1.Easy
Why must patients and visitors never smoke or use naked flames near oxygen therapy?
- ASmoke blocks the oxygen tubing and stops the flow
- BOxygen turns cigarette smoke into a poisonous gas
- CFlames make the oxygen less effective
- DOxygen makes things burn much more easily and fiercely
2.Easy
What is a PEG tube?
- AA feeding tube placed through the abdominal wall into the stomach
- BA tube placed through the skin into the bladder to drain urine
- CA tube placed in the chest to drain air
- DA tube passed through the nose and down into the stomach
3.Easy
Which pair of symptoms is typical of hyperglycaemia?
- ASweating, trembling hands and a sudden feeling of hunger
- BPinpoint pupils and slow breathing
- CIncreased thirst and passing large amounts of urine
- DSlow pulse and cold, pale skin
4.Medium
How is Helicobacter pylori infection usually treated?
- AA combination of antibiotics with a proton pump inhibitor
- BSurgery to remove the stomach
- CA single dose of paracetamol and a bland diet for a week
- DAntacids alone, taken after every meal for a month
5.Medium
A new colostomy stoma appears dark purple to black on the second postoperative day. What does this indicate?
- AConstipation
- BPossible ischaemia of the stoma, which needs urgent review
- CA normal healthy stoma
- DNormal postoperative bruising of the stoma that needs no action
6.Medium
What does HbA1c measure?
- AAverage blood glucose over roughly the previous two to three months
- BBlood glucose at the moment of testing
- CInsulin levels after a meal
- DThe amount of ketones in the urine
7.Hard
A postoperative patient on IV fluids has a sodium of 128 mmol/L and is becoming confused. Which fluid could make this worse if given in large amounts?
- A0.9% sodium chloride
- B5% glucose (D5W)
- CHartmann's solution (similar to lactated Ringer's)
- DHuman albumin solution
8.Hard
Which finding suggests hypocalcaemia?
- AA slow, irregular pulse with nausea and yellow-tinged vision
- BA flapping tremor of the outstretched hands
- CSpasm of the hand when a blood pressure cuff is inflated on the arm
- DSevere thirst with a large urine output and constipation
Answer key
- 1. D · Oxygen makes things burn much more easily and fiercely
- 2. A · A feeding tube placed through the abdominal wall into the stomach
- 3. C · Increased thirst and passing large amounts of urine
- 4. A · A combination of antibiotics with a proton pump inhibitor
- 5. B · Possible ischaemia of the stoma, which needs urgent review
- 6. A · Average blood glucose over roughly the previous two to three months
- 7. B · 5% glucose (D5W)
- 8. C · Spasm of the hand when a blood pressure cuff is inflated on the arm
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