The Immune System and Vaccines

__________ are responsible for making antibodies.

• T cells

• B cells

• Neutrophils

• Host cells

When a B cell is ___________ to produce antibodies, it becomes a Plasma cell.

• active

• activating

• activity

• activated

The process in which a B cell __________ a plasma cell is ____________ as "Differentiation".

• become, known

• becomes, knew

• becomes, known

• became, know

The virus that causes COVID-19 uses its spike to enter the cells of the host by attaching itself to the __________ of the host cell

• receiver

• retriever

• receptor

• antenna

Which of the following is NOT considered a type of vaccine?

• Weakened virus

• Inactivated virus

• Spike protein

• Antibody

Vaccines go through different phases of study. Which is the final phase of study before a vaccine is brought to market?

• Phase 2

• Phase 3

• Phase 4

• Pre-clinical studies

mRNA for spike protein ___________ be part of a placebo (in the context of vaccine trials).

• is not

• will not

• cannot

• is

Participants __________ an injection containing a placebo describes the participants in the control group of a vaccine trial.

• receiving

• are receiving

• is receive

• received

The use of a placebo ______________ to be part of a phase 3 vaccine trial.

• considers

• is considered

• is considering

• was considered

Vaccine safety is no longer monitored after release into the market.

• True

• False