Formation of lympth

Question 1

Some tissue fluid re-enters the capillaries while some enters the

Answer 1

lymph capillaries

Question 2

The lymph capillaries are separate from the circulatory system
They have what that allow

Answer 2

They have closed ends and large pores that allow large molecules to pass through

Question 3

Larger molecules that are not able to pass through the capillary wall enter the lymphatic system as

Answer 3

lymph

Question 4

The liquid moves along the larger vessels of this system by

Answer 4

compression caused by body movement. Any backflow is prevented by valves

This is why people who have been sedentary on planes can experience swollen lower limbs

Question 5

The lymph eventually reenters the bloodstream through

Answer 5

veins located close to the heart

Question 6

Any plasma proteins that have escaped from the blood are returned to the blood via

Answer 6

lymph capillaries

Question 7

If plasma proteins were not removed from tissue fluid they could lower the…………..

and prevent …………..

Answer 7

they could lower the water potential (of the tissue fluid) and prevent the reabsorption of water into the blood in the capillaries

Question 8

After digestion lipids are transported from the intestines to the bloodstream by the

Answer 8

lymph system

Question 9

ultrafiltration

Answer 9

removes nitrogenous waste, but it also removes glucose, ions and other useful substances in the plasma

fromthe blood

carriedout by kidneys