Which of the Following Describes the Process of Variolation, Which

question 13

Multiple Choice

Which of the following describes the process of variolation, which was an early method to prevent smallpox infections?

• A) Exposure of children to milkmaids infected with cowpox.
• B) Quarantine of smallpox victims for 40 days.
• C) Use of plant extracts to prevent smallpox infection.
• D) Blowing powdered pock scabs into the nose.
• E) Exposure of young children to people with an active smallpox infection.

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Definitions:

Local Reflex

Reflex of the intramural plexus of the digestive tract that does not involve the brain or spinal cord.

CNS

The central nervous system, consisting of the brain and spinal cord, coordinates body activities.

Nicotine

A stimulant and addictive substance found in tobacco products that acts on the nervous system.

Sympathetic Responses

Physiological reactions initiated by the sympathetic nervous system that prepare the body for 'fight or flight' situations, such as increased heart rate and blood flow.