Final answer:
After bariatric surgery, the gastric pouch can stretch to hold about 1 cup of food, which aids in weight loss by limiting food intake.
Step-by-step explanation:
Following bariatric surgery, the gastric pouch may eventually stretch to hold approximately 1 cup of food. This type of surgery is aimed at reducing the stomach's capacity to restrict food intake, thus leading to weight loss. The procedure either involves reducing the stomach size or bypassing a portion of the digestive system to limit food absorption.