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WorksheetsImmune System Review
Total questions: 31
Worksheet time: 10mins
What is the body's first line of defense against infection by foreign organisms?
antibodies
lymph nodes
white blood cells
the skin
Disease-causing microorganism, such as a bacterium or virus.
pathogen
allergen
prion
antigen
A nonspecific defensive response of the body to tissue injury characterized by dilation of blood vessels and swelling.
immunity
interferon
immunization
inflammation
This type of cell inspects cells for antigens and kills any cells that display the foreign antigens.
Macrophage
T Cells
B Cells
What do antibodies attach to on the pathogen?
Anti inflammatory
Antigens
Antiseptic
Antibodies
What do B cells produce?
antigens
macrophages
T cells
antibodies
Thee large green structure with the antigen on its surface is a (an)
antibody
pathogen
enzyme
hormone
Match the following terms that mean the same things.
antigen
chemical marker
antibody
Y-shaped protein
pathogen
foreign invader
engulf
eat
antibiotic
medicine - not part of immune system!
Antibody creation is (a) to the antigen.
Phagocytes attacking foreign invaders are a (b) response.
Match the following images with their descriptions.
Only antibody A will bind to the antigens on this pathogen.
This pathogen has 2 different antigens on its surface.
Phagocyte engulfing a pathogen.
An antibody's binding site must match shape of antigen.
This is made from a weakened form of a pathogen.
Which structure is made by the human immune system to fight a pathogen?
1--the antibody
2--the antigen
3--the pathogen
Organ transplants will cause an immune response in the body because...
red blood cells will be prevented from carrying oxygen.
antibiotics will be produced that cause blood clotting.
white blood cells will react to the foreign antigens on the organ.
the organ prevents antibodies from being made.
A dangerous immune response to a safe substance happens in people with ________________.
allergies
resources
skin
Any organism that causes disease like a virus or bacteria is called:
Antibiotics
Antibody
Pathogen
Phagocyte
A molecule that the immune system recognizes either as part of the body or as coming from outside the body:
Antigen
Antibodies
Antibiotics
Antipaths
A protein produced by B cells of the immune system that destroys pathogens is called:
Antigens
Antibodies
T-cells
Lymphocytes
Foreign cells in the body carry foreign proteins that the body recognises as 'non-self'. These are called:
Antibodies
Antigens
Red Blood Cells
White Blood Cells
What function do memory cells have in our body?
They help our immune system remember pathogens
They store information in our short-term memory
They send chemical signals from our blood to the brain
All of the above
Viruses come in many different shapes, sizes, and variations.
An individual’s code determines the number of times the restriction enzymes will cut and the number and size of DNA pieces that will result.
True
False
What is the name of the process where white blood cells surround, engulf and digest pathogens?
protein synthesis
photosynthesis
vaccination
phagocytosis
What is a vaccine?
when a live pathogen is injected into the body
when a medicine is injected into the body
when a dead or inactive pathogen is injected into the body
when a dead or inactive pathogen put on the skin
Check all the blood types that exist in humans.
A
B
AB
O
If a red blood cell has A antigens on its surface, what is its blood type?
A
B
AB
O
If a red blood cell has no antigens on its surface, what is its blood type?
A
B
AB
O
What makes and releases antibodies?
Pathogen
B-cells
Lymphocyte
Antigen
T or F - Vaccines work by directly attacking the disease.
true
false
