BIOM 525 Quiz 2 Questions and Answers- Liberty University

• Question 1
0 out of 2.5 points
Which of these cranial nerve nuclei is a component of the
sympathetic nervous system?
Selected
Answer:
a. CN
III
Correct
Answer:
d. None of these
• Question 2
2.5 out of 2.5 points
Which of the following actions is/are mediated by β2
receptors:
Selected
Answer:
d. dilation of airways and relaxation of bladder
wall
Correct
Answer:
d. dilation of airways and relaxation of bladder 0 out of 2.5 points
wall
• Question 3

Which of the following actions are mediated by muscarinic
receptors?
Selected
Answers:
d. contraction of gastrointestinal sphincters

e. erection
Correct
Answers:
a. Slowing of conduction velocity in AV node

b. gastric acid secretion

e. erection

g. sweating on a hot day
• Question 4
2.5 out of 2.5 points
Which adrenergic receptor produces its stimulatory effects by the
formation of inositol 1,4,5-triphosphate (IP3) and an increase in
intracellular [Ca2+]?
Selected
Answer:
a. α1 Receptors
Correct

, Answer:
a. α1 Receptors
• Question 5
2.5 out of 2.5 points
Which of these drugs that acts on the sympathetic nervous system is correctly
paired