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Tissue fluid leaves the capillaries via? - ANSWER diffusion
The lymphatic vessel that gathers most of the lymph is the? - ANSWER thoracic duct
The liquid which carries dissolved substances from capillaries to cells and back is the? -
ANSWER blood plasma
The fluid between cells is driven along by? - ANSWER pressure from contracting muscles
surrounding
How is lymph circulated? - ANSWER a combination of skeletol muscle contraction and
valves in the veins
Lymph is drained back into the bloodstream through the? - ANSWER lymphatic ducts
The lymphatic system relies on the muscular system for? - ANSWER movement
Which body therapy machine relies on the muscular system? - ANSWER vacuum
suction
T or F? lymphatic vessels do not contain valves: - ANSWER false.
,
, The constituents of lymph are very similar too? - ANSWER plasma
What are the functions of the lymphatic system? - ANSWER - filters lymph
What constituents can leave the capillaries? - ANSWER - leucocytes
- food
- water
- oxygen
What drains into the lymphatic capillaries instead of the blood capillaries? - ANSWER - pressure
is lower here
- excess tissue fluid
- micro organisms
- foreign matter + damaged cells
How is lymph described? - ANSWER - clear
- colourless fluid
- derived from plasma
How are micro organisms destroyed? - ANSWER phagocytic monocytes and neutrophils engulf
and destroy bacteria draining them to the lymphatic capillaries.
What does an obstruction in tissue fluid cause? - ANSWER oedema
What is tissue fluid? - ANSWER As blood passes through the blood capillaries some of the
fluid oozes out through the capillary walls and bathes the tissues
What do lymphatic capillaries eventually form? - ANSWER they unite to form lymphatic
vessels collecting excess tissue fluid.
How are lymphatic capillaries described? - ANSWER - thin permeable walls
- orientate as minute blind end tubes
- drain away excess tissue fluid
,
, ,
How are lymphatic vessels described? - ANSWER - one way valves directing lymph to the heart
- knotted or beaded appearance
- drain into the nodes
what type of circulation is the lymphatic system? - ANSWER subsidiary
What are the lymphatic organs? - ANSWER - spleen, thymus gland, adenoids, lymph nodes,
appendix, bone
marrow and tonsils
What do lacteals do? - ANSWER found in the villi of small intestine; absorb fat - emulsified
by bile and
carried to cisterna chilli.
what disease is described as destroying the immunity of an individual? - ANSWER AIDS
what are the function of the thoracic duct? - ANSWER COLLECTS MOST LYMPH
,
, - via the cycsterni chilli
,