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Vagina
(vah-JYE-na): The muscular canal extending from the
uterus to the exterior of the body.
Vasectomy (vas-EK-to-mee): An operation to cut
or tie off the two tubes that carry sperm out of the
testicles.
Ventricles (VEN-trih-kulz): Four connected cavities
(hollow spaces) in the brain.
Vinyl chloride (VYE-nil KLO-ride): A substance
used in manufacturing plastics. It is linked to liver
cancer.
Viruses (VYE-rus-ez): Small living particles
that can infect cells and change how the cells function.
Infection with a virus can cause a person to develop
symptoms. The disease and symptoms that are caused depend
on the type of virus and the type of cells that are
infected.
Vital: Necessary to maintain life. Breathing
is a vital function.
Vocal cords: Two small bands of muscle within
the larynx. They close to prevent food from getting
into the lungs, and they vibrate to produce the voice.
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