Wartości laboratoryjne i elektrolity: karta pracy z odpowiedziami

Jaki jest powszechnie podawany zakres terapeutyczny całkowitego stężenia walproinianu (kwasu walproinowego) w surowicy w padaczce?

1. AOkoło 5–10 mcg/mL (mg/L)
2. BOkoło 0,6–1,2 mcg/mL (mg/L)
3. COkoło 50–100 mcg/mL (mg/L)
4. DOkoło 500–1000 mcg/mL (mg/L)

In a person with HIV infection, a CD4 count below which level defines AIDS?

1. A200 cells/µL
2. B500 cells/µL
3. C50 cells/µL
4. D1,000 cells/µL

Which gland produces thyroid-stimulating hormone (TSH)?

1. AThe thyroid gland itself
2. BThe parathyroid glands
3. CThe anterior pituitary gland
4. DThe adrenal cortex

A urine culture report states "mixed growth of three organisms, likely contamination." What is the nurse's best response?

1. ARecord the result as a confirmed urinary tract infection
2. BStart treatment for all three organisms with three antibiotics
3. CInform the provider and arrange a new, correctly collected sample
4. DDiscard the report, because a mixed growth is always normal

A urine culture is ordered for a patient with an indwelling urinary catheter. How should the nurse collect the sample?

1. APour urine from the drainage bag into a sterile cup
2. BRemove the catheter and culture the catheter tip
3. CAspirate from the sampling port with a sterile syringe
4. DDisconnect the catheter from the tubing and let it drain

A patient with type 2 diabetes has a target HbA1c below 7% (53 mmol/mol). Today's result is 7,8% (62 mmol/mol). What is the best interpretation?

1. AThe result shows today's fasting glucose is above the target
2. BThe patient has had frequent episodes of severe hypoglycemia
3. CAverage glucose over the past months has been above the target
4. DGlucose control has been excellent for the past several months

A patient on warfarin with an INR of 3,6 fell and hit their head an hour ago. They now report a worsening headache and drowsiness. What is the priority?

1. AReport urgently for imaging and possible reversal
2. BHold warfarin for one dose and observe at home
3. CEncourage rest in a dark room to settle the pain
4. DGive acetaminophen (paracetamol) and recheck the INR tomorrow

A patient's total calcium is 7,6 mg/dL and the albumin is 2,0 g/dL. Using the common correction (add 0,8 mg/dL for each 1 g/dL that albumin is below 4,0), what is the corrected calcium?

1. A11,6 mg/dL, above the normal range
2. B9,2 mg/dL, within the normal range
3. C7,6 mg/dL, below the normal range
4. D6,0 mg/dL, well below the normal range