1.やさしい
What is the normal duration of the QRS complex on an adult ECG?
- AMore than 0.50 seconds
- BExactly 1 second
- CLess than 0.12 seconds
- DBetween 0.20 and 0.40 seconds
2.やさしい
What is the approximate tidal volume of a resting adult?
- AAbout 500 mL
- BAbout 5 litres
- CAbout 1.5 litres
- DAbout 50 mL
3.やさしい
Which procedure relieves cardiac tamponade?
- ABronchoscopy
- BCardioversion
- CThoracentesis (pleural tap)
- DPericardiocentesis
4.ふつう
A patient taking simvastatin drinks a large glass of grapefruit juice every morning. Why is this a concern?
- AIt causes the cholesterol level to rise sharply
- BIt stops the statin from being absorbed from the gut at all
- CIt turns the statin into a blood thinner
- DIt raises statin levels and the risk of muscle damage
5.ふつう
A patient with angle-closure glaucoma needs nebulised ipratropium. What precaution is sensible?
- ARun it at the highest possible gas flow
- BUse a mouthpiece or protect the eyes from the mist
- CGive it only with the patient lying completely flat
- DMix it with an eye drop before putting it in the nebuliser
6.ふつう
A patient takes both digoxin and furosemide. Why does the nurse watch the potassium level closely?
- APotassium has no link with either medicine
- BHigh potassium is the main effect of furosemide
- CLow potassium increases the risk of digoxin toxicity
- DLow potassium makes digoxin stop working completely
7.むずかしい
After a fall onto the chest, part of a patient's chest wall moves inward when they breathe in and outward when they breathe out. What does this indicate?
- AA single simple rib fracture with no lung injury
- BA large pleural effusion pressing on the chest wall
- CNormal chest movement caused by pain on breathing
- DA flail chest from ribs broken in more than one place
8.むずかしい
A nurse teaches a patient who is starting warfarin. Which statement shows a need for further teaching?
- A"If I miss a dose, I will take two the next day."
- B"I will have regular INR blood tests."
- C"I will tell my dentist that I take warfarin."
- D"I will check before taking any new medicines or herbal remedies."
解答
- 1. C · Less than 0.12 seconds
- 2. A · About 500 mL
- 3. D · Pericardiocentesis
- 4. D · It raises statin levels and the risk of muscle damage
- 5. B · Use a mouthpiece or protect the eyes from the mist
- 6. C · Low potassium increases the risk of digoxin toxicity
- 7. D · A flail chest from ribs broken in more than one place
- 8. A · "If I miss a dose, I will take two the next day."
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