Werkblad Laboratoriumwaarden en elektrolyten met antwoorden

Which liver test is especially sensitive to heavy alcohol use?

1. ASerum creatinine and BUN
2. BSerum lipase (pancreatic enzyme)
3. CCardiac troponin I or T
4. DGamma-glutamyl transferase (GGT)

Which laboratory test is used to diagnose sickle cell disease?

1. ASerum ferritin and transferrin saturation
2. BErythrocyte sedimentation rate
3. CProthrombin time with INR
4. DHemoglobin electrophoresis

What does a "culture and sensitivity" test of a sample show?

1. AThe amount of antibiotic in the patient's blood
2. BWhich organism grows and which antibiotics work on it
3. CHow many white cells are present in the sample
4. DWhether the patient is allergic to an antibiotic

Waarom kan een patiënt met leverfalen een verhoogde INR hebben zonder warfarine te gebruiken?

1. ADe lever maakt de meeste stollingsfactoren, dus de productie daalt
2. BBilirubine vernietigt de stollingsfactoren direct
3. CDe nieren ruimen de stollingsfactoren niet meer uit het bloed op
4. DAlbumine is een stollingsfactor, en de spiegel daalt

When is a peak level for an IV aminoglycoside such as gentamicin usually drawn?

1. AJust before the next dose is started
2. BAbout 30 minutes after the infusion ends
3. CAt any time convenient for the patient
4. DExactly 24 hours after the first dose

When blood is drawn from a central venous catheter, why is a small volume of blood usually discarded first, according to policy?

1. ATo lower the patient's hemoglobin for a blood transfusion
2. BTo remove blood clots that form in all central lines
3. CTo check that the catheter tip is still in the right vein
4. DTo avoid diluting the sample with flush or infusion fluid

The nurse teaches a patient starting lithium. Which statement shows a need for further teaching?

1. A"I will check with the pharmacist before taking ibuprofen"
2. B"I will tell my doctor if I have vomiting or diarrhea"
3. C"I will cut out salt from my diet completely to stay healthy"
4. D"I will drink plenty of fluids, especially in hot weather"

A patient on warfarin with an INR of 3,6 fell and hit their head an hour ago. They now report a worsening headache and drowsiness. What is the priority?

1. AReport urgently for imaging and possible reversal
2. BEncourage rest in a dark room to settle the pain
3. CHold warfarin for one dose and observe at home
4. DGive acetaminophen (paracetamol) and recheck the INR tomorrow