Phiếu bài tập Giá trị xét nghiệm và điện giải có đáp án

Tỷ trọng nước tiểu 1,035 có khả năng nhất gợi ý:

1. ANước tiểu rất loãng, như trong đái tháo nhạt
2. BNhiễm trùng đường tiết niệu
3. CNước tiểu bình thường với mọi người bệnh
4. DNước tiểu cô đặc, như trong mất nước

Kali huyết thanh 5,9 mEq/L được gọi là:

1. ATăng calci máu
2. BTăng kali máu
3. CHạ kali máu
4. DTăng natri máu

Nồng độ peptide lợi niệu type B (BNP) tăng ủng hộ mạnh nhất tình trạng nào ở người bệnh khó thở?

1. ACơn hen
2. BSuy tim
3. CCơn hoảng loạn
4. DViêm phổi

A healthy patient has a mildly raised CK after running a marathon yesterday, without dark urine or symptoms. What is the most likely explanation?

1. AAn acute myocardial infarction has occurred
2. BStrenuous exercise raised CK from skeletal muscle
3. CThe patient has developed acute pancreatitis
4. DThe patient has developed acute hepatitis

A urine culture report states "mixed growth of three organisms, likely contamination." What is the nurse's best response?

1. AInform the provider and arrange a new, correctly collected sample
2. BStart treatment for all three organisms with three antibiotics
3. CDiscard the report, because a mixed growth is always normal
4. DRecord the result as a confirmed urinary tract infection

A patient takes low-dose methotrexate weekly for rheumatoid arthritis. Which laboratory tests are monitored regularly?

1. ATroponin, creatine kinase and myoglobin
2. BSerum lithium, sodium and urine specific gravity
3. CComplete blood count, liver tests and kidney function
4. DSerum amylase, lipase and blood ketones

A healthy woman at 10 weeks of pregnancy has a slightly low TSH with a normal free T₄ and no symptoms. What is the most likely explanation?

1. AShe has developed Graves disease in pregnancy
2. BhCG stimulates the thyroid in early pregnancy
3. CShe has pituitary failure from the pregnancy
4. DThe result shows severe primary hypothyroidism

A patient receiving parenteral nutrition with lipid emulsion has a triglyceride level of 620 mg/dL (7,0 mmol/L). Why is this result important?

1. AIt is a normal fasting value for adults
2. BIt means the patient needs more lipid
3. CIt raises the risk of acute pancreatitis
4. DIt shows the nutrition is fully effective