Question

the pressure of blood entering in capillaries is about 7 times higher than the blood leaving the capillaries so what correctly explain this observation ?

1: blood pressure decreas from disance of heart

2:tissue fluid formation is due to net loss of plasma from
capillaries.

3: veins have fewer elastic and muscle fibres in walls than arteries

a :1,2
b : 1,2,3
c:1,3
d: 2,3
Which one is correct option ?​

Answer 1

a)1,2

1,2

1,2

1,2

1,2

1,2

1,2

1,2