Q.

Regarding bronchial tone:

A. substance P causes bronchoconstriction
B. constriction is caused by sympathetic discharge
C. dilation is caused by parasympathetic discharge
D. maximal bronchoconstriction occurs at 4am
E. VIP causes bronchoconstriction
Answer» A. substance P causes bronchoconstriction
628
0
Do you find this helpful?
5

View all MCQs in

Physiology

Discussion

No comments yet

Related MCQs