Adrenergic agonist

Question 1

Which of the following is a natural chemical messenger for the adrenergic receptor?

a) Acetylcholine
b) Dopamine
c) Serotonin
d) Noradrenaline

Answer 1

d) Noradrenaline

Question 2

What is the predominant adrenoceptor in heart muscle?

a) α1-adrenoceptor
b) α2-adrenoceptor
c) β1-adrenoceptor
d) β2-adrenoceptor

Answer 2

c) β1-adrenoceptor

Question 3

which one of the following adrenergic agonists is most likely to cause CNS side effect when
administered systemically?
A-Norepinephrine B-Epinephrine C-Ephedrine

Answer 3

C-Ephedrine

Question 4

Which one of the following adrenergic agonists is commonly present in nasal sprays to treat
nasal congestion?
A-Norepinephrine B-Oxymetazoline C-Dobutamine

Answer 4

B-Oxymetazoline