Wartości laboratoryjne i elektrolity: karta pracy z odpowiedziami

Która wartość hemoglobiny u dorosłej kobiety jest poniżej typowego zakresu referencyjnego?

1. A9,2 g/dL (92 g/L)
2. B12,8 g/dL (128 g/L)
3. C13,5 g/dL (135 g/L)
4. D14,6 g/dL (146 g/L)

Which tube additive is used for a complete blood count (CBC)?

1. AEDTA (usually a lavender or purple top)
2. BSodium fluoride (usually a gray top)
3. CNo additive, clot activator (red top)
4. DSodium citrate (usually a light blue top)

What is a typical reference range for the hematocrit in an adult woman?

1. AAbout 55–65%
2. BAbout 20–28%
3. CAbout 10–15%
4. DAbout 35–45%

A patient on a heparin infusion has an aPTT below the target range on the protocol. What should the nurse do?

1. AContinue the same rate and recheck the aPTT in a few days
2. BSwitch the infusion to oral warfarin without a prescription
3. CStop the infusion and give protamine sulfate as quickly as possible
4. DAdjust the rate as the protocol directs and recheck as scheduled

After surgery for colon cancer, a patient's CEA had fallen to normal, but it has been rising over the last two checks. What does this most likely suggest?

1. APossible recurrence that needs further assessment
2. BA normal change after surgery that needs no follow-up
3. CA sign of iron deficiency from the earlier bleeding
4. DA sure sign that the cancer has been fully cured

A patient has macrocytic anemia with numbness and tingling of the feet and poor balance. Which deficiency is most likely?

1. AVitamin B₁₂
2. BFolate (folic acid)
3. CIron (low ferritin)
4. DVitamin C (ascorbic acid)

Dlaczego wynik HbA1c może być mylący u pacjenta, który dwa tygodnie temu otrzymał dużą transfuzję krwi?

1. ATransfuzje zawsze podnoszą HbA1c do fałszywie wysokich wartości
2. BHbA1c jest dokładna w każdej sytuacji
3. CWiele krwinek czerwonych to komórki dawcy, niewystawione na działanie glukozy pacjenta
4. DHbA1c mierzy cukier na krwinkach białych, a nie czerwonych

A patient's bedside glucose meter shows "HI" (above its measuring range). The patient is drowsy. What should the nurse do?

1. AGive oral glucose in case the reading is wrong and the patient is low
2. BSend a venous sample to the lab and inform the provider at once
3. CAssume the meter is broken and give the usual insulin dose
4. DRecord "HI" and repeat the meter test at the next scheduled time