Type III hyperlipoproteinemia caused by

ATI LPN

ATI LPN Test Bank

Type III hyperlipoproteinemia caused by:

A. Lipoprotein lipase deficiency B. Apo CII deficiency C. Apo E deficiency D. Apo B 100

Correct Answer: C

Rationale: Type III hyperlipoproteinemia results from Apo E deficiency, impairing remnant clearance.

Thrombi in heart valves called:

A. Embolus B. Postmortem clot C. Vegetations D. Venous thrombi

Correct Answer: C

Rationale: Thrombi on heart valves are termed vegetations, typical in endocarditis.

Which one of the following drugs binds to bile acids in the intestine thus, preventing their return to the liver via enterohepatic circulation?

A. Niacin B. Fenofibrate C. Cholestyramine D. Fluvastatin

Correct Answer: C

Rationale: Cholestyramine binds bile acids, reducing cholesterol reabsorption.

All the following medication can be useful for managing stable angina in patients with coronary artery disease except:

A. Amlodipine B. Atenolol C. Immediate-release nifedipine D. Isosorbide dinitrate

Correct Answer: C

Rationale: Immediate-release nifedipine can worsen angina by causing reflex tachycardia.

The entire ventricular myocardium remains depolarized during this time on an ECG

A. S-T segment B. Q-T interval C. QRS complex D. T wave

Correct Answer: A

Rationale: The S-T segment represents the plateau phase of ventricular repolarization when all ventricular cells are depolarized.

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