解答つき検査値と電解質ワークシート

Why is "free T₄" often measured rather than total T₄?

1. AThe free form is the unbound, active hormone
2. BThe free form is stored inside the pituitary
3. CThe free form is the only form made by the gland
4. DThe free form is the form excreted in urine

A raised alpha-fetoprotein (AFP) in an adult is most closely linked to which cancer?

1. AProstate adenocarcinoma
2. BDuctal breast cancer
3. CHepatocellular (liver) cancer
4. DBladder urothelial cancer

腕に血圧計のカフを加圧すると、患者の手が手首を曲げたまま痙攣しました。この徴候はどの電解質異常を示唆しますか？

1. A高カリウム血症
2. B高ナトリウム血症
3. C低カルシウム血症
4. D高カルシウム血症

ワルファリン服用中の患者が、毎日多量のケールとほうれん草を食べ始めました。INR が低下しました。最も適切な助言はどれですか？

1. A食事が普通に戻るまでワルファリンをやめる
2. Bビタミン K を多く含む食品の摂取量を、日によって変えず一定に保つ
3. C緑色の野菜は二度と食べない
4. D処方者に知らせずに、ワルファリンの用量を 2 倍にする

A patient has had severe watery diarrhea for 4 days. Which laboratory pattern would the nurse expect?

1. AHigh potassium and high bicarbonate
2. BLow glucose and high magnesium
3. CLow potassium and low bicarbonate
4. DHigh sodium and high calcium

A patient's levothyroxine dose was changed today. When is the TSH usually rechecked?

1. AAfter about 6–8 weeks
2. BAfter about 3 days
3. CAfter about 1 year
4. DAfter about 24 hours

A patient has fatigue, weight loss, darkening of the skin and low blood pressure. Results: sodium 130 mEq/L, potassium 5.6 mEq/L. Which test pattern would confirm primary adrenal insufficiency (Addison disease)?

1. AHigh cortisol with a high ACTH
2. BLow cortisol with a low ACTH
3. CLow cortisol with a high ACTH
4. DHigh cortisol with a low ACTH

A patient on digoxin has a calcium of 12.1 mg/dL (3.0 mmol/L) and new nausea and a slow pulse. Why is the calcium result important?

1. AHigh calcium makes the kidneys clear digoxin faster
2. BHigh calcium only matters if the potassium is also high
3. CHigh calcium increases the risk of digoxin toxicity
4. DHigh calcium blocks digoxin, so the drug stops working