BIOD 151 MODULE 3 EXAM QUESTIONS AND
ANSWERS (UPDATED 2022)
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 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.
, BIOD 151 MODULE 3 EXAM QUESTIONS AND
ANSWERS (UPDATED 2022)
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.
, BIOD 151 MODULE 3 EXAM QUESTIONS AND
ANSWERS (UPDATED 2022)
3:
4:
7:
9:
10:
Your Answer:
3: Stomach
4: Gallbladder
7: Jejenum
ANSWERS (UPDATED 2022)
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 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.
, BIOD 151 MODULE 3 EXAM QUESTIONS AND
ANSWERS (UPDATED 2022)
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.
, BIOD 151 MODULE 3 EXAM QUESTIONS AND
ANSWERS (UPDATED 2022)
3:
4:
7:
9:
10:
Your Answer:
3: Stomach
4: Gallbladder
7: Jejenum
