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Which complete blood count (CBC) test value would the nurse consider outside normal range?

A. Hemoglobin (Hb)
B. Platelet Count
C. Red Blood Cell (RBC) Count
D. White Blood Cell (WBC) Count

1 Answer

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Final answer:

To determine if a CBC test value is outside the normal range, one must compare it to established normal ranges for each component. Without specific values provided, we cannot identify which value is abnormal.

Step-by-step explanation:

The complete blood count (CBC) is a comprehensive blood test that measures various factors, including the hemoglobin (Hb), platelet count, red blood cell (RBC) count, and white blood cell (WBC) count. Without specific values provided, it's impossible to determine which value would be considered outside the normal range as this question seems to lack the required context. However, for instructional purposes, it's important to note that each element of a CBC has an established normal range. Hemoglobin levels, for example, generally range from 13.8 to 17.2 grams per deciliter for men and 12.1 to 15.1 grams per deciliter for women. Platelet counts typical range is 150,000 to 450,000 platelets per microliter of blood. A normal RBC count is approximately 4.7 to 6.1 million cells per microliter (μL) for men and 4.2 to 5.4 million cells/μL for women. As for the WBC count, a typical range is 3.5 to 11 x 109 cells/L.

Red blood cells at maturity lack nuclei and contain hemoglobin, responsible for transporting oxygen. White blood cells are crucial for the immune response as they target pathogens, and they do not have nuclei or hemoglobin. The hematocrit test measures the percentage of RBCs in the blood and usually constitutes around 45 percent of a blood sample, with normal values varying by gender and other factors.

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