Question

How are the wall of veins? thick or thin​

Answer 1

Answer:

thin

Explanation:

they have thin walls

Answer 2

Explanation:

Blood flows from the capillaries into very smallveins called venules, then into the veins that lead back to the heart. Veins have muchthinner walls than do arteries, largely because the pressure in veins is so much lower. Veinscan widen (dilate) as the amount of fluid in them increases.