Wartości laboratoryjne i elektrolity: karta pracy z odpowiedziami

What does the term "left shift" mean on a white cell differential?

1. AA fall in all the white cell types together
2. BMore lymphocytes than neutrophils in the blood
3. CA rise in the number of eosinophils
4. DMore immature neutrophils (bands) than normal

Which blood marker is the most specific for injury to the heart muscle?

1. ALactate dehydrogenase
2. BSerum myoglobin
3. CTotal creatine kinase
4. DCardiac troponin

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

1. A1,000 cells/µL
2. B50 cells/µL
3. C500 cells/µL
4. D200 cells/µL

A patient is starting atorvastatin. Which laboratory test is usually checked at baseline?

1. ALiver enzymes
2. BSerum lipase
3. CThyroid antibodies
4. DBlood cultures

A tired patient with heavy menstrual periods has a normal hemoglobin and MCV but a ferritin of 8 ng/mL. What does this show?

1. AIron overload from too much iron
2. BIron deficiency without anemia yet
3. CVitamin B₁₂ deficiency anemia
4. DA completely normal iron status

A stool test for Clostridioides difficile is ordered. Which sample is appropriate?

1. AA rectal swab from a patient with constipation
2. BAn unformed (liquid or soft) stool
3. CAny stool after a laxative dose
4. DA formed, hard stool sample

A patient with SIADH is on fluid restriction. Which task can the RN delegate to unlicensed assistive personnel (UAP), such as a nursing or healthcare assistant?

1. ADeciding when to recheck the sodium level
2. BMeasuring and recording intake and output
3. CTeaching the reasons for fluid restriction
4. DAssessing the patient for new confusion

A patient with long-standing rheumatoid arthritis has a hemoglobin of 10,5 g/dL (105 g/L), a low serum iron, a low total iron-binding capacity (TIBC) and a high-normal ferritin. Which condition fits best?

1. AAcute blood loss anemia
2. BAnemia of chronic disease (inflammation)
3. CVitamin B₁₂ deficiency anemia
4. DIron-deficiency anemia