Lembaran kerja Nilai makmal & elektrolit dengan jawapan

For a fasting plasma glucose test, the patient should have had no caloric intake for at least:

1. A8 hours
2. B1 hour
3. C24 hours
4. D3 hours

On urinalysis, dark amber urine with a high specific gravity most often suggests:

1. AUrine with a large amount of glucose
2. BVery dilute urine from high fluid intake
3. CNormal urine after drinking extra water
4. DConcentrated urine from low fluid intake

A low mean corpuscular hemoglobin concentration (MCHC) means that the red cells are:

1. APaler than normal (hypochromic)
2. BMore numerous than normal
3. CLarger than normal (macrocytic)
4. DShaped like a sickle

Which technique is recommended for a capillary blood glucose test on an adult's finger?

1. ASqueeze the finger very hard
2. BPrick the side of the fingertip
3. CPrick the center of the fingertip
4. DUse the same finger every time

A patient with diabetes is found unconscious with a blood glucose of 38 mg/dL (2.1 mmol/L). Which treatment is appropriate?

1. AOrange juice poured slowly into the patient's mouth
2. BGlucose tablets placed between the patient's teeth
3. CGlucagon by injection, or IV dextrose as prescribed
4. DA dose of rapid-acting insulin to stabilize the glucose

A patient scheduled for surgery this morning has a potassium of 3.0 mEq/L on pre-operative tests. What should the nurse do?

1. ARepeat the test after the surgery is finished
2. BGive an oral potassium dose without a prescription
3. CSend the patient to surgery without comment
4. DReport it to the surgical team before surgery

A patient has a hemoglobin of 11.2 g/dL (112 g/L), an MCV of 64 fL, a normal ferritin and a normal-to-high red cell count. What is the most likely cause?

1. AThalassemia trait
2. BIron deficiency
3. CAcute blood loss
4. DVitamin B₁₂ deficiency

A patient with a round face, central weight gain and purple stretch marks has a glucose of 210 mg/dL (11.7 mmol/L) and a potassium of 3.1 mEq/L. Which condition fits best?

1. ADiabetes insipidus
2. BCushing syndrome
3. CHypothyroidism
4. DAdrenal insufficiency