NEET PG DENTAL EXAM

HISTOLOGY

BLOOD VESSELS

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Which of the following is true when comparing arteries and veins?
A
Arteries have valves; veins do not.
B
Arteries are less muscular than veins.
C
Arteries carry blood away from the heart; veins carry blood to the heart.
D
At any given time, there is more blood present in arteries than in veins.
Explanation: 

Detailed explanation-1: -Arteries are less muscular than veins. Arteries carry blood away from the heart; veins carry blood to the heart.

Detailed explanation-2: -The aorta (the main artery in your body) carries the blood from the left side of your heart to the rest of your body through many branches of arteries. Capillaries have thin walls that allow oxygen, nutrients, carbon dioxide and waste products to pass through, to and from the tissue cells.

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