Herlihy The human body in health and
illness ch 20
What is lymph? - correct answer-A clear pale yellow fluid that resembles plasma .
What is lymph composed of? - correct answer-Water, electrolytes, waste from metabolizing
cells, and proteins
What do lymphatic vessels do? - correct answer-Pick up tissue fluid and to transport it
toward the heart
What is the function of the lymphatic system? - correct answer-Pick up tissue fluids and
transport them to heart
What are the 3 main functions of the lymphatic system? - correct answer-• Return interstitial
fluid to the blood
• Absorbs fats and fat soluble vitamins
• Helps the body defend itself against infections
How does lymph flow? - correct answer-Flows from the lymphatic capillaries towards the
heart through a series of larger and larger lymphatic vessels until it reaches the two largest
lymphatic ducts
What are the four ways that lymph move? - correct answer-Milking, movement of chest
during respiration, rhythmic contraction of smooth muscle in lymph vessels, presence of
valves
How does movement of chest move lymph? - correct answer-Contraction and relaxation of
chest muscles changes intrathoracic pressure, pressure increase flow of lymph toward
subclavian vein
How do valves help lymph move ? - correct answer-Valves prevent backflow of lymph. if
lymph moves at all it will move toward the heart
Where does the right lymphatic duct drain lymph? - correct answer-Right subclavian vein
Where does the thoracic duct drains lymph? - correct answer-Left subclavian vein
What is the difference between lymphatic organs and lymphatic nodules ? - correct
answer-Lymphatic organs are encapsulated masses of lymph tissue while lymphatic nodules
are partially or non-encapsulated
What are the lymphatic organs ? - correct answer-lymph nodes, thymus gland, spleen
illness ch 20
What is lymph? - correct answer-A clear pale yellow fluid that resembles plasma .
What is lymph composed of? - correct answer-Water, electrolytes, waste from metabolizing
cells, and proteins
What do lymphatic vessels do? - correct answer-Pick up tissue fluid and to transport it
toward the heart
What is the function of the lymphatic system? - correct answer-Pick up tissue fluids and
transport them to heart
What are the 3 main functions of the lymphatic system? - correct answer-• Return interstitial
fluid to the blood
• Absorbs fats and fat soluble vitamins
• Helps the body defend itself against infections
How does lymph flow? - correct answer-Flows from the lymphatic capillaries towards the
heart through a series of larger and larger lymphatic vessels until it reaches the two largest
lymphatic ducts
What are the four ways that lymph move? - correct answer-Milking, movement of chest
during respiration, rhythmic contraction of smooth muscle in lymph vessels, presence of
valves
How does movement of chest move lymph? - correct answer-Contraction and relaxation of
chest muscles changes intrathoracic pressure, pressure increase flow of lymph toward
subclavian vein
How do valves help lymph move ? - correct answer-Valves prevent backflow of lymph. if
lymph moves at all it will move toward the heart
Where does the right lymphatic duct drain lymph? - correct answer-Right subclavian vein
Where does the thoracic duct drains lymph? - correct answer-Left subclavian vein
What is the difference between lymphatic organs and lymphatic nodules ? - correct
answer-Lymphatic organs are encapsulated masses of lymph tissue while lymphatic nodules
are partially or non-encapsulated
What are the lymphatic organs ? - correct answer-lymph nodes, thymus gland, spleen
