Question

1.write the position and work :-
isIand it velve?


hi guys her please answer the question fast please​

Answer 1

$\sf\pink{Hello:) }$

.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.