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

Which laboratory test best reflects the body's iron stores?

1. ASerum ferritin
2. BSerum albumin
3. CSerum sodium
4. DPlatelet count

What is the main purpose of a Gram stain?

1. ATo sort bacteria quickly into gram-positive or negative
2. BTo detect viruses in a sample of respiratory secretions
3. CTo measure exactly how many bacteria are in the blood
4. DTo test which antibiotics a bacterium is sensitive to

Uric acid in the blood is a breakdown product of:

1. AFats
2. BPurines
3. CHemoglobin
4. DGlucose

When should a blood sample for a digoxin level be drawn to be interpreted correctly?

1. AAt any time, because digoxin levels do not change during the day
2. BOnly after a meal, because food is needed for absorption
3. CAt least 6–8 hours after a dose, often just before the next one
4. DWithin 30 minutes after an oral dose to show the peak level

Điều trị nào làm giảm kali huyết thanh bằng cách đưa nó vào trong tế bào?

1. AInsulin thường tiêm tĩnh mạch kèm glucose
2. BViên bổ sung kali clorid đường uống
3. CCalcium gluconate tiêm tĩnh mạch trong 10 phút
4. DTruyền natri clorid 0,45% tĩnh mạch

A patient with type 2 diabetes starts prednisone each morning. When is the glucose most likely to be highest?

1. AIn the early morning, before the dose
2. BThe glucose will not change
3. CAt midnight only
4. DIn the afternoon and evening

The nurse teaches a patient with severe neutropenia after chemotherapy. Which statement shows a need for further teaching?

1. A"I'll wash my hands before eating and after the toilet"
2. B"I'll check my temperature rectally to be accurate"
3. C"I'll call the clinic if my temperature rises"
4. D"I'll avoid people who have a cold or the flu"

A patient with right upper abdominal pain from gallstones now has jaundice, a total bilirubin of 4,8 mg/dL (82 µmol/L) and a raised ALP. What is the most likely cause?

1. AA stone blocking the common bile duct
2. BGilbert syndrome triggered by pain
3. CHemolysis caused by the gallstones
4. DUncomplicated gallbladder inflammation