PTCB Pharmacology #2 2

Question 1

Which drug suffix is characteristic of calcium channel blockers (dihydropyridine class)?

Accepted Answer

-dipine

Answer

-olol

Answer

-statin

Answer

-pril

Question 2

Albuterol (ProAir, Ventolin) primarily acts on which receptor?

Accepted Answer

Beta-2 adrenergic

Answer

Beta-1 adrenergic

Answer

Alpha-1 adrenergic

Answer

Muscarinic

Question 3

Which term describes a drug that binds to a receptor and produces a response?

Accepted Answer

Agonist

Answer

Antagonist

Answer

Inhibitor

Answer

Partial antagonist

Question 4

Loop diuretics like furosemide primarily cause loss of which electrolyte?

Accepted Answer

Potassium and sodium

Answer

Sodium only

Answer

Calcium

Answer

Potassium only

Question 5

Which class of antibiotic inhibits cell wall synthesis by binding to penicillin-binding proteins (PBPs)?

Accepted Answer

Beta-lactams

Answer

Aminoglycosides

Answer

Fluoroquinolones

Answer

Tetracyclines

Question 6

What is the term for the concentration of a drug at which 50% of the maximum response is achieved?

Accepted Answer

ED50 (EC50)

Answer

LD50

Answer

MIC

Answer

TD50