communicable disease

Touching a dirty object and then rubbing your eye is an example of ____________ transmission

How many layers of defense does the human body have?

• 2

• 4

• 5

• 3

Antibiotics are a class of medication that are designed to fight what cause of infection?

Poor hygiene is the primary cause of what type infection?

• bacteria

• fungi

• virus

• germs

Having physical contact with someone who is infected is an example of _________ transmission.

The inside of the mouth, the stomach, and tears from the eyes are examples of what layer of defense?

• Layer 2: Chemical

• Layer 1: Chemical

• Layer 3: Chemical

• Layer 3: Immune

Why would someone who is infected with a disease be asymptomatic?

• The pathogenic level in the body is high

• The pathogenic level in the body does not exist

• The pathogenic level in the body is low

• None of the following answers

What is the name of the body's defensive layer that consists of clothes and skin?

Antibodies help to fight infection. What layer of defense is this associated with in the human body? (number only)

What is the name of defense layer three (3)?

• inflammatory

• physical

• chemical

• immune system