ورقة عمل القيم المخبرية والشوارد مع الإجابات

يسمى صوديوم المصل 128 mEq/L:

1. Aفرط بوتاسيوم الدم (Hyperkalemia)
2. Bفرط صوديوم الدم (Hypernatremia)
3. Cنقص صوديوم الدم (Hyponatremia)
4. Dنقص بوتاسيوم الدم (Hypokalemia)

Which form of bilirubin rises mainly when red cells are broken down faster than normal?

1. AConjugated (direct)
2. BUrine bilirubin
3. CStool bilirubin
4. DUnconjugated (indirect)

What does a positive direct antiglobulin test (direct Coombs test) show?

1. AThe patient's red cells are too small and contain little hemoglobin
2. BAntibodies or complement are attached to the patient's red cells
3. CThe patient's platelets are clumping together in the blood sample
4. DThe patient's plasma is missing the clotting factor VIII

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

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

A patient with central diabetes insipidus starts desmopressin. Which laboratory result is most important to monitor for an adverse effect?

1. ASerum sodium, which may fall too low
2. BSerum glucose, which may rise very high
3. CSerum calcium, which may rise too high
4. DSerum potassium, which may rise too high

On the first day after major surgery, a patient's white cell count is 12,5 × 10³/µL, with no fever or wound signs. What is the best interpretation?

1. AA sign of leukemia that needs bone marrow testing
2. BA common stress response to surgery that is monitored
3. CDefinite wound infection that needs antibiotics now
4. DA laboratory error, since surgery lowers white cells

Which patient's result should the nurse act on first?

1. AHemoglobin 9,6 g/dL (96 g/L) in a patient with stable chronic kidney disease
2. BPlatelets 140 × 10³/µL in a patient with mild chronic liver disease
3. CHemoglobin 6,4 g/dL (64 g/L) with new chest pain and a pulse of 124/min
4. DFerritin 15 ng/mL in a well patient with known iron-deficiency anemia on oral iron

The nurse prepares a patient for a 2-hour oral glucose tolerance test tomorrow morning. Which statement shows a need for further teaching?

1. A"I'll avoid smoking until the test is over"
2. B"I can have a light breakfast before the test"
3. C"I'll fast overnight but can drink plain water"
4. D"I'll stay seated during the test if I can"