Ch 21 Quiz Questions

Question 1

tonsil located on posterior surface of the tongue

Answer 1

lingual

Question 2

masses of lymphoid tissue within a lymph node

Answer 2

lymphoid follicles

Question 3

lymphoid tissue is basically

Answer 3

reticular CT

Question 4

set of lymphatic capillaries that collect fat laden fluids from intestinal tract

Answer 4

lacteals

Question 5

which cells are largest producers of antibodies?

Answer 5

plasma cells

Question 6

where do B lymphocytes originate

Answer 6

bone marrow

Question 7

what are 3 functions of lymphatic vessels?

Answer 7

return excess tissue fluid to bloodstream, transports digestive fats, returns leaked blood to bloodstream

Question 8

largest type of lymphatic vessel

Answer 8

duct

Question 9

largest lymphoid organ

Answer 9

spleen (but is a secondary organ)

Question 10

smallest lymphatic vessel

Answer 10

lymphatic capillaries

Question 11

order of lymphatic vessels:

Answer 11

lymph capillaries, collecting lymphatic vessels, lymph trunks, lymph ducts

Question 12

flow of lymph is propelled by:

Answer 12

bulging of skeletal muscles, pulsing of nearby arteries, tunica media of lymph vessels

Question 13

fatty lymph

Answer 13

chyle

Question 14

which vessels have more valves than veins

Answer 14

collecting lymphatic vessels

Question 15

collects lymph from collecting vessels

Answer 15

lymph trunks

Question 16

empties into veins of neck

Answer 16

lymph ducts

Question 17

where do vessels exit

Answer 17

efferent lymphatic vessels

Question 18

what vessels converge to form lymph trunks

Answer 18

collecting vessels

Question 19

what receives lymph from lower limbs

Answer 19

lumbar trunks

Question 20

what receives chyle from digestive organs

Answer 20

intestinal trunk

Question 21

what collects lymph from thoracic viscera

Answer 21

bronchomediastinal trunk

Question 22

what receives lymph from upper limbs & thoracic wall

Answer 22

subclavian trunks

Question 23

what drains lymph from head and neck

Answer 23

jugular trunk

Question 24

5 main lymph trunks

Answer 24

lumbar, intestinal, bronchomediastinal, subclavian, jugular

Question 25

which lymphocyte destroys virus infected cells

Answer 25

T lymphocyte

Question 26

which lymphocyte respond to bacteria and marks cells for destruction

Answer 26

B cells

Question 27

where do T cells originate

Answer 27

thymus

Question 28

simplest lymphatic organ

Answer 28

tonsils

Question 29

thick sleeves of tissue, blood borne pathogens are destroyed

Answer 29

white pulp