1.ง่าย
What is the usual normal platelet count in adults?
- A150–400 × 109/L (150,000–400,000/mm3)
- B1,000–2,000 × 109/L (1–2 million/mm3)
- C4–11 × 109/L (4,000–11,000/mm3)
- D1–2 × 109/L (1,000–2,000/mm3)
2.ง่าย
What does "dysphagia" mean?
- ADifficulty speaking
- BDifficulty breathing
- CPain when passing urine
- DDifficulty swallowing
3.ง่าย
Why is a platelet transfusion given?
- ATo treat a high white cell count in a patient with infection or leukaemia
- BTo prevent or treat bleeding in a patient with low or poorly working platelets
- CTo provide extra protein
- DTo raise the haemoglobin level in a patient with anaemia
4.ปานกลาง
Which type of painkiller should a patient with liver cirrhosis usually avoid?
- AParacetamol (acetaminophen), given in a carefully reduced and monitored dose
- BLocal anaesthetic creams
- CNon-steroidal anti-inflammatory drugs such as ibuprofen
- DHot packs applied to a painful joint
5.ปานกลาง
What is one advantage of a direct oral anticoagulant (DOAC) such as apixaban compared with warfarin?
- AIt has no risk of bleeding
- BIt never interacts with other drugs
- CIt does not need routine INR monitoring
- DIt is safe in all patients with severe kidney failure
6.ปานกลาง
A patient is receiving IV fluids for several days. Which monitoring is essential?
- AFluid balance, regular weights and urea, creatinine and electrolytes
- BMonthly HbA1c
- CWeekly temperature and a single blood glucose reading
- DPeak flow readings
7.ยาก
After a head injury, a patient has clear fluid leaking from the nose. What does this most likely suggest?
- AA base-of-skull fracture with a cerebrospinal fluid leak
- BA normal and harmless response to head trauma
- CAllergic rhinitis triggered by the hospital environment
- DAcute sinusitis
8.ยาก
A patient with a possible neck injury after a fall needs their airway opened. Which manoeuvre is preferred?
- AHead tilt with chin lift
- BJaw thrust
- CHyperextending the neck
- DTurning the head to one side
เฉลย
- 1. A · 150–400 × 109/L (150,000–400,000/mm3)
- 2. D · Difficulty swallowing
- 3. B · To prevent or treat bleeding in a patient with low or poorly working platelets
- 4. C · Non-steroidal anti-inflammatory drugs such as ibuprofen
- 5. C · It does not need routine INR monitoring
- 6. A · Fluid balance, regular weights and urea, creatinine and electrolytes
- 7. A · A base-of-skull fracture with a cerebrospinal fluid leak
- 8. B · Jaw thrust
เฉลยทีละขั้นตอนฉบับเต็ม: ฝึกหัวข้อนี้ได้ที่ examproblems.com