EVERYDAY SCIENCE

SCIENCE

CIRCULATORY SYSTEM

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
____ Very small tubes that connect arteries to veins; the smallest blood vessels.
A
Veins
B
Capillaries
C
Arteries
D
None of the above
Explanation: 

Detailed explanation-1: -Capillaries are small, thin blood vessels that connect the arteries and the veins. Their thin walls allow oxygen, nutrients, carbon dioxide and waste products to pass to and from the tissue cells.

Detailed explanation-2: -Capillaries, the smallest blood vessels, connect arteries and veins.

Detailed explanation-3: -Capillaries, the smallest and most numerous of the blood vessels, form the connection between the vessels that carry blood away from the heart (arteries) and the vessels that return blood to the heart (veins).

Detailed explanation-4: -Venules and veins Blood flows from the capillaries into very small veins called venules, then into the veins that lead back to the heart.

Detailed explanation-5: -Sinusoidal capillaries have small fenestrae that allow certain substances to pass through. This type of capillary is in your liver and spleen.

There is 1 question to complete.