ورقة عمل القيم المخبرية والشوارد مع الإجابات

ما المدى المرجعي النموذجي لبوتاسيوم المصل لدى البالغين؟

1. A1,3–2,1 mEq/L
2. B6,0–8,0 mEq/L
3. C135–145 mEq/L
4. D3,5–5,0 mEq/L

The tumor marker CA-125 is most often used to follow which cancer?

1. AColon cancer
2. BThyroid cancer
3. CLung cancer
4. DOvarian cancer

Which liver test is especially sensitive to heavy alcohol use?

1. AGamma-glutamyl transferase (GGT)
2. BSerum lipase (pancreatic enzyme)
3. CSerum creatinine and BUN
4. DCardiac troponin I or T

A patient on warfarin for atrial fibrillation has a target INR of 2,0–3,0. How does the usual target for a patient with a mechanical mitral valve compare?

1. AMuch higher, about 5,0–6,0
2. BHigher, about 2,5–3,5
3. CLower, about 1,0–1,5
4. DThe same, 2,0–3,0

A patient taking furosemide has a potassium of 3,3 mEq/L and is told to eat more potassium-rich foods. Which snack is the best choice?

1. APlain crackers
2. BDried apricots
3. CWhite bread
4. DRice cakes

The heparin infusion rate was changed according to protocol. When is the aPTT usually rechecked?

1. AAbout 3 days after the change
2. BOnly after the infusion is stopped
3. CAbout 30 minutes after the change
4. DAbout 6 hours after the change

A patient on long-term amiodarone has fatigue and weight gain. TSH is 11 mIU/L and the free T₄ is low. What is the most likely explanation?

1. AAmiodarone-induced hypothyroidism
2. BA normal response to amiodarone needing no action
3. CAmiodarone-induced hyperthyroidism
4. DSecondary hypothyroidism from pituitary failure

مريض بحماض كيتوني سكري بوتاسيومه 3,0 mEq/L قبل بدء تسريب الإنسولين. ماذا ينبغي أن تتوقع الممرضة؟

1. Aيُعوَّض البوتاسيوم أولًا، ويؤجَّل الإنسولين حتى يصبح المستوى آمنًا وفق البروتوكول
2. Bلا يُعوَّض البوتاسيوم لأن الإنسولين سيرفعه
3. Cيُبدأ الإنسولين فورًا بمعدل أعلى
4. Dتُوقَف السوائل إلى أن يصبح البوتاسيوم طبيعيًا