1.やさしい
吸入ステロイドを使った後に、口をすすぐのはなぜですか?
- A薬による振戦を予防するため
- B薬を肺へ流し込むため
- C口腔カンジダ症と声のかすれを減らすため
- D薬をより速く作用させるため
2.やさしい
Which chest X-ray finding is classic for sarcoidosis?
- AEnlarged lymph nodes at both lung hila
- BA visible edge of collapsed lung
- CA completely white lung on one side
- DA single round mass in one apex
3.やさしい
What is the usual SpO₂ of a healthy adult at rest breathing room air?
- AAbout 70–75%
- BAbout 95–100%
- CAbout 60–65%
- DAbout 80–85%
4.ふつう
Why are beta-blockers often started after a myocardial infarction?
- AThey lower the heart's oxygen demand and reduce arrhythmias
- BThey reduce cholesterol in the blood
- CThey dissolve the clot that is blocking the coronary artery
- DThey raise the heart rate to improve blood flow to the muscle
5.ふつう
A young patient with hypertrophic cardiomyopathy asks why they are told to avoid dehydration. What is the best explanation?
- ALow blood volume can worsen obstruction of blood leaving the heart
- BDehydration is the cause of the inherited condition
- CFluids dissolve the extra muscle in the heart wall
- DDehydration makes the heart muscle grow thicker within a few hours
6.ふつう
A 34-year-old has hypertension that is hard to control and a low serum potassium without taking diuretics. Which cause should be considered?
- AIron-deficiency anaemia
- BPrimary hyperaldosteronism
- CEssential hypertension of ageing
- DHypothyroidism
7.むずかしい
A patient with small-cell lung cancer becomes confused. Sodium is 122 mmol/L (122 mEq/L) with concentrated urine, and there are no signs of dehydration. What is the most likely cause?
- ACranial diabetes insipidus from brain metastases
- BSevere dehydration from poor oral intake
- CExcess salt in the diet over several weeks
- DSyndrome of inappropriate ADH secretion
8.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?
- ANormal chest movement caused by pain on breathing
- BA single simple rib fracture with no lung injury
- CA flail chest from ribs broken in more than one place
- DA large pleural effusion pressing on the chest wall
解答
- 1. C · 口腔カンジダ症と声のかすれを減らすため
- 2. A · Enlarged lymph nodes at both lung hila
- 3. B · About 95–100%
- 4. A · They lower the heart's oxygen demand and reduce arrhythmias
- 5. A · Low blood volume can worsen obstruction of blood leaving the heart
- 6. B · Primary hyperaldosteronism
- 7. D · Syndrome of inappropriate ADH secretion
- 8. C · A flail chest from ribs broken in more than one place
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