Antibiotics, Antivirals, & Vaccines

What do antibiotics, antivirals, and vaccines have in common?

• help immune system

• help nervous system

• the medications fight infection

How do macrophages help protect against infections?

• They act as a barrier.

• The target specific cells to destroy.

• They engulf (“eat”) the pathogens.

Memory cells 

• die off after the infection ends

• stay in the body and fight the pathogen if it returns

• attack each other and die

Antibiotics target

• bacteria

• viruses

• protists

What is a way to expose your body to a pathogen without becoming infected?

• vaccines

• antibiotics

• antivirals

How does a vaccine protect you against future infections?

• It trains your immune system to recognize and destroy that specific pathogen 

• It trains your immune system to recognize and destroy all pathogens

How does “herd immunity” protect vulnerable populations?

• Slows the spread.

• It doesn't protect us at all. 

Antivirals don't destroy a virus, but they do affect

• viral replication

• viral infection

• viral immunity

Why do you need to get a flu shot every year?

 

• The virus changes frequently/easily mutates

• The virus weakens over time