Exam 4: Human Digestion and Absorption

Gluten is best described as ________.

A main cause of intestinal gas formation is ________.

Heartburn is caused by ________.

The small intestine is divided into three segments.List them in descending order.

Actions of hydrochloric acid produced by the stomach include ________.

Amino acids and glucose enter cells by ________.

Swollen veins in the rectum or anus are called ________.

The fluid mixture that moves from the stomach to the duodenum is called ________.

An example of a prebiotic is ________.

The bacteria that usually inhabit the large intestine are prevented from backing up into the ileum by the action of the ________.

Bicarbonate ions (HCO₃-) from the pancreas ________.

In celiac disease, the protein gluten damages the intestinal villi.Describe why this damage often results in significant malabsorption and malnutrition.

A coordinated muscular contraction that propels food along the GI tract is called ________.

The hepatic portal system delivers nutrients from the digestive tract to the ________.

Insufficient production of bile is mostly likely to impair absorption of ________.

Which of the following digestive disorders is caused by the bacterium Helicobacter pylori?

Not eating or drinking anything at all is the best way to treat diarrhea in adults and children.

The stomach is protected from digesting itself by producing ________.

Saliva contains ________.

Which of the following is NOT true about inflammatory bowel disease (IBD)?