Which of These Would Need to Occur for a Disease

question 30

Multiple Choice

Which of these would need to occur for a disease to be considered infectious?

• A) A susceptible host encounters an infectious agent.
• B) An infectious agent colonizes a host.
• C) An infectious agent colonizes a host and can be transmitted to another host.
• D) An infectious agent causes damage to the host.
• E) An infectious agent causes damage to the host and can be transmitted to another host.

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Definitions:

Immunization

A process that stimulates the body’s immune system by causing production of antibodies to defend against attack by a particular contagious disease. Creation of antibodies may be accomplished either naturally (by having the disease), by injection, by drops that are swallowed, or by a nasal spray.

Lethal Disease

A fatal illness capable of causing death.

Breast Milk

The milk produced by human breasts intended for infant feeding, rich in nutrients and antibodies.

Micronutrients

Essential vitamins and minerals required in small quantities for the proper functioning of the body's processes, including growth, development, and disease prevention.