10 Common Acid Reflux Terms Defined

Tracy Davenport, Ph.D. | Oct 21st 2013

1 of 10
1 of 10


Gastroesophageal reflux disease (GERD) is a chronic condition in which the lower esophageal sphincter allows gastric acids to reflux into the esophagus, causing heartburn, acid indigestion, and possible injury to the esophageal lining.

2 of 10


Medicine that neutralizes stomach acid.

3 of 10


This test is often used when someone reports symptoms of acid reflux and involves inserting a long, flexible, lighted tube down the throat to detect damage or any abnormalities.

4 of 10

Motility drugs

A pharmacologic agent that can improve esophageal and gastric emptying.

5 of 10


The muscular tube for the passage of food from the pharynx to the stomach.

6 of 10

Failure to thrive

A significant interruption in the expected rate of growth compared with other children of similar age and sex during early childhood.

7 of 10

Food aversions

Refusing to eat certain foods as a potential side effect of reflux.

8 of 10

H-2 Blocker

These medications block histamine at the receptor side of the parietal cell.

9 of 10

Lactose intolerance

To break down and digest lactose, we need an enzyme called lactase. Lactose intolerance occurs when a person does not produce this enzyme (or enough of it). Lactose is a type of sugar found in dairy products like milk and ice cream.

10 of 10

PPI: Proton Pump Inhibitor

A group of medicines that work by blocking the proton pump’s ability to make stomach acid.