Q1. Defecation is stimulated by:
A. The chemical composition of feces.
B. Bacterial flora in the feces.
C. Water content of the feces.
D. Lipid content in the feces.
E. Stretching of the rectum.
Q2. The liver is the body's biggest gland.
Q3. The ______________ of the small intestine is/are alike to the _________________ of the stomach.
A. Villi; pyloric glands
B. Rugae; Peyer patches
C. Intestinal crypts; gastric pits
D. Goblet cells; parietal cells
E. Pyloric sphincter; ileocecal valve
Q4. Infants encompass ___________ deciduous teeth, while adults encompass ____________ permanent teeth.
A. 20; 32
B. 16; 20
C. 28; 20
D. 32; 20
E. 32; 32
Q5. The migrating motor complex:
A. Milks the chyme toward colon.
B. Permits a bolus to move down the esophagus.
C. Churns and mixes residue in descending colon.
D. Churns and mixes the bolus with gastric juices.
E. Propels pancreatic juice down the pancreatic duct.