Chapter 5 – Digestion and Absorption

Chapter 5 – Digestion and Absorption

Complete Chapter Questions With Answers

Sample Questions Are Posted Below

Multiple Choice

c      K     107                 1.     Another name for the digestive tract is the:

1. urinary tract.
2. exocrine system.
3. gastrointestinal system.
4. muscular system.

d      K     107                 2.     The digestive tract begins at the ____ and ends at the ____.

1. stomach; large intestine
2. pharynx; rectum
3. lower esophageal sphincter; rectum
4. mouth; anus

b      K     107                 3.     A bolus is a(n):

1. sphincter muscle separating the stomach from the small intestine.
2. portion of food swallowed at one time.
3. enzyme that hydrolyzes starch.
4. portion of partially digested food expelled by the stomach into the duodenum.

b      K     107                 4.     The _____ is formed in the mouth.

1. bile
2. bolus
3. chyme
4. villus

d      K     107                 5.     The _____ prevents food from entering the lungs.

1. lower esophageal sphincter
2. pharynx
3. ileocecal valve
4. epiglottis

d      K     107                 6.     The stomach empties into the:

1. ileum.
2. cecum.
3. jejunum.
4. duodenum.