Question

question 11

the least numerous white blood cells in peripheral circulation are the

a) neutrophils.
b) eosinophils.
c) basophils.
d) lymphocytes.

Explanation:

Recall leukocyte relative abundance

The relative abundance of white blood cells in normal peripheral blood is remembered by the mnemonic "Never Let Monkeys Eat Bananas":

• Neutrophils (50–70%)
• Lymphocytes (20–40%)
• Monocytes (2–8%)
• Eosinophils (1–4%)
• Basophils (0.5–1%)

Identify the least numerous type

Basophils are the least numerous white blood cells, making up less than 1% of the total leukocyte population.

Answer:

• A) neutrophils.
• B) eosinophils.
• C) basophils. (Correct answer)
• D) lymphocytes.