lecture 10

Question 1

what are the lymphatic organs ?

Answer 1

1. tonsils
2. adenoids
3. spleen
4. thymus
5. appendix
6. intestinal payers patch

Question 2

lymphocytes b

Answer 2

born and matured in the red bone marrow and produce antibodies

Question 3

lymphocytes t

Answer 3

born in the bone but matured in the thymus

Question 4

what is the cause of an auto immune disease

Answer 4

loss of memory in the cells

Question 5

B memory

Answer 5

remembers the enemy and lasts a few weeks to months

Question 6

B plasmatic

Answer 6

produce antibodies (Ab) or immunoglobulin (Ig) and mark for destruction

Question 7

what are the two local messengers

Answer 7

1. leukotriene
2. prostaglandins

Question 8

order or deployment within WC when killing bacteria

Answer 8

1. neutrophils
2. basophils / eosinophils
3. monocyte
4. macrophage

Question 9

order of lymphocyte t

Answer 9

t helper
t killer
t memory
t suppressor

Question 10

active

Answer 10

attenuated virus (piece of the virus)

Question 11

passive

Answer 11

antibody

Question 12

how does streptococcus lead to kidney failure

Answer 12

bc of the toxins released from the streptococcus

Question 13

virulance

Answer 13

aggressiveness of toxin production

Question 14

toxins

Answer 14

virulence factors are bacterial toxins like “endotoxins & exotoxins”

Question 15

exotoxins

Answer 15

gram +, staphylococcus, streptococcus, clostridium

Question 16

endotoxins

Answer 16

gram -, e.coli

Question 17

what is easier to kill gram - or +

Answer 17

gram -

Question 18

order or lines of defense

Answer 18

1. skin
2. WC
3. lymphocytes

Question 19

what has no specific and kills everything

Answer 19

1st and 2nd line of defense (skin and WC )

Question 20

what has a specific and is based on antibodies

Answer 20

3rd line of defense (lymphocytes )

Question 21

interferon

Answer 21

connection between WC (interferes with the growth of bacteria or virus)

Question 22

interleukin

Answer 22

communicates with T helper and the rest of the cells (texter)

Question 23

fever

Answer 23

stimulates phagocytosis and causes vasodilation bringing in more macrophage

Question 24

what are antigens

Answer 24

bacteria
virus
protozoa
worms
fungus