Exam 2: Digestion, Absorption, and Metabolism

The small, fingerlike projections into the intestinal lumen are called:

Mucus is produced by the salivary glands and the:

Digestion of protein by pepsin in the stomach requires a pH between:

The hormone that prevents excessive gastric activity is:

The substance that activates pepsinogen to pepsin is:

Absorption of most nutrients occurs in the:

The rhythmic contractions that propel food through the intestinal tract are called:

The valve that controls the passage of chyme from the small intestine into the cecum is called the:

The pathogenic bacterium associated with peptic ulcer disease and gastric cancer is:

An enzyme secreted by the salivary glands is:

The hormone that conserves fat is:

The hormone that acts to lower blood sugar levels is:

The end products of digestion of macronutrients include fatty acids, amino acids, and:

Cholecystokinin (CCK) is produced in the:

After absorption, the end products of carbohydrate and protein digestion enter the:

Probiotics are:

The action of biting, chewing, and breaking up ingested food into smaller particles is called:

After ingested food is mixed and churned with gastric secretions, the resulting semifluid mass is called:

The process of converting glycogen to glucose is called:

The hormone secretin stimulates production of a buffering solution for the duodenum by the: