Werkblad Laboratoriumwaarden en elektrolyten met antwoorden

Which hormone is measured in blood or urine to test for pregnancy?

1. AFollicle-stimulating hormone (FSH)
2. BHuman chorionic gonadotropin (hCG)
3. CThyroid-stimulating hormone (TSH)
4. DAntidiuretic hormone (ADH)

Serum creatinine comes mainly from:

1. AThe digestion of protein by gut bacteria
2. BThe normal breakdown of creatine in muscle
3. CThe breakdown of dietary fat in the liver
4. DThe breakdown of old red cells in the spleen

What is a typical adult reference range for serum chloride?

1. AAbout 98–106 mEq/L
2. BAbout 135–145 mEq/L
3. CAbout 3,5–5,0 mEq/L
4. DAbout 22–28 mEq/L

A patient has started parenteral nutrition (PN) through a central line. Which test is monitored most frequently in the first days?

1. ABlood glucose
2. BSerum lipase
3. CThyroid hormones
4. DHemoglobin A1c

A blood sample drawn just after a patient ate a fatty meal is reported as "lipemic." What does this mean for the results?

1. AThe sample was contaminated by an IV fluid with dextrose
2. BThe results are more accurate than in a fasting sample
3. CHigh fat in the sample may interfere with some test results
4. DThe sample shows the patient has diabetic ketoacidosis

A patient with a potassium of 2,8 mEq/L has potassium chloride prescribed IV. Which statement about giving it is correct?

1. AIt is added to the IV bag without mixing, so it stays at the bottom
2. BIt is always diluted and given by infusion pump, never as an IV push
3. CIt is given as an undiluted bolus into a large vein to avoid irritation
4. DIt may be given as a slow IV push over one minute if the level is very low

A patient with thalassemia major has received regular red cell transfusions for years. The ferritin is now very high. What does this most likely show, and what treatment is used?

1. AAcute infection, treated with broad-spectrum antibiotics
2. BIron deficiency, treated with IV iron supplements
3. CLiver failure, treated with a liver transplant at once
4. DIron overload, treated with iron chelation therapy

Een patiënt die een thiazidediureticum gebruikt heeft een natrium van 129 mEq/L, een kalium van 3,2 mEq/L en voelt zich zwak. Welke verklaring past het best?

1. ADe uitslagen zijn typisch voor nierfalen
2. BHet diureticum veroorzaakt verlies van natrium en kalium
3. CDe patiënt heeft primair hyperaldosteronisme met hoog natrium
4. DDe patiënt is alleen overvuld door infuusvloeistof