Chapter 12: Clinical Investigations
1. If you were to request urea and electrolyte blood test on a patient, which biochemical marker would NOT be measured?
- urea
- sodium
- calcium
- potassium
2. Which X-ray would emit the most radiation?
- chest
- abdomen
- wrist
- hand
3. Which element of the white cell count is most important to monitor in a patient who has presented with a fever following chemotherapy?
- neutrophils
- basophils
- lymphocytes
- eosinophils
4. How long should you wait after dipping a reagent stick in a sample of urine in order to read the result?
- 5 seconds
- 10 seconds
- 30 seconds
- 60 seconds
5. Which of these are NOT an indication to request a chest X-ray?
- reduced air entry in the lungs
- fever, shortness of breath and reduced SpO2
- cardiac sounding chest pain
- headache and nausea
6. Which parameter does arterial blood gas NOT measure?
- PaCO2
- PaO2
- lactate
- magnesium
7. Which ECG lead should always show as negative?
- aVR
- aVF
- II
- III
8. When monitoring capillary blood glucose levels, what would you define as hypoglycaemic?
- below 2 mmoL
- below 4 mmoL
- below 6 mmoL
- below 8 mmoL
9. Which of these tests are NOT performed in the haematology lab?
- INR
- full blood count
- C-reactive protein
- ESR
10. What is the considered a normal range for serum potassium in mmol/L?
- 5.5–7.0
- 2.0–3.0
- 3.0–4.0
- 3.5–5.0