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A nurse is giving a presentation about preventing deep-vein thrombosis (DVT). Which of the following should the nurse include as a risk factor for this disorder? (Select all that apply.)

BMI of 20

High calcium intake

Oral contraceptive use

Immobility

Hypertension

Answer and Explanation

Correct Answer : C,D

Rationale:

A. A BMI of 20 is not typically considered a risk factor for deep vein thrombosis.

B. High calcium intake is not typically considered a risk factor for deep vein thrombosis.

C. Oral contraceptive use is a risk factor for deep vein thrombosis due to the estrogen content.

D. Immobility is a risk factor for deep vein thrombosis due to decreased venous return.

E. Hypertension is not typically considered a risk factor for deep vein thrombosis.

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Correct Answer is D

Explanation

Rationale:

A. Discontinuing heparin abruptly without achieving therapeutic levels of warfarin increases the risk of thrombus formation.

B. Heparin and warfarin have different mechanisms of action, but they both serve to prevent clot formation.

C. Heparin and warfarin do not directly affect each other's therapeutic effects.

D. Warfarin takes time to reach therapeutic levels and become effective, so heparin is continued until warfarin is fully active.

A. Sinus Tachycardia B. Junctional Rhythm C. First Degree Heart Block D. Atrial Fibrillation

Correct Answer is D

Explanation

Rationale:

A. This is not correct since a sinus tachycardia show have a sinus P wave unlike in the strip.

B. This is incorrect since a junctional rhythm should have a regular ventricular rhythm unlike in the above strip which is irregular.

C. A first degree heart block should have a PR interval greater than 0.20 without a disruption in the atrial to ventricular conduction.

D. This is correct since the rhythm is irregular and the P waves are absent.

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A nurse is giving a presentation about preventing deep-vein thrombosis (DVT). Which of the following should the nurse include as a risk factor for this disorder? (Select all that apply.)

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Naxlex Comprehensive Predictor Exams

Correct Answer is D

Explanation

Identify the following Cardiac Rhythm:

Correct Answer is D

Explanation

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