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Biol 205 > Ch. 23 > Flashcards

Ch. 23 Flashcards

1
Q

lympathic system contain

A

lymph
lymphocyties
lymphatic organs

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2
Q

lympathic system functions

A

produce lymphocytes
returns fluid and proteins to circulate
transport hormones nutrients and waste

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3
Q

lymphatic vessels begin as

A

capillaries

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4
Q

lymphatic capillaries are more

A

permeable than circulatory capilarries

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5
Q

lacteals are

A

small intestine capillaries

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6
Q

lymphatic tissues include

A

tonsils
appendix
gallbladder

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7
Q

pathogens enter tonsils then aggregate

A

lymphoid nodules peyers pathetches

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8
Q

lymph node function

A

remove and destroy microorganism and debris

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9
Q

lymph node structure

A

fibrous capsule

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10
Q

vessels of lymph nodes

A

afferent entters
efferent exit

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11
Q

outercortex of lymph nodes contain

A

proliferating b cells

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12
Q

middle cortex is the paracortex which is dominated by

A

t cells

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13
Q

lymph nodes concentrated in

A

cervical
axillary
inguinal
popliteal
abdominal
regions

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14
Q

lymph cervical supplies

A

neck
head

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15
Q

lymph axillary supplies

A

upper limbs
mammary glands

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16
Q

lymph inguinal supplies

A

reproductive

17
Q

lymph popliteal supplies

A

lower legs

18
Q

lymph abdominal supplies

A

trunks

19
Q

thymus daughter cells mature into

A

t cells and migrate into medulla

20
Q

in cortex lymphatic stem cells divide to produce

A

daughter cells

21
Q

blood thymus barrier prevents

A

premature stimulation of t cells that are still developing

22
Q

spleen provides

A

lymphocyte proliferation and immune surveillance

23
Q

spleen removes

A

aged/defective erythrocytes
platelets
debris from blood

24
Q

spleen stores

A

platelets and iron for later use

25
Q

early erythrocytes in fetus produced by

A

spleen

Biol 205 (45 decks)

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