Nokea
The bilirubin level is used to evaluate the function of the
- A. Pancreas
- B. Liver
- C. Spleen
- D. Kidneys
Correct Answer: B
Rationale: Bilirubin is a byproduct of red blood cell breakdown processed by the liver. Elevated levels may indicate liver dysfunction or obstruction.
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Before performance of a computed tomography (CT) scan, it is vital to assess which of the following?
- A. Allergy to eggs
- B. Allergy to iodine
- C. Allergy to shellfish
- D. Allergy to gluten
Correct Answer: B,C
Rationale: CT scans often use iodine-based contrast dyes, and allergies to iodine or shellfish (which may indicate iodine sensitivity) must be assessed to prevent adverse reactions.
Before having CT dye, you should also assess for which of the following?
- A. Wide pulse pressure
- B. Atelectasis
- C. Elevated white blood cell count
- D. Impaired renal function
Correct Answer: D
Rationale: Impaired renal function must be assessed before administering CT contrast dye, as it is excreted by the kidneys and can cause kidney damage in patients with pre-existing renal issues.
Which of the following components should not be present in normal urinalysis results?
- A. Glucose
- B. Protein
- C. 0 to 5 WBCs
- D. 20 to 40 RBCs
- E. Ketones
- F. Bilirubin
Correct Answer: A,B,D,E,F
Rationale: Normal urinalysis should not contain glucose, protein, significant red blood cells (RBCs), ketones, or bilirubin, as these indicate potential abnormalities such as diabetes, kidney disease, or infection. 0 to 5 white blood cells (WBCs) are considered normal.