ورقة عمل القيم المخبرية والشوارد مع الإجابات

What does the red cell distribution width (RDW) describe?

1. AHow long red cells survive in the blood
2. BHow many red cells are young cells
3. CHow fast the red cells settle in a tube
4. DHow much the red cells vary in size

At what time of day is serum cortisol normally highest?

1. AEarly morning
2. BAfter the evening meal
3. CLate afternoon
4. DAround midnight

About what proportion of total serum calcium is in the free (ionized) form?

1. AAbout half
2. BNearly all
3. CAbout one tenth
4. DAlmost none

مريض على تسريب هيبارين زمن الثرومبوبلاستين الجزئي المنشَّط (aPTT) لديه 110 ثوانٍ؛ والهدف في البروتوكول 1,5–2,5 ضعف الشاهد البالغ 30 ثانية. ماذا ينبغي أن تفعل الممرضة؟

1. Aإعطاء فيتامين K حسب الوصفة ومواصلة التسريب
2. Bالمواصلة دون تغيير وإعادة aPTT صباح اليوم التالي
3. Cزيادة معدل التسريب لأن النتيجة فوق المدى المستهدف
4. Dاتباع بروتوكول الهيبارين، والتحقق من وجود نزف، وإبلاغ مقدّم الرعاية

A patient is starting dabigatran, a direct oral anticoagulant. Which laboratory test is most important to review before the first dose?

1. ALipase, to rule out an inflamed pancreas first
2. BTSH, to rule out an overactive thyroid gland
3. CKidney function (creatinine clearance)
4. DINR, to set the dose of the anticoagulant

A patient has a calcium of 7,0 mg/dL (1,75 mmol/L) and tingling around the mouth. Which nursing measure is most appropriate?

1. AEncourage 3 L of fluid per day to dilute the calcium
2. BPromote walking to move calcium back into the bone
3. CLimit dairy products until the level falls again
4. DPut seizure precautions in place and report the result

A patient with diabetes had a glucose of 58 mg/dL (3,2 mmol/L), took 15 g of fast-acting carbohydrate and, 15 minutes later, the glucose is 64 mg/dL (3,6 mmol/L). The patient is alert. What should the nurse do next?

1. AGive a protein snack only and recheck tomorrow
2. BGive a long-acting insulin dose to stabilize it
3. CWait until the next meal before giving anything
4. DGive another 15 g of fast carbohydrate and recheck

A woman with preeclampsia is receiving IV magnesium sulfate. Her urine output has fallen and her creatinine is rising. Why is this a concern?

1. APoor kidney function makes the magnesium level fall quickly
2. BMagnesium is broken down by the liver, so it will stop working soon
3. CMagnesium is excreted by the kidneys, so it can build up to toxic levels
4. DMagnesium causes potassium loss, so the kidneys release more fluid