On Average, How Long Does a Platelet Live in the Peripheral

question 15

Multiple Choice

On average, how long does a platelet live in the peripheral circulation?

• A) 6 hours
• B) 120 days
• C) 5 days
• D) 10 days

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Definitions:

Neutrophil

Type of white blood cell; small phagocytic white blood cell with a lobed nucleus and small granules in the cytoplasm.

Natural Killer Cells

A type of lymphocyte that plays a major role in the rejection of tumors and cells infected by viruses by directly killing them.

Eosinophils

A type of white blood cell that is involved in combating multicellular parasites and certain infections in vertebrates, also associated with allergic reactions.

Parasitic Worm Infection

An infestation by helminths, a type of parasitic worm, which can cause disease and malnutrition.