lymphatic system Flashcards

study guide for lecture exam #2

1
Q

what are the main functions of the lymphatic system?

A
  • fluid balance
  • transport fats
  • immune system regulation
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2
Q

what are lymphatic vessels?

A

where lymph enters the lymph capillaries and merges to become lymph vessels

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3
Q

what are lymph nodes?

A

masses of lymphatic tissue that remove debris & pathogens from the lymph

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4
Q

what are the 2 lymphatic ducts that drain lymph into venous blood?

A

right lymphatic duct & thoracic duct

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5
Q

where is the right lymphatic duct located?

A

on right side of body

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6
Q

where is the thoracic duct located?

A

on left side of body

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7
Q

name one area that the right lymphatic duct drains lymph from

A

upper limb

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8
Q

what area of the body does the thoracic duct drain lymph from?

A

drains lymph from rest of body

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9
Q

what percent of lymph does the right lymphatic duct drain?

A

25%

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10
Q

what percent of lymph does the thoracic duct drain?

A

75%

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11
Q

what is the function of the spleen?

A

breaks down worn out RBC (small reserve of blood), produce lymphocytes

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12
Q

what is the function of MALT?

A

prevent pathogens from penetrating mucous membrane

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13
Q

what is the function of the tonsils?

A

recognize, destroy and develop immunity to environmental pathogens

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