immune system quiz

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

• Antibiotics

• Antibody

• Pathogen

• Phagocyte

A white blood cell that destroys pathogens by engulfing them and breaking them down is called:

• B-cell

• Phagocyte

• Antibody

• Antigen

A chemical that kills bacteria or slows their growth is called:

• Antivirals

• Vaccine

• Antibiotics

• Antigen

Which of the following is a part of the immune system?

• Antigen

• Antibody

• Antibiotic

• Antimatter

A pathogen enters someone's body that is not living but replicates once inside the cell. What type of pathogen is it?

• Bacteria

• Virus

• Protozoa

• Parasite

Which of the following describes a parasite?

• an organism that lives in a host organism and takes its nutrients away from the host

• an organism that lives in a host organism and helps it grow

• an organism that lives in a host organism and eats the organism

• an organism that lives in a host organism and spreads disease

Signals the production of antibodies; it is a marker on the surface of cells.

• Antibody

• Antigen

• Leukocyte

• Virus

Proteins your immune system makes to target and attach to "invaders" are called

• antibiotics

• immunity

• antibodies

• antigens

What is the immune system’s first line of defense?

• Helper T cells

• Skin and mucous membranes

• Heart and lungs

Which term best describes something that the body recognizes as non-self?

• Antibody

• White blood cell

• Antigen