Most Gastric and Duodenal Ulcers Result from Infection with the Bacterium

question 41

True/False

Most gastric and duodenal ulcers result from infection with the bacterium H. pylori.

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Definitions:

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.

Phagocytic Cells

A type of immune cell capable of engulfing and absorbing bacteria and other small cells and particles.