American Red Cross Text-Book on Home Hygiene and Care of the Sick - LightNovelsOnl.com
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TISSUE.--A collection of cells having the same function.
TOXIN.--A poison produced by the action of micro-organisms.
U
UNICELLULAR.--Composed of a single cell.
UTERUS.--The womb.
V
VACCINATE.--To inoculate with a poison in order to bring about immunity to a disease.
VACCINE.--Any substance which if introduced into the body causes the formation of protective substances.
VOMITUS.--Vomited substances.
