Lymphatic System

Question 1

Lymphatic system

Answer 1

vast collection of cells and biochemicals that travel in lymphatic vessels.

Question 2

L.S helps

Answer 2

circulate bodily fluids (C.S)

Question 3

L,S second function

Answer 3

enables us to live in world with different organisms

Question 4

Lymph capillaries

Answer 4

micr closed ended tubes that allow fluid to enter

Question 5

lymphatic vessels

Answer 5

like veins, prevent backflow of lymph

Question 6

lymph nodes

Answer 6

vessels drain into the nodes

Question 7

lymphatic trunks

Answer 7

drain lymph from L vessels

Question 8

Thoracic duct

Answer 8

collects lymph from lower limbs abs left side of body head and neck

Question 9

Right Lymphatic Duct

Answer 9

lymph on right side of body

Question 10

Order of lymph movement

Answer 10

capillary
affarent vessel
node
efferent vessel
trunk
collecting duct
subclavian vein

Question 11

Removing Lymphatic tissue

Answer 11

can obstruct drainage from the upper limb, causing edema

Question 12

Lymph nodes contain

Answer 12

B and T cells and macrophages

Question 13

hilum

Answer 13

lymphatic vessels leading to a node

Question 14

tonsils

Answer 14

partially encapsulated lymph nodes

Question 15

1st function of Lymph nodes

Answer 15

filtering harmful particle from blood stream

Question 16

2nd function of Lymph nodes

Answer 16

monitoring body fluids

Question 17

thymus

Answer 17

soft bilobed gland enclosed in connective tissue and located anteriorly of the aorta and posterior to the upper sternum

Question 18

T lymphocytes

Answer 18

leave thymus and provide immunity

Question 19

spleen

Answer 19

R.B.Cs die here

Question 20

innate defense

Answer 20

simple defense that protects against many pathogens

Question 21

adaptive defense

Answer 21

specific targets specific pathogens

Question 22

chemical barrier

Answer 22

enzymes gastric acid due to low PH

Question 23

interferons

Answer 23

Lymphocytes and fibroblasts produce this in response to virus or tumor cells
block replication

Question 24

pus

Answer 24

WBC bacteria and damaged tissue

Question 25

immunity

Answer 25

third line of defense

Question 26

antigens

Answer 26

proteins located on cell surface

Question 27

antigen-presenting

Answer 27

Tcell activation requires presence of processed fragments of antigen attatched to the surface of another type of cell,

Question 28

imunoglobins

Answer 28

globular plasma protein that functions as an antibody

Question 29

IgC

Answer 29

in plasma and tissue fluids and is particularly effective against bacteria, viruses, and toxins. It also activates as a compliment.

Question 30

IgA

Answer 30

found in exocrine gland secretions. found in breast milk, tears, and urine.

Question 31

IgE

Answer 31

associated with allergic reactions

Question 32

Anaphylictic shock

Answer 32

allergic reaction bust out in red hives injection of epinephrin

Question 33

autoimmunity

Answer 33

body attacks itself because of unfamiliar antigens

Question 34

streptococcus bacteria

Answer 34

triggers inflamation of heart valves

Question 35

largest lymph vessel

Answer 35

thoracic duct

Question 36

lymph rejoins blood and becomes art of the plasma in the

Answer 36

right and left subclavian veins

Question 37

tissue fluid originates from

Answer 37

blood plasma

Question 38

movement of lymph is because of

Answer 38

muscle contraction

Question 39

chemotaxis

Answer 39

attraction of macrophages in area

Question 40

B and T cells

Answer 40

2nd immune response

Question 41

Red blood cells

Answer 41

do not present their antigen

Question 42

Haptens

Answer 42

partial antigens, combines with something fo reaction

Question 43

thymus

Answer 43

degenerates through life

Question 44

T cells

Answer 44

recognize antigens not cells

Question 45

lymph flow

Answer 45

to the heart