Biology, asked by harshinikirubanand, 4 months ago

if arteries dont need valves then why do they have semi lunar valves?

Answers

Answered by jt382040

Answer:

These valves allow blood to be pumped forward into the arteries, but prevent backflow of blood from the arteries into the ventricles. ... When the atrioventricular valves are open, the semi lunar valves are shut and blood is forced into the ventricles.

Explanation:

Hope you understood ☺️

Previous Question

Next Question

Similar questions

English, 2 months ago

but iam sure they would have telephoned us if they ----------------- lost i. had got ii. would get iii. will have got iv. would be got grammar question...

Math, 2 months ago

Simplify: (-3)^4*(5/3)^4 Pls answer it in exponential form pls...

Science, 2 months ago

what is nature????????

Social Sciences, 4 months ago