उत्तरों सहित प्रयोगशाला मान और इलेक्ट्रोलाइट वर्कशीट

Which laboratory test is used to monitor warfarin therapy?

1. APT with INR
2. BPlatelet count
3. CD-dimer
4. DaPTT

Which statement about HDL cholesterol is correct?

1. AHigher levels are the main cause of plaque in the arteries
2. BIt should ideally be kept below 40 mg/dL (1.0 mmol/L)
3. CIt is the same as the fasting triglyceride level
4. DHigher levels are linked to a lower risk of heart disease

जो व्यक्ति थक्कारोधी नहीं ले रहा, उसमें INR सामान्यतः लगभग कितना होता है?

1. A3.5–4.5
2. B2.0–3.0
3. C0.8–1.2
4. D5.0–6.0

A patient has taken hydrochlorothiazide for several years. Which laboratory change is a recognized effect of this drug?

1. AA fall in serum calcium
2. BA fall in blood glucose
3. CA rise in serum uric acid
4. DA rise in serum potassium

A patient on a heparin infusion has an aPTT below the target range on the protocol. What should the nurse do?

1. AAdjust the rate as the protocol directs and recheck as scheduled
2. BStop the infusion and give protamine sulfate as quickly as possible
3. CContinue the same rate and recheck the aPTT in a few days
4. DSwitch the infusion to oral warfarin without a prescription

A breathless patient in the emergency department has a BNP below 100 pg/mL. What does this suggest?

1. ASevere heart failure is certainly the cause of the problem
2. BThe kidneys are failing and the patient needs dialysis
3. CThe patient has had a myocardial infarction in the past day
4. DHeart failure is an unlikely cause of the breathlessness

The nurse teaches a patient with iron-deficiency anemia who is starting oral iron. Which statement shows a need for further teaching?

1. A"I'll take my iron tablet with a big glass of milk"
2. B"I can take it with orange juice to help absorption"
3. C"I'll keep the tablets out of reach of the children"
4. D"My stools may look darker while I take the tablets"

A patient with a stable INR on warfarin starts rifampin (rifampicin) for tuberculosis. Two weeks later the INR is 1.3. What is the most likely explanation?

1. ARifampin speeds up warfarin metabolism
2. BTuberculosis causes the INR to fall
3. CRifampin raises the INR, so it is wrong
4. DRifampin contains a lot of vitamin K