Робочий аркуш «Лабораторні показники та електроліти» з відповідями

Which condition commonly causes a high serum potassium?

1. ARepeated vomiting
2. BLoop diuretic use
3. CSevere diarrhea
4. DKidney failure

Which ECG change is linked to hypercalcemia?

1. AA shortened QT interval
2. BA prolonged QT interval
3. CProminent U waves
4. DTall, peaked T waves

A patient on warfarin asks what an INR of 2,0 means. Which explanation is best?

1. AYour blood takes about twice as long as normal to clot
2. BYour warfarin dose is twice what it should be
3. CYou have twice the normal number of platelets
4. DYour blood clots about twice as fast as is normal

A patient has a calcium of 11,8 mg/dL (2,95 mmol/L) from bone metastases. Which nursing measure is appropriate?

1. AOffer extra milk and cheese at each meal
2. BGive calcium carbonate antacids for nausea
3. CEncourage bed rest and limit oral fluids
4. DEncourage fluids and mobility as tolerated

Apart from the lithium level, which tests are monitored regularly in long-term lithium therapy?

1. ATroponin and creatine kinase (CK)
2. BINR and the platelet count
3. CLiver enzymes and serum amylase
4. DKidney function and thyroid function

A patient on warfarin for atrial fibrillation has a target INR of 2,0–3,0. How does the usual target for a patient with a mechanical mitral valve compare?

1. AThe same, 2,0–3,0
2. BHigher, about 2,5–3,5
3. CMuch higher, about 5,0–6,0
4. DLower, about 1,0–1,5

Після хіміотерапії швидкозростаючої лімфоми який патерн результатів вказує на синдром лізису пухлини?

1. AЛише високий натрій і низька глюкоза
2. BНизький калій, низький фосфат, низька сечова кислота та підвищений кальцій
3. CВисокий калій, високий фосфат, висока сечова кислота та низький кальцій
4. DНормальні електроліти з високим гемоглобіном

A patient's bedside glucose meter shows "HI" (above its measuring range). The patient is drowsy. What should the nurse do?

1. ASend a venous sample to the lab and inform the provider at once
2. BAssume the meter is broken and give the usual insulin dose
3. CRecord "HI" and repeat the meter test at the next scheduled time
4. DGive oral glucose in case the reading is wrong and the patient is low