3.1.3

These components of our innate, or nonspecific, immune system are found in digestive tract and on our skin to prevent foreign invaders from attaching.

• Normal flora

• Secretions

• Cilia

• Phagocytes

In the chain of infection, the location that contains the agent of disease is known as the ____.

• port of entry

• port of exit

• reservoir

• mode of transmission

If a bacterial infection passes through an open cut on a patient's hand, this would be described as the ____.

• port of exit

• port of entry

• reservoir

• agent of disease

Our bodies respond to certain pathogens by stimulating ____ to produce antibodies.

• antigens

• B-cells

• T-cells

• Phagocytes

A patient eats some undercooked beef that contains E. coli. The portal of exit and entry is the gastrointestinal tract and anyone can be a susceptible host. What is the reservior?

• Patient

• Beef

• Fork

• Plate

A patient eats some undercooked beef that contains E. coli. The portal of exit and entry is the gastrointestinal tract and anyone can be a susceptible host. Which mode of transmission is this?

• Direct

• Indirect

All of the following are ways to break the chain of infection with a respiratory virus except ____.

• Staying home when you are sick

• Wearing a mask

• Social distancing

• Sharing a drink with an infected person

This is the type of immunity people get from their mothers in the womb.

• Acquired, Passive

• Innate

• Acquire, Active

All of the following are part of our innate immunity/defense except _____.

• tears

• cilia

• digestive enzymes

• fingernails

Which type of cells of our immune system go to the site of infection?

• T-cells

• B-cells

• antigens

• antibodies