ACTIVE LECTURE QUESTIONS Barbara Hunnicutt Seminole Community College

ACTIVE LECTURE QUESTIONS Barbara Hunnicutt Seminole Community College The Digestive System and Body Metabolism 14 Copyright © 2009 Pearson Education, Inc. , publishing as Benjamin Cummings

Local collections of lymphatic tissue found in the submucosa of the small intestine are called ______. a. b. c. d. duodenal papillae plicae circulares haustra Peyer’s patches Copyright © 2009 Pearson Education, Inc. , publishing as Benjamin Cummings

Local collections of lymphatic tissue found in the submucosa of the small intestine are called Peyer’s patches. Plicae circulares are deep folds of mucosa in the small intestine. Copyright © 2009 Pearson Education, Inc. , publishing as Benjamin Cummings

What is the number of teeth in a full set of baby teeth? a. b. c. d. 16 20 30 32 Copyright © 2009 Pearson Education, Inc. , publishing as Benjamin Cummings

A full set of baby teeth is 20 teeth. A full set of adult teeth has 32. This is important in forensics in determining the age of a body. Copyright © 2009 Pearson Education, Inc. , publishing as Benjamin Cummings

Which of the following is the largest gland in the body? a. b. c. d. Skin Pancreas Gall bladder Liver Copyright © 2009 Pearson Education, Inc. , publishing as Benjamin Cummings

The largest gland in the body is the liver. The skin is the largest organ. Copyright © 2009 Pearson Education, Inc. , publishing as Benjamin Cummings

Which of the following is a chronic inflammation of the liver in which the liver becomes hard and fibrous? a. b. c. d. Hepatitis Jaundice Cirrhosis Gall stones Copyright © 2009 Pearson Education, Inc. , publishing as Benjamin Cummings

Cirrhosis is a chronic inflammation of the liver. The liver becomes hard and fibrous and it is an almost guaranteed result of consuming excess alcohol. Copyright © 2009 Pearson Education, Inc. , publishing as Benjamin Cummings

This bicarbonate-rich (alkaline) juice begins starch digestion in the mouth. a. b. c. d. Amylase Pepsidase Bile Gastrin Copyright © 2009 Pearson Education, Inc. , publishing as Benjamin Cummings

Salivary amylase is an alkaline juice that begins starch digestion in the mouth. Pepsidase breaks down proteins. Copyright © 2009 Pearson Education, Inc. , publishing as Benjamin Cummings

This protein-digesting enzyme works primarily on milk protein and makes it look lumpy like sour milk. a. b. c. d. Gastrin Amylase Secretin Rennin Copyright © 2009 Pearson Education, Inc. , publishing as Benjamin Cummings

Rennin, produced by the stomach, is a proteindigesting enzyme that works primarily on milk protein. Secretin influences the secretion of bile and pancreatic juice. Copyright © 2009 Pearson Education, Inc. , publishing as Benjamin Cummings

Bile is formed in the ______. a. b. c. d. liver gallbladder pancreas intestine Copyright © 2009 Pearson Education, Inc. , publishing as Benjamin Cummings

Bile is formed in the liver and is then stored in the gallbladder until secretion into the small intestine. Copyright © 2009 Pearson Education, Inc. , publishing as Benjamin Cummings