Define
capillaries

Define Capillarity and angle of contact. Derive an expression for the ascent of a liquid in a capillary tube.

Blood circulation that starts in capillaries and ends in capillaries is called

A vein starts from capillaries and ends in capillaries

A capillary tube is kept vertical with the lower end dipped in water . The height of water raised in the capillary is 4 cm . If the length of the capillary tube is made 2 cm , then the angle made by the water surface in the capillary with the wall is

When a capillary is dipped in water, water rises to a heig ht h . If the length of the capillary is made less than h , then

In which of the following, blood is carried by a set of capillaries and then taken away by another set of capillaries?

Blood diffuses out of the capillaries due to

Cells lining the blood capillaries are called

Lymphatic capillaries are different from blood capillaries in a way that they