Lembar kerja Nilai laboratorium & elektrolit dengan jawaban

What is the usual urine dipstick result for protein in a healthy adult?

1. ANegative or trace
2. BPositive only in the morning
3. CAlways moderately positive
4. DStrongly positive (+++)

Why is AST less specific for liver damage than ALT?

1. AAST is made by the bone marrow, not the liver
2. BAST is not measured in the blood at all
3. CAST is found only in the kidney tubules
4. DAST is also found in heart and skeletal muscle

Apa yang diukur oleh kadar "puncak" (peak) suatu obat?

1. AKonsentrasi darah terendah sebelum dosis berikutnya
2. BKonsentrasi darah tertinggi setelah suatu dosis
3. CKadar saat obat menjadi toksik
4. DRata-rata kadar selama seminggu

A patient with suspected pulmonary TB needs sputum samples for acid-fast bacilli. Which instruction is correct?

1. AGive several deep-cough samples, often first thing in the morning
2. BGive one sample after brushing with mouthwash so it is clean
3. CGive several samples of nasal mucus blown into a tissue
4. DGive one sample of saliva collected from the mouth at any time of day

A young adult with new diabetes has a very low C-peptide level. What does this suggest?

1. AThe pancreas is making very little insulin, as in type 1 diabetes
2. BThe patient has high insulin resistance, as in type 2 diabetes
3. CThe patient is injecting too much insulin and needs a lower dose
4. DThe kidneys are excreting all of the patient's insulin in urine

A patient starts high-dose prednisone. Which laboratory change should the nurse expect?

1. AA fall in serum sodium
2. BA rise in blood glucose
3. CA fall in the white cell count
4. DA rise in serum potassium

Mengapa kreatinin yang normal dapat menyesatkan pada lansia yang rapuh dengan massa otot rendah?

1. AKadar kreatinin sama sekali tidak bergantung pada massa otot
2. BOtot yang lebih sedikit membuat lebih sedikit kreatinin, menyembunyikan penurunan fungsi ginjal
3. CKreatinin normal selalu membuktikan fungsi ginjal normal
4. DLansia selalu memiliki kreatinin lebih tinggi daripada orang yang lebih muda

A patient on lithium has had vomiting and diarrhea for 3 days and has been taking ibuprofen. They now have a coarse tremor and confusion. The lithium level is 2,2 mEq/L. What is the best interpretation and action?

1. AIbuprofen side effects only; give it with food
2. BA normal level; continue lithium as prescribed
3. CA low level; ask for the lithium dose to be raised
4. DLithium toxicity; hold lithium and report urgently