Mary ate food that is left uncovered. She is now suffering from severe stomachache, vomiting and having loose watery stool more than three times a day. Mary is suffering from (a)   .

Arianne did not wash her hands before eating. She just came from the market. Now, she has high fever, severe abdominal pain, and her stool contains blood and mucus. Arianne has (a)  

These are disease agents smaller than bacteria. They cannot grow or breed if they are not inside a living cell.

(a)  

These are series of steps that show the path a disease agent takes as it spreads to other people

(a)  

It refers to where the disease agent gets out from the reservoir.

(a)  

How can you break the chain of infection?

(a)  

What are the uses of medicine?

(a)  

What is self medication?

(a)  

What is an emergency?

(a)