Lembar kerja Nilai laboratorium & elektrolit dengan jawaban

What is the main role of fibrinogen in the blood?

1. AIt is converted to fibrin, which forms the mesh of a clot
2. BIt breaks down clots once the bleeding has stopped
3. CIt carries oxygen from the lungs to the body tissues
4. DIt transports iron from the gut to the bone marrow

Pemeriksaan laboratorium mana yang paling khas meningkat pada pankreatitis akut?

1. ALipase serum
2. BHemoglobin A1c
3. CAlbumin serum
4. DTroponin serum

Berapa rentang rujukan dewasa yang khas untuk nitrogen urea darah (BUN)?

1. ASekitar 7–20 mg/dL (urea 2,5–7,1 mmol/L)
2. BSekitar 70–99 mg/dL (urea 25–35 mmol/L)
3. CSekitar 0,6–1,2 mg/dL (urea 0,2–0,4 mmol/L)
4. DSekitar 135–145 mg/dL (urea 48–52 mmol/L)

A patient taking spironolactone asks about using a salt substitute. What should the nurse explain?

1. AMost salt substitutes contain potassium and can raise the level too high
2. BSalt substitutes are fine as long as the patient drinks more water
3. CSalt substitutes are safe because they contain only sodium chloride
4. DSalt substitutes protect against the potassium loss caused by this drug

Seorang pasien yang mengonsumsi digoksin memiliki kadar 2,8 ng/mL dan denyut jantung 52/menit. Apa tindakan terbaik perawat?

1. AMemberikan dosis dan memeriksa ulang kadar dalam sebulan
2. BMemberikan dosis, karena denyut jantung di atas 50/menit
3. CMemberikan dosis ganda untuk memperbaiki irama
4. DMenahan dosis dan memberi tahu penulis resep

The heparin infusion rate was changed according to protocol. When is the aPTT usually rechecked?

1. AOnly after the infusion is stopped
2. BAbout 3 days after the change
3. CAbout 6 hours after the change
4. DAbout 30 minutes after the change

An 82-year-old woman without a catheter has a urine culture growing bacteria, but no fever, urinary symptoms or change in mental state. What is the best interpretation?

1. APyelonephritis, which needs admission and IV fluids today
2. BA urinary tract infection that needs urgent IV antibiotics
3. CContamination, so the culture must be repeated every week
4. DAsymptomatic bacteriuria, usually not treated with antibiotics

The nurse teaches a patient with severe neutropenia after chemotherapy. Which statement shows a need for further teaching?

1. A"I'll avoid people who have a cold or the flu"
2. B"I'll check my temperature rectally to be accurate"
3. C"I'll wash my hands before eating and after the toilet"
4. D"I'll call the clinic if my temperature rises"