Lembaran kerja Nilai makmal & elektrolit dengan jawapan
Lembaran kerja Nilai makmal & elektrolit percuma untuk dicetak: 8 soalan dari mudah hingga tahap peperiksaan, dengan skema jawapan. Cetak atau simpan sebagai PDF.
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Nama: ____________________ Tarikh: ____________
1.Mudah
A urine dipstick is positive for nitrites. What does this most likely show?
AKetones produced from fat breakdown in fasting
BBacteria in the urine that convert nitrate to nitrite
CRed blood cells leaking from the glomeruli
DGlucose spilling into the urine from high blood levels
2.Mudah
Apakah julat rujukan lazim bagi osmolaliti serum?
AKira-kira 50–100 mOsm/kg
BKira-kira 275–295 mOsm/kg
CKira-kira 135–145 mOsm/kg
DKira-kira 400–500 mOsm/kg
3.Mudah
What does a "stat" laboratory order mean?
AThe test is done if time allows
BThe test is done immediately
CThe test is done next week
DThe test is done at night
4.Sederhana
On the first day after major surgery, a patient's white cell count is 12.5 × 10³/µL, with no fever or wound signs. What is the best interpretation?
AA sign of leukemia that needs bone marrow testing
BDefinite wound infection that needs antibiotics now
CA laboratory error, since surgery lowers white cells
DA common stress response to surgery that is monitored
5.Sederhana
A patient's levothyroxine dose was changed today. When is the TSH usually rechecked?
AAfter about 3 days
BAfter about 6–8 weeks
CAfter about 24 hours
DAfter about 1 year
6.Sederhana
A patient with recurrent gout starts allopurinol. Which laboratory result shows that the treatment is achieving its goal?
AA rising white cell count
BA falling serum uric acid
CA falling serum potassium
DA rising serum calcium
7.Sukar
Semasa infusi magnesium sulfat IV, penilaian manakah yang paling baik mengesan ketoksikan lebih awal?
AGlukosa darah dan saiz anak mata setiap jam
BWarna kulit dan pengisian semula kapilari setiap jam
CRefleks lutut, kadar pernafasan dan keluaran air kencing
DBunyi usus dan lilitan abdomen
8.Sukar
A patient has macrocytic anemia with low vitamin B12 and antibodies to intrinsic factor. What does this suggest, and how is it usually treated?
AFolate deficiency, treated with folic acid only
BIron deficiency, treated with oral iron tablets
CPernicious anemia, treated with B12 injections
DHemolytic anemia, treated with blood transfusion
Kunci jawapan
1. B · Bacteria in the urine that convert nitrate to nitrite
2. B · Kira-kira 275–295 mOsm/kg
3. B · The test is done immediately
4. D · A common stress response to surgery that is monitored
5. B · After about 6–8 weeks
6. B · A falling serum uric acid
7. C · Refleks lutut, kadar pernafasan dan keluaran air kencing
8. C · Pernicious anemia, treated with B12 injections
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