Passive and Active Immunity

Herd immunity is the result of a large number of people being immune to a pathogen.

• True

• False

Vaccine is an example of _____________

• Natural active immunity

• Natural passive immunity

• Artificial active immunity

• Artificial passive immunity

Active immunity is when

• Lymphocyte produce their own antibodies

• Antibodies is being administered into human body

• You are immune to any type of disease

• Macrophages invade your lymphatic system and shield you from ever falling sick

Tags

NGSS.HS-LS1-3

What type of immunity is obtained by individual P an individual Q?

• P - Artificial active immunity Q- Artificial passive immunity

• P-Natural active immunity Q- Artificial active immunity

• P- Artificial passive immunity Q- Artificial active immunity

• P-Natural passive immunity Q-Natural active immunity

Breastfeeding is how a baby will acquire a _____________

• Natural active immunity

• Natural passive immunity

• Artificial active immunity

• Artificial passive immunity

Passive immunity is when

• You produce your own antibodies to a disease

• You are immune to any type of disease

• You are given antibodies to a disease

• Macrophages invade your lymphatic system and shield you from ever falling sick

The disease smallpox was eradicated (ended) in 1979 because

• it went away naturally

• of antibiotic treatment

• of variolation (blowing smallpox up the nose)

• of worldwide vaccination

What is inside an antiserum?

• Specific antibodies

• Weakened pathogen

• Blood plasma

• Lymphocytes cell

What has been injected into a person's body that will produce the antibodies level as in diagram

• weakened pathogen

• antiserum

• antibiotics

• blood plasma

Why does active immunity remains for a long period of time?

• Due to prolong injection of antibodies into human body

• The presence of phagocytes to engulf the pathogens

• Increase in mast cells that help produce histamine

• Production of memory B cells that increase antibodies