What will happen in case of high cholesterol level

ATI LPN

ATI LPN Test Bank

What will happen in case of high cholesterol levels:

A. Transcription of HMG CoA reductase's gene B. HMG CoA reductase is inhibited C. Hypercholesterolemia D. Both A and B

Correct Answer: B

Rationale: High cholesterol inhibits HMG CoA reductase to reduce further synthesis.

Which of the following is considered as a cardiovascular complication due to hypertension?

A. Benign nephrosclerosis B. Hypertensive retinopathy C. Psychogenic D. Coarctation of the aorta

Correct Answer: B

Rationale: Hypertensive retinopathy is a direct cardiovascular complication of hypertension.

Which of the following drugs act by blocking Na/K ATPase thus increasing cardiac muscle contractility?

A. Dobutamine B. Milrinone C. Digoxin D. Hydralazine

Correct Answer: C

Rationale: Digoxin inhibits Na/K ATPase, increasing intracellular calcium and contractility.

Which of the following medication would be safe to use in a patient taking ranolazine?

A. Carbamazepine B. Clarithromycin C. Enalapril D. Quetiapine

Correct Answer: C

Rationale: Enalapril is safe with ranolazine, unlike the others which affect CYP3A4 metabolism.

The lub-dub heart sound heard during auscultation of the heart are associated with___

A. The SA node firing B. The heart valves opening C. The heart valves closing D. Blood flowing from the atria to the ventricles

Correct Answer: C

Rationale: The 'lub' (S1) and 'dub' (S2) sounds correspond to the closure of the atrioventricular and semilunar valves, respectively.

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