Human defense system

Question 1

Immunity

Answer 1

The ability of an organism to resist infection

Question 2

Pathogens

Answer 2

Disease causing organisms that can enter our body

Question 3

The general defence system

Answer 3

Non specific
First line of defence prevent entry of pathogens
second line of defence destroying them once they enter

Question 4

First line of defence

Answer 4

Prevents entry of pathogens

Question 5

Second line of defence

Answer 5

Destroying pathogens once they enter

Question 6

Second line of defence

Answer 6

Question 7

Answer 7

Question 8

An antigen

Answer 8

Any chemical that triggers the body to make an antibody

Question 9

Antibody

Answer 9

A protein , made by a lymphocyte (wbc) which sticks to an antigen and marks it for destruction (targets the pathogen to be killed )

Question 10

Active specific defense system

Answer 10

in active immunity the body makes makes antibodies

Question 11

Passive specific defense system

Answer 11

the body receives the antibodies creating immunity

Question 12

Answer 12

Question 13

Two types of white blood cells

Answer 13

Question 14

Monocytes

Answer 14

Question 15

Lymphocytes

Answer 15

Question 16

Two types of lymphocytes

Answer 16

B-cells ( B lymphocytes)
T- cells ( T lymphocytes )

Question 17

T - cell types

Answer 17

Helper T cells
Killer T cells
Suppressor T cells
Memory T cells