解答つき検査値と電解質ワークシート

Which laboratory test is used to diagnose sickle cell disease?

1. AErythrocyte sedimentation rate
2. BProthrombin time with INR
3. CSerum ferritin and transferrin saturation
4. DHemoglobin electrophoresis

成人の血清カリウムの典型的な基準範囲はどれですか？

1. A6.0–8.0 mEq/L
2. B135–145 mEq/L
3. C1.3–2.1 mEq/L
4. D3.5–5.0 mEq/L

A urine dipstick is positive for nitrites. What does this most likely show?

1. ABacteria in the urine that convert nitrate to nitrite
2. BKetones produced from fat breakdown in fasting
3. CGlucose spilling into the urine from high blood levels
4. DRed blood cells leaking from the glomeruli

Why is a baseline platelet count taken before starting heparin therapy?

1. ABecause heparin is given at a dose based on the platelet count
2. BSo a later fall from heparin-induced thrombocytopenia is detected
3. CBecause heparin increases the platelet count to dangerous levels
4. DSo that the INR can be calculated from the platelet count later

In the third trimester of pregnancy, a woman's alkaline phosphatase (ALP) is about twice the usual adult range, and the other liver tests are normal. What is the best interpretation?

1. AA sign of blocked bile ducts
2. BA sign of acute viral hepatitis
3. CA sign of new bone cancer
4. DA normal rise from placental ALP

A patient with schizophrenia is starting clozapine. Which laboratory value must be monitored regularly?

1. AInternational normalized ratio
2. BSerum amylase
3. CSerum lithium level
4. DAbsolute neutrophil count

Four drug levels are reported. Which patient should the nurse assess first?

1. ALithium 1.8 mEq/L with a new coarse tremor
2. BPhenytoin 15 mcg/mL with no symptoms
3. CDigoxin 1.0 ng/mL with a pulse of 72/min
4. DValproate 75 mcg/mL with no symptoms

アピキサバンを服用している患者が、ワルファリンを服用している隣人のように、定期的な INR 検査が必要ないのはなぜか尋ねています。最もよい説明はどれですか？

1. Aアピキサバンは、実際には血液をサラサラにしない
2. Bアピキサバンは、代わりに毎日 aPTT でモニタリングされる
3. C作用が予測可能なため、定期的な凝固検査は不要である
4. DINR は、ほかの定期的な血液検査と一緒に、こっそり調べられている