Chapter 15 - BIOL 251 Questions And
Answers.
...... contractions are responsible for mixing the colonic contents, while ........ periodically propel
the contents long distances. - Answer Haustral, mass movements
Carbohydrates digestion takes place in the ......(what part) of the stomach under the influence
of ...... (what enzyme), while protein digestion takes place in the ...... under the influence of .......
- Answer body, salivary amylase, antrum, pepsin (+HCl)
Colonic secretion consists of ...... - Answer mucus solution (NaHCO3)
Gastric storage takes place in the ..... of the stomach whereas mixing takes place in the ..... -
Answer Body, Antrum
In general, the parasympathetic nervous system is ..... to the digestive tract, wheras the
sympathetic nervous system is ...... - Answer Excitatory, inhibitory
Inhibit(s) gastric secretion - Answer secretin and CCK
Known as an enterogastrone - Answer secretin and CCK
List the three categories of foodstuffs and their absorbable units. - Answer ~Carbohydrates -
monosaccharides
~Proteins - amino acids
~lipids - monoglyceride and fatty acids
Secreted by the pyloric gland area - Answer gastrin
Secreted by the small intestine mucosa - Answer secretin and CCK
Secretin stimulates the pancreatic ..... cells to secrete ....., whereas CCK stimulates the
pancreatic ...... cells to secrete ........ - Answer duct, NaHCO3, acinar, proteolytic enzymes and
lipase
Secretion is inhibited by a low pH - Answer gastrin
Answers.
...... contractions are responsible for mixing the colonic contents, while ........ periodically propel
the contents long distances. - Answer Haustral, mass movements
Carbohydrates digestion takes place in the ......(what part) of the stomach under the influence
of ...... (what enzyme), while protein digestion takes place in the ...... under the influence of .......
- Answer body, salivary amylase, antrum, pepsin (+HCl)
Colonic secretion consists of ...... - Answer mucus solution (NaHCO3)
Gastric storage takes place in the ..... of the stomach whereas mixing takes place in the ..... -
Answer Body, Antrum
In general, the parasympathetic nervous system is ..... to the digestive tract, wheras the
sympathetic nervous system is ...... - Answer Excitatory, inhibitory
Inhibit(s) gastric secretion - Answer secretin and CCK
Known as an enterogastrone - Answer secretin and CCK
List the three categories of foodstuffs and their absorbable units. - Answer ~Carbohydrates -
monosaccharides
~Proteins - amino acids
~lipids - monoglyceride and fatty acids
Secreted by the pyloric gland area - Answer gastrin
Secreted by the small intestine mucosa - Answer secretin and CCK
Secretin stimulates the pancreatic ..... cells to secrete ....., whereas CCK stimulates the
pancreatic ...... cells to secrete ........ - Answer duct, NaHCO3, acinar, proteolytic enzymes and
lipase
Secretion is inhibited by a low pH - Answer gastrin
