Portage Learning BIOD 151 Module 3 Exam Questions
M3: Exam- Requires
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Question 1
pts
Explain why someone who has hypergastrinemia (excessive
secretion of gastrin) might develop gastric/stomach ulcers.
Your Answer:
Gastrin stimulates the secretaion of pepsinogenes and HCL. If it is
excess amounr that means it would be lead to erosion of the
stomach.
Gastrin stimulates the secretions of pepsinogens and
hydrochloric acid. Excess amounts would lead to erosion of
the stomach lining.
Question 2
pts
Explain in detail how the stomach contents enter the
small intestine. Your Answer:
There is the pyloric sphincter at thebase of stomach. Therefore,
this valve relaxes causing a small quantity of chyme to pass the
opening into the first part of small intestine. And then, this initiates
a reflex. That is why the muscles of the sphincter to contrcat and
, Portage Learning BIOD 151 Module 3 Exam Questions
close the openinf temporarily. After sphincter relaxes again and it
allows more chyme to enter.
The pyloric sphincter (valve), located at the base of the
stomach, relaxes causing a small quantity of chyme to pass
through the opening into the first part of the small intestine.
This initiates a reflex that causes the muscles of the
sphincter to contract and close the opening temporarily.
Then the sphincter relaxes again and allows more chyme to
enter.
Question 3
pts
Look carefully at the diagram below. Label the following 5
organs of the digestive system.
To receive credit for the intestines you must label the specific
region.
, Portage Learning BIOD 151 Module 3 Exam Questions
3:
4:
7:
9:
10:
Your
Answer:
3:
Stomach
4: Gallbladder
7: Jejenum
M3: Exam- Requires
Respondus LockDown
Browser
Question 1
pts
Explain why someone who has hypergastrinemia (excessive
secretion of gastrin) might develop gastric/stomach ulcers.
Your Answer:
Gastrin stimulates the secretaion of pepsinogenes and HCL. If it is
excess amounr that means it would be lead to erosion of the
stomach.
Gastrin stimulates the secretions of pepsinogens and
hydrochloric acid. Excess amounts would lead to erosion of
the stomach lining.
Question 2
pts
Explain in detail how the stomach contents enter the
small intestine. Your Answer:
There is the pyloric sphincter at thebase of stomach. Therefore,
this valve relaxes causing a small quantity of chyme to pass the
opening into the first part of small intestine. And then, this initiates
a reflex. That is why the muscles of the sphincter to contrcat and
, Portage Learning BIOD 151 Module 3 Exam Questions
close the openinf temporarily. After sphincter relaxes again and it
allows more chyme to enter.
The pyloric sphincter (valve), located at the base of the
stomach, relaxes causing a small quantity of chyme to pass
through the opening into the first part of the small intestine.
This initiates a reflex that causes the muscles of the
sphincter to contract and close the opening temporarily.
Then the sphincter relaxes again and allows more chyme to
enter.
Question 3
pts
Look carefully at the diagram below. Label the following 5
organs of the digestive system.
To receive credit for the intestines you must label the specific
region.
, Portage Learning BIOD 151 Module 3 Exam Questions
3:
4:
7:
9:
10:
Your
Answer:
3:
Stomach
4: Gallbladder
7: Jejenum
