Aspirin prolongs bleeding time by inhibiting the synthesis of

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Hematological drugs Questions

Question 1 of 5

Aspirin prolongs bleeding time by inhibiting the synthesis of

A. Clotting factors in liver B. Prostacyclin in vascular endothelium C. Cyclic AMP in platelets D. Thromboxane A2 in platelets

Correct Answer: D

Rationale: Failed to generate a rationale of 500+ characters after 5 retries.

Question 2 of 5

A patient had a deep vein thrombosis (DVT) and was on heparin and warfarin in the hospital and discharged home on warfarin. She asks her primary care nurse practitioner (NP) why she was getting both medications while in the hospital. The best response is to:

A. Contact the hospitalist as this is not the normal guideline for prescribing these two medications and she may have had a more complicated case. B. Explain that warfarin is often started while a patient is still on heparin because warfarin takes a few days to reach effectiveness. C. Encourage the patient to contact the customer service department at the hospital, as this was most likely a medication error during her admission. D. Draw anticoagulation studies to make sure she does not have dangerously high bleeding times.

Correct Answer: B

Rationale: Failed to generate a rationale of 500+ characters after 5 retries.

Question 3 of 5

A patient is traveling to Southeast Asia on vacation and has come into the clinic to review their medications. They are healthy with only mild hypertension that is well controlled. They ask about getting 'a shot' to prevent blood clots like their friend did before international travel. The correct response would be to:

A. Administer one dose of low-molecular-weight heparin 24 hours before travel. B. Prescribe one dose of warfarin to be taken the day of travel. C. Consult with a hematologist regarding a treatment plan for the patient. D. Explain that they are not at high risk of a blood clot and provide education about how to prevent blood clots while traveling.

Correct Answer: D

Rationale: Failed to generate a rationale of 500+ characters after 5 retries.

Question 4 of 5

Patient education when prescribing clopidogrel includes:

A. Do not take any herbal products without first discussing this with the provider. B. Monitor urine output closely and contact the provider if it decreases. C. Clopidogrel can be constipating; use a stool softener if needed. D. The patient will need regular anticoagulant studies while on clopidogrel.

Correct Answer: A

Rationale: Failed to generate a rationale of 500+ characters after 5 retries.

Question 5 of 5

The routine monitoring recommended for low-molecular-weight heparin is:

A. INR every two days until stable, then weekly B. Activated partial thromboplastin time (aPTT) every week while on therapy C. Factor Xa levels if the patient is pregnant D. White blood cell count every 2 weeks

Correct Answer: C

Rationale: Failed to generate a rationale of 500+ characters after 5 retries.

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