Biol 373 Unit 6b Unit Questions With
100% Verified Answers | Solved
With respect to regulation of GI function, 'long reflexes' refer to ... CORRECT
ANSWERS - parasympathetic efferent information from the brainstem to the GI tract
that stimulates gastrointestinal activity
- the cephalic reflexes of digestion, such that the sight and smell of food stimulate GI
activity
The first hormone identified and named ... CORRECT ANSWERS - is produced by cells
lining the duodenum in response to acid coming from the stomach
- stimulates bicarbonate release by the pancreas
Gastric acid secretion is stimulated by ... CORRECT ANSWERS - histamine from ECL
cells
- parasympathetic stimulation
- Gastin from G cells
Which products of the intestine inhibit gastric acid secretion? CORRECT ANSWERS -
CCK
- secretin
- GLP-1
Which of the following gut hormones stimulates gall bladder contraction and pancreatic
enzyme secretion? CORRECT ANSWERS CCK
Insulin is released in response to ... CORRECT ANSWERS - GIP
- GLP-1
Regulation of stomach function via the gastric phase is different from the cephalic
phase, in that ... CORRECT ANSWERS the cephalic phase results in direct neural
stimulation of secretion by G cells, ECL cells and parietal cells, whereas gastric phase
mechanisms are based on neural stimulation of only G cells.
Secretin enters the pancreas via _______ and HCO3- exits the pancreas via ________.
CORRECT ANSWERS its arterial blood supply, ducts
Polyethylene glycol is a component of over-the-counter laxatives. It is neither digested
nor fermented within the GI tract. You would predict that ingestion of PEG-based
laxatives would cause ... CORRECT ANSWERS Osmotic diarrhea
Which of the following is/are true about cholera toxin?
Cholera toxin ... CORRECT ANSWERS - cause secretory diarrhea
- binds to an enters intestinal epithelial cells
100% Verified Answers | Solved
With respect to regulation of GI function, 'long reflexes' refer to ... CORRECT
ANSWERS - parasympathetic efferent information from the brainstem to the GI tract
that stimulates gastrointestinal activity
- the cephalic reflexes of digestion, such that the sight and smell of food stimulate GI
activity
The first hormone identified and named ... CORRECT ANSWERS - is produced by cells
lining the duodenum in response to acid coming from the stomach
- stimulates bicarbonate release by the pancreas
Gastric acid secretion is stimulated by ... CORRECT ANSWERS - histamine from ECL
cells
- parasympathetic stimulation
- Gastin from G cells
Which products of the intestine inhibit gastric acid secretion? CORRECT ANSWERS -
CCK
- secretin
- GLP-1
Which of the following gut hormones stimulates gall bladder contraction and pancreatic
enzyme secretion? CORRECT ANSWERS CCK
Insulin is released in response to ... CORRECT ANSWERS - GIP
- GLP-1
Regulation of stomach function via the gastric phase is different from the cephalic
phase, in that ... CORRECT ANSWERS the cephalic phase results in direct neural
stimulation of secretion by G cells, ECL cells and parietal cells, whereas gastric phase
mechanisms are based on neural stimulation of only G cells.
Secretin enters the pancreas via _______ and HCO3- exits the pancreas via ________.
CORRECT ANSWERS its arterial blood supply, ducts
Polyethylene glycol is a component of over-the-counter laxatives. It is neither digested
nor fermented within the GI tract. You would predict that ingestion of PEG-based
laxatives would cause ... CORRECT ANSWERS Osmotic diarrhea
Which of the following is/are true about cholera toxin?
Cholera toxin ... CORRECT ANSWERS - cause secretory diarrhea
- binds to an enters intestinal epithelial cells
