Wartości laboratoryjne i elektrolity: karta pracy z odpowiedziami

Serum amylase is less specific than lipase for pancreatitis because amylase also comes from:

1. AThe salivary glands
2. BThe bone marrow
3. CThe heart muscle
4. DThe thyroid gland

Stężenie potasu w surowicy 5,9 mEq/L nazywa się:

1. AHiperkaliemią
2. BHipokaliemią
3. CHiperkalcemią
4. DHipernatremią

What is a typical adult reference range for serum bicarbonate (total CO₂) on a metabolic panel?

1. AAbout 35–45 mEq/L
2. BAbout 22–28 mEq/L
3. CAbout 8–12 mEq/L
4. DAbout 98–106 mEq/L

A patient with a low clinical probability of deep vein thrombosis has a normal (negative) D-dimer. What is the best interpretation?

1. AThe test is useless and should always be ignored
2. BA DVT is unlikely and can usually be ruled out
3. CA pulmonary embolism is now certain to be present
4. DA DVT is confirmed and anticoagulation is needed

A patient has had severe watery diarrhea for 4 days. Which laboratory pattern would the nurse expect?

1. AHigh sodium and high calcium
2. BHigh potassium and high bicarbonate
3. CLow glucose and high magnesium
4. DLow potassium and low bicarbonate

A patient with type 1 diabetes has the flu, is eating little and has a glucose of 290 mg/dL (16,1 mmol/L). Which advice is correct?

1. AKeep taking insulin and check blood or urine ketones
2. BWait 3 days before checking the glucose again
3. CDrink only water and avoid all carbohydrate foods
4. DStop all insulin until you are eating normally again

The nurse teaches a patient who is collecting a 24-hour urine sample at home. Which statement shows a need for further teaching?

1. A"I'll ask whether any foods or drugs should be avoided first"
2. B"I'll empty my bladder at the end time and add that urine"
3. C"If I forget to save one void, I'll just carry on to the end"
4. D"I'll keep the container cool as the laboratory told me to"

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