Question

blood vessel without valve is? 1. artery 2. vein 3. aorta 4. pulmonary artery​

Answer 1

Arteries don't require valves because pressure from the heart is so strong that blood is only able to flow in one direction.

PLEASE FOLLOW AND MARK ME AS BRAINLIEST ❤️

Answer 2

$\huge\mathfrak\pink{\underline{\underline{AnSwer}}}$

Blood Vessels without vulves is ARTERIS.


→ Veins requires vulves so, that blood can flow through only one direction.

happy to help!

:)