CCMA Pharmacology and Medications 4

Question 1

A patient is prescribed metformin for type 2 diabetes. Which condition is a contraindication for this medication?

Accepted Answer

Renal impairment (eGFR < 30)

Answer

Metformin is contraindicated in patients with significant renal impairment (eGFR < 30 mL/min/1.73m²) due to risk of lactic acidosis.

Question 2

Which of the following is the correct technique when preparing an insulin injection from two different types of insulin in one syringe?

Accepted Answer

Draw clear insulin first, then cloudy

Answer

The correct technique is to draw clear (regular) insulin first, then cloudy (NPH) insulin, to prevent contamination of the clear vial.

Question 3

A patient taking warfarin reports eating large amounts of green leafy vegetables. The medical assistant should recognize this may:

Accepted Answer

Decrease the anticoagulant effect of warfarin

Answer

Green leafy vegetables are high in vitamin K, which antagonizes warfarin and decreases its anticoagulant effect.

Question 4

Which drug schedule classification indicates the highest potential for abuse and has no accepted medical use in the United States?

Accepted Answer

Schedule I

Answer

Schedule I drugs have the highest abuse potential and no currently accepted medical use (e.g., heroin, LSD).

Question 5

A patient is allergic to penicillin. The provider orders cephalexin. The medical assistant should:

Accepted Answer

Inform the provider of the allergy before administering

Answer

Cephalosporins share a similar beta-lactam ring with penicillin and carry a cross-reactivity risk; the provider must be notified before administration.

CCMA - Certified Clinical Medical Assistant Practice Test

CCMA - Certified Clinical Medical Assistant Practice Test

CCMA Pharmacology and Medications 4