Lembaran kerja Nilai makmal & elektrolit dengan jawapan

Keputusan makmal manakah yang paling rapat dikaitkan dengan kulit dan mata yang kuning (jaundis)?

1. AKalium serum yang meningkat
2. BBilirubin serum yang meningkat
3. CKalsium serum yang rendah
4. DKiraan platelet yang rendah

What is the main effect of antidiuretic hormone (ADH) on the kidneys?

1. AMore water is reabsorbed, so urine is concentrated
2. BMore water is excreted, so the urine becomes dilute
3. CMore glucose is excreted, so the urine contains sugar
4. DMore potassium is reabsorbed, so the serum potassium rises

Below about which blood glucose level is hypoglycemia usually defined and treated in a person with diabetes?

1. A40 mg/dL (2.2 mmol/L)
2. B126 mg/dL (7.0 mmol/L)
3. C70 mg/dL (3.9 mmol/L)
4. D100 mg/dL (5.6 mmol/L)

How often is the INR usually checked when warfarin is first started?

1. AOnly if bleeding occurs at home
2. BEvery hour, during the first week
3. COnce a year, at a routine visit
4. DEvery few days, until it is stable

A patient with type 1 diabetes has the flu, is eating little and has a glucose of 290 mg/dL (16.1 mmol/L). Which advice is correct?

1. AStop all insulin until you are eating normally again
2. BDrink only water and avoid all carbohydrate foods
3. CKeep taking insulin and check blood or urine ketones
4. DWait 3 days before checking the glucose again

A patient with iron-deficiency anemia started oral iron. Which result is usually the earliest sign that treatment is working?

1. AA rise in the reticulocyte count
2. BA fall in the mean cell volume (MCV)
3. CA fall in the white cell count
4. DA rise in the platelet count

A patient on a stable dose of levothyroxine now has a TSH of 9.8 mIU/L. She recently started taking her calcium and iron supplements with her morning levothyroxine. What is the most likely explanation?

1. AThe TSH is low, showing that the dose is now too high
2. BThe result is normal for a person on levothyroxine therapy
3. CThe supplements are causing an overactive thyroid gland
4. DThe supplements are reducing levothyroxine absorption

A patient with suspected Cushing syndrome takes dexamethasone at night. The next morning, the cortisol is still high. What does this suggest?

1. AThe patient has primary hypothyroidism instead
2. BThe result is normal, as dexamethasone raises cortisol
3. CCortisol is being produced without normal feedback control
4. DThe adrenal glands are not able to produce enough cortisol