Question

define Valves?




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Answer 1

Answer:

plural noun: valves

1.

a device for controlling the passage of fluid or air through a pipe, duct, etc., especially an automatic device allowing movement in one direction only.

"a valve shuts off the flow from the boiler when the water is hot enough"

Answer 2

Answer:

Valve, in anatomy, any of various membranous structures, especially in the heart, veins, and lymph ducts, that function to close temporarily a passage or orifice, permitting movement of a fluid in one direction only.

Explanation:

A valve may consist of a sphincter muscle or two or three membranous flaps or folds.