정답이 있는 검사 수치와 전해질 학습지

What is the main role of platelets?

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

Which tube additive is used for a complete blood count (CBC)?

1. ANo additive, clot activator (red top)
2. BEDTA (usually a lavender or purple top)
3. CSodium citrate (usually a light blue top)
4. DSodium fluoride (usually a gray top)

At what time of day is serum cortisol normally highest?

1. AAround midnight
2. BEarly morning
3. CLate afternoon
4. DAfter the evening meal

A stool test for Clostridioides difficile is ordered. Which sample is appropriate?

1. AAn unformed (liquid or soft) stool
2. BA formed, hard stool sample
3. CA rectal swab from a patient with constipation
4. DAny stool after a laxative dose

고칼슘혈증에 맞는 소견의 조합은 무엇인가요?

1. A뾰족한 T파와 근력 약화만
2. B테타니, 근육 경련, 양성 크보스텍 징후
3. C변비, 피로, 혼돈, 신장 결석
4. D유일한 징후로서 매우 묽은 소변을 동반한 갈증

A patient has burning on urination and frequency. The dipstick is positive for nitrites and leukocyte esterase, and a urine culture is ordered. When should the sample be taken?

1. AAt any time, as antibiotics do not matter
2. BAfter 3 days of antibiotic treatment
3. CAfter the symptoms have fully settled
4. DBefore the first dose of antibiotic

A patient's AST is about twice the ALT, both moderately raised, and the GGT is high. Which cause is most likely?

1. AAlcohol-related liver disease
2. BGallstone blocking the bile duct
3. CAcute myocardial infarction
4. DAcute viral hepatitis A

A frail older adult in a nursing home has been drinking very little during a heat wave. She is confused, and her sodium is 158 mEq/L. Which treatment would the nurse expect?

1. ARapid infusion of 3% saline to raise the volume
2. BA loop diuretic to remove the extra sodium quickly
3. CStrict fluid restriction to below 800 mL a day
4. DGradual replacement of free water over many hours