Immune System (Unit 2 Quiz 3)

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

• antibody

• pathogen

• enzyme

• hormone

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.

Any organism that causes disease like a virus or bacteria is called:

• Antibiotics

• Antibody

• Pathogen

• Phagocyte

Part of the body's defense against pathogens in which cells of the immune system react to each kind of pathogen with a defense targeted specifically at that pathogen is called:

• Protective Barrier

• Inflammatory Response

• Immune Response

• Stomach acid

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

What is a preparation of dead or weakened pathogens that is introduced into the body to cause an immune response?

• fungi

• vaccine

• antigens

What is the first barrier against disease?

• White blood cells
• Red blood cells
• the skin
• leucocytes 

Why might you become ill after visiting a friend who is sick with the flu?

• The room your friend was in was too warm.

• You ate the same kind of food your friend ate.

• You did not dress properly.

• The virus that causes the flu entered your body.