5. Point out differences between an artery and a vein?
Answers
Answer:
Arteries are blood vessels responsible for carrying oxygen-rich blood away from the heart to the body. Veins are blood vessels that carry blood low in oxygen from the body back to the heart for reoxygenation.
I hope this will help you and then follow me
ARTERIES-
Valves are absent.
Arteries are at a greater risk of certain diseases like angina pectoris, atherosclerosis, etc.
Lumen is narrow.
The level of carbon dioxide is low.
Comparatively higher oxygen level.
High pressure, as the blood flows by the pumping pressure of the heart.
Carry blood away from the heart to various parts of the body.
Red in colour.
VEINS-
Valves are present.
Veins are less susceptible to diseases such as varicose veins.
Lumen is wide.
The level of carbon dioxide is high.
Comparatively low oxygen level.
Low pressure, as the blood flows by the capillary action of the veins.
Carry blood towards the heart from the various parts of the body.
Blue in colour.