Key Ideas Video: The Integumentary and Immune Systems

What is the first line of defense against pathogens in our body?

• The immune system

• White blood cells

• Antibodies

• The integumentary system

How can viruses make us feel sick?

• By producing spores

• By emitting toxins

• By entering and reproducing inside cells

• By causing inflammation

Which of the following is an example of a bacterial infection?

• Flu

• Thrush

• Strep throat

• Common cold

What is the first step of fighting an infection?

• inflammatory response

• specialized cells recognize and destroy pathogens

• immune response

• the skin, breathing passages, mouth. and stomach block out pathogens

What happens during the inflammatory response?

• Blood flow increases to bring more white blood cells

• Pathogens are ignored

• White blood cells are reduced

• The body decreases blood flow to the infected area

How does the immune system remember pathogens?

• By increasing blood flow

• By raising body temperature

• By storing them in the brain

• By creating antibodies