Theory states that:

Interneurons inhibit pain fibers via

Acupuncture

Pain And Perception

Stimuli may be

Touch is mediated by

Pain is mediated by

C fiber cell bodies are located in the

C fibers allow for _____ while A delta fibers are for ____

Pain from cutting nerves is called

Spontaneous pain is called ____ and pain caused by innocuous stimuli is called ____

Touch crosses over at the ___ but pain crosses over at the ____

C fibers release neuropeptides such as substance P, CGRP, and NO, leading to dilation and inflammation. This is called _____

Pain insensitivity syndrome is caused by a mutation of

5HT is made in the

Which are NOT G-protein coupled receptors?

Capsaicin channels are

TRPV1 channels activate PKC via___

The Gate Control Theory states that:

Interneurons inhibit pain fibers via

Acupuncture

C fibers allow for _ while A delta fibers are for

Spontaneous pain is called and pain caused by innocuous stimuli is called

Touch crosses over at the _ but pain crosses over at the __