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The immune system

Total questions: 20

Worksheet time: 20mins

Name
Class
Date
1.

Which of these is NOT considered a barrier in the immune system?

a)

mucus

b)

stomach acid

c)

lysozyme

d)

macrophage

2.

Are barriers part of the specific or non-specific immune system?

a)

specific

b)

non-specific

c)

both

3.

What are phagocytes?

a)

white blood cells that surround and take in pathogens to digest them

b)

red blood cells that fight disease

c)

white blood cells that make pathogens

d)

red blood cells that carry oxygen

4.

What is the name of the proteins in the blood plasma that activate the phagocytes?

a)

antigen proteins

b)

macrophage proteins

c)

complement proteins

d)

cellular proteins

5.

Non-specific immunity protects the body against any pathogens or foreign substances

a)

true

b)

false

c)

I don't know

6.

Interferon is a protein that strops replication of ____________ only.

a)

bacteria

b)

fungi

c)

viruses

d)

pathogens

7.

Which of these are symptoms of an inflammatory response? (more than one answer)

a)

redness

b)

heat

c)

pain

d)

coughing

8.

Which of these statements about specific immunity is NOT true?

a)

it takes time to develop

b)

it involves the skin

c)

each response only attacks one kind of pathogen

d)

it usually stops you from getting the disease again

9.

Which of these are functions of the lymphatic system? (more than one answer)

a)

absorbs fat

b)

destroy pathogens

c)

filter lymph and blood

d)

make white blood cells

10.

Which of these is NOT a lymphatic organ?

a)

spleen

b)

tonsils

c)

lungs

d)

thymus gland

11.

When a macrophage surrounds and takes in a pathogen, what does it put on the outside of its cell?

a)

the pathogen

b)

the antigen

c)

the membrane

d)

the cell

12.

What kind of cell first attaches to the presented antigen from the macrophage?

a)

helper T cell

b)

activated B cell

c)

cytotoxic T cell

d)

macrophage

13.

What kind of cell makes antibodies?

a)

helper T cell

b)

activated B cell

c)

cytotoxic T cell

d)

macrophage

14.

What kind of cell makes memory cells to remember the pathogen if it comes again?

a)

neutrophil

b)

activated B cell

c)

cytotoxic T cell

d)

macrophage

15.

Which of these is NOT a part of an antibody?

a)

antigen binding site

b)

membrane

c)

light chain

d)

heavy chain

16.

Antibodies bind to the pathogen so it is easier for phagocytes to attach and destroy them

a)

true

b)

false

c)

I don't know

17.

Which of these statements about memory B cells is NOT true

a)

there are only B memory cells

b)

they last a long time in your body, sometimes forever

c)

they remember specific pathogens

d)

they can respond very quickly the next time the pathogen comes

18.

Which of these statements is true?

a)

passive immunity lasts forever

b)

active immunity occurs when someone else's antibodies are injected into you

c)

active immunity is caused by vaccines

d)

in passive immunity your body makes its own antibodies

19.

The purpose of a vaccine is to make the body make memory cells so that it can fight the disease when it comes

a)

true

b)

false

c)

I don't know

20.

The disease AIDS is caused by the MIV virus and attacks B cells

a)

true

b)

false

c)

I don't know