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Immunity (Innate & Acquired)

Total questions: 35

Worksheet time: 30mins

Name
Class
Date
1.
A molecule that induces an immune response?
a)
antibody
b)
receptor
c)
antigen
d)
sebum
2.
Where do T cells mature?
a)
bone marrow
b)
thymus
c)
brain
d)
thyroid
3.
Which of the following cells do not expressed MHC proteins?
a)
dendritic cells
b)
macrophages
c)
epithelial cells
d)
erythrocytes
4.
Which cells are responsible for producing large quantities of antibodies?
a)
T cells
b)
natural killer cells
c)
plasma cells
d)
macrophages
5.
Which cells kill cancer cells and infected cells?
a)
cytotoxic T cells
b)
B cells
c)
mast cells
d)
eosinophils
6.
Which type of immunity has memory?
a)
innate
b)
adaptive/acquired
7.

What is the function of antibodies within the immune system?

a)

Antibodies kill off any antigen that enters the body.

b)

Antibodies are only made when you are given a vaccination for specific antigens.

c)

Antibodies bind to specific antigens to flag for destruction.

d)

Antibodies are part of an external defense mechanism.

8.

The blue molecule in this image is a(n) _______.

a)

Antibody

b)

Antigen

c)

Pathogen

d)

Blood cell

9.

The orange molecule in this image is a(n) _______.

a)

Antibody

b)

Antigen

c)

Antibiotic

d)

Blood cell

10.

What is the function of B cell

a)

Proliferate plasma cell and memory B cell

b)

Release antibodies

c)

Secrete interleukin-2

d)

Produce interleukin-1

11.

Interleukin-1 is secreted by

a)

Helper T cell

b)

Killer cell

c)

B cell

d)

Antigen Presenting Cell

12.

How do T cells differ from B cells?

a)

T cells fight pathogens by killing pathogens directly, while B cells fight pathogens by making antibodies.

b)

T cells only make memory cells, and B cells only make antigens

c)

T cells fight pathogens by making antibodies, while B cells fight pathogens by killing pathogens directly.

d)

T cells can only fight off pathogens the body has encountered once, and B cells can fight off any pathogen the body comes across.

13.

How do Killer T-Cells differ from Plasma B-Cells?

a)

T cells fight pathogens by killing pathogens directly, while B cells fight pathogens by making antibodies.

b)

T cells only make memory cells, and B cells only make antigens

c)

T cells fight pathogens by making antibodies, while B cells fight pathogens by killing pathogens directly.

d)

T cells can only fight off pathogens the body has encountered once, and B cells can fight off any pathogen the body comes across.

14.

What cell marker is used by white blood cells to start a Cell Mediated Repsonse?

a)

An antigen

b)

An Antibody

c)

A MHC

d)

None of the above

15.

What does MHC stand for?

a)

Major histocompatibility complex

b)

Motor histamine complex

c)

Mobile histacompatibility conditioner

d)

Meta hydrocarbon

16.

Which type of white blood cells are able to recognise and kill stressed cells in the absence of antibodies and MHC?

a)

Cytotoxic T cells

b)

Natural killer cells

c)

Helper T cells

d)

Plasma cells

17.

Known as the “Antigenic Determinant”.

a)

Haptens

b)

Carrier

c)

Epitope

d)

Adjuvants

18.
Helper T cells receive antigen from _____, and cytotoxic T cells receive antigen from _____
a)
macrophages, B cells
b)
class 2 MHC, class 1 MHC
c)
viruses, bacteria
d)
class 1 MHC, class 2 MHC
19.
It is when a cell engulfs a solid particle to form an internal compartment
a)
Cytokine release
b)
Inflammatory reaction
c)
Phagocytosis
d)
Apoptosis
20.
Pathogens are recognized by their...
a)
antigens
b)
antibodies
c)
killer t-cells
d)
B-cells
21.

A type of T cell that destroys infected cells is a:

a)

cytotoxic (killer) T cell

b)

helper T cell

c)

memory T cell

d)

suppressor T cell

22.
Antigens are part of...
a)
Your own immune system.
b)
The pathogen.
23.
Example of 3rd line of defense.
a)
T cells and B cells reacting to pathogens
b)
Phagocytes engulfing pathogens
c)
Hydrochloric acid killing pathogens
d)
Mucus and cilia catching pathogens
24.
Which of the following is NOT part of the first line of defense?
a)
skin
b)
B cells
c)
sweat
d)
lysozyme
25.

Inflammation is designed to be a protective mechanism

a)

true

b)

false

26.

The process where leukocytes engulf and digest bacteria

a)

leukocytosis

b)

pathogenesis

c)

hydrostatic pressure

d)

phagocytosis

27.
What do viruses need to reproduce?
a)
they need genetic material
b)
They need a host cell
c)
They need  bacteria
d)
They need insulin
28.
Which viral life cycle allows viral genetic material to lay dormant while the host cell reproduces?
a)
lytic
b)
mitosis
c)
lysogenic
d)
S phase
29.
Which viral life cycle kills its host cell by lysing?
a)
lytic
b)
mitosis
c)
lysogenic
d)
S phase
30.
When a virus invades a living cell, its _______
takes over the cell's functions.
a)
outer coat
b)
genetic material
c)
core
d)
cytoplasm
31.
A(n) _____ is a virus that enters a bacterial cell.
a)
endospore
b)
decomposer
c)
plasmid
d)
bacteriophage
32.
What is the first barrier against disease?
a)
White blood cells
b)
fever
c)
the skin
d)
histamines
33.
Which type of immunity has memory?
a)
innate
b)
adaptive/acquired
34.

Which of the following is NOT a first line of defense of the non-specific (innate) immune system? These mechanisms prevent pathogens from entering the body.

a)

skin

b)

mucous membranes

c)

fever

d)

stomach acid

35.
The body’s nonspecific defenses against invading pathogens include
a)
antibiotics.
b)
mucus, sweat and tears.
c)
antibodies.
d)
Killer T cells.