The Least Common and Most Severe Reaction to a Vaccine

question 20

Multiple Choice

The least common and most severe reaction to a vaccine is

• A) local
• B) systemic
• C) allergic
• D) idiosyncratic

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Definitions:

Reverse Peristalsis

The backward movement of the contents of the digestive tract, which can lead to vomiting, as a result of the muscles contracting in the opposite direction of normal digestion.

Secretin

A hormone produced by the duodenum that stimulates the pancreas to release bicarbonate-rich fluids to neutralize stomach acid.

Gastrin

A hormone produced by the stomach that stimulates the secretion of gastric acid.

CCK

Cholecystokinin, a hormone that stimulates the digestion of fats and proteins by promoting the release of digestive enzymes and bile from the pancreas and gallbladder.