Tutoring ?s

Question 1

alpha 1 vs alpha 2 receptors

Answer 1

1: vasoconstriction
2: vasodilation

Question 2

beta 1 vs beta 2

Answer 2

1: heart (increases, except for dilation of pulm vasculature)
2: dilation, relaxation (except for increased contractility of cardiac myocytes)

Question 3

which receptors cause bronchoconstriction

Answer 3

PS- muscarinic

Question 4

which CN is associated with sympathetic and parasympathetic innervation to the upper respiratory system and what effect do they have

Answer 4

S: CN 7- facial nerve –> vasoconstriction and decreased secretion

PS: CN 5- trigeminal –> vasodilation and increased nasal secretion