Anti-Emetics

Welcome to your Anti-Emetics

1.

Ondansetron uses which of the following receptor systems?

a) GABA

b) 5-HT3

c) Muscarinic, cholinergic

d) Nicotinic, cholinergic

e) Dopaminergic

None

2.

Which of the following drugs acts on the solitary nucleus to provide a central antiemetic effect by additional inhibition of substance P?

a) Arprepitant

b) Meclizine

c) Scopolamine

d) Prochlorperazine

e) Dolasetron

None

3.

Describe the relationship between a H1 and H2 antagonists:

a) H1 antagonists block histamine while H2 blockers do not

b) H2 antagonists block histamine while H1 blockers do not

c) H2 blockers treat vomiting, while H1 blockers treat acid reflux

d) H1 blockers treat vomiting, while H2 blockers treat acid reflux

e) H1 blockers are used in anaphylactic reactions, while H2 blockers are not

f) H2 blockers are used in anaphylactic reactions, while H1 blockers are not

None

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