정답이 있는 검사 수치와 전해질 학습지

What is the main role of platelets?

1. ATo break down old red cells in the spleen
2. BTo produce antibodies against bacteria and viruses
3. CTo form a plug at the site of vessel injury
4. DTo carry oxygen and carbon dioxide in the blood

A laboratory reports that a blood sample is "hemolyzed." What does this mean?

1. AThe sample was taken from an artery
2. BThe sample contains too many platelets
3. CThe sample has a very low hemoglobin
4. DRed cells in the sample have broken open

갑상선 기능을 선별하는 데 보통 가장 먼저 쓰는 혈액 검사는 무엇인가요?

1. A당화혈색소(HbA1c)
2. B혈청 코르티솔
3. C갑상선 자극 호르몬(TSH)
4. D혈청 칼슘

Which blood collection practice helps prevent hemolysis of the sample?

1. AForcing blood quickly through a needle into the tube
2. BGently inverting the tubes instead of shaking them
3. CLeaving the tourniquet on for at least 3 minutes
4. DUsing the smallest needle available for every patient

A patient with HIV on antiretroviral therapy has an undetectable viral load. What does this mean?

1. AThe virus has been completely cured and removed
2. BThe treatment can now be stopped without any risk
3. CThe CD4 count must now be dangerously low too
4. DThe treatment is suppressing the virus very well

For most hospitalized adults with diabetes who are critically ill, which glucose target range is commonly recommended?

1. AAbout 60–80 mg/dL (3.3–4.4 mmol/L)
2. BAbout 140–180 mg/dL (7.8–10 mmol/L)
3. CAbout 250–300 mg/dL (13.9–16.7 mmol/L)
4. DAbout 300–350 mg/dL (16.7–19.4 mmol/L)

The nurse teaches a patient about the HbA1c test. Which statement shows a need for further teaching?

1. A"A lower result means less risk of damage to my eyes and kidneys"
2. B"I must not eat anything for 12 hours before the HbA1c test"
3. C"My daily finger-stick readings still matter between the tests"
4. D"The test shows my average glucose over the past few months"

A patient's low calcium does not improve despite several days of calcium replacement. Which other electrolyte should be checked and corrected?

1. AChloride
2. BBicarbonate
3. CSodium
4. DMagnesium