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Immune sys class 1

Total questions: 9

Worksheet time: 5mins

Name
Class
Date
1.

The diagram shows a lymphocyte. What is the arrow pointing to on the surface of the lymphocyte?

a)

molecules called antigens

b)

molecules called antibodies

2.

The diagram shows a pathogen, what is the arrow pointing to on the surface of the pathogen?

a)

a molecule called an antigen

b)

a molecule called an antibody

3.

The graph shows how the body responds by producing antibodies when it is infected by a pathogen. Suggest on which day range is there IgM produced

a)

Day 100 to 110

b)

Day 22 to 50

c)

Day 2 to 8

d)

Day 12 to 18

4.

T cells are made initially made in the _____ and then educated in _______

a)
bone marrow
b)
spleen
c)
thymus
d)
tonsiles
5.

What is the "big cell" that surrounds the pathogen and tells the T-cell what the antigens are?

a)

Macrophage

b)

RBC

c)

Memory T and B cells

d)

Antibodies

6.

Thee large green structure with the antigen on its surface is a (an)

a)

antibody

b)

pathogen

c)

enzyme

d)

hormone

7.

​ (a)   ​ ​produce ​ ​ (b)   and ​ (c)   engulf ​ (d)  

Choose from the below words
lymphocytes
antibodies
phagocytes
pathogens
8.

Match the following terms that mean the same things.

a)

antigen

1.

chemical marker

b)

antibody

2.

Y-shaped protein

c)

pathogen

3.

foreign invader

d)

engulf

4.

eat

e)

antibiotic

5.

medicine

9.

Antibody creation is ​ (a)   to the antigen.

Phagocytes attacking foreign invaders are a​ (b)   ​response.

Choose from the below words
very specific
non-specific
not affected by
not related
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