Portage Learning BIOD 151 Module 3 Exam Questions
3: Exam- Requires Respondus LockDown
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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 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
9: Appendix
10: Rectum
3: Stomach
, Portage Learning BIOD 151 Module 3 Exam Questions
4: Gallbladder
7: Jejunum (not small intestine)
9: Appendix (not large
intestine) 10: Rectum (not large
intestine)
Question 4
pts
A patient is experiencing vitamin toxicity. What type of vitamin would be
causing this toxicity? Explain your answer.
A. Water soluble vitamin
B. Fat soluble vitamin
C. All of the
above Your
Answer:
Fat soluble vitamin. These vitamins are stored within the body's fat stores
making it harder for the body to rid itself of them. Therefore it can cause
vitamin toxicity.
B. Fat soluble vitamin.
Fat soluble vitamins are stored within the body’s fat stores making it harder for
the body to rid itself of them.
Question 5
pts
Explain which digestive system functions are carried out by the
large intestine. Your Answer:
Absorption: Water and electrolytes are reabsorbed and vitamins are
absorbed. Defecation ; Feces goes to the rectum then excreted va
anus.
Absorption: In the large intestine water and electrolytes are reabsorbed and
vitamins are absorbed.
Defecation: Feces travel to the rectum where it is excreted via the anus.
Question 6
pts
Note: Essay answers must clearly be in your own
3: 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.
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
9: Appendix
10: Rectum
3: Stomach
, Portage Learning BIOD 151 Module 3 Exam Questions
4: Gallbladder
7: Jejunum (not small intestine)
9: Appendix (not large
intestine) 10: Rectum (not large
intestine)
Question 4
pts
A patient is experiencing vitamin toxicity. What type of vitamin would be
causing this toxicity? Explain your answer.
A. Water soluble vitamin
B. Fat soluble vitamin
C. All of the
above Your
Answer:
Fat soluble vitamin. These vitamins are stored within the body's fat stores
making it harder for the body to rid itself of them. Therefore it can cause
vitamin toxicity.
B. Fat soluble vitamin.
Fat soluble vitamins are stored within the body’s fat stores making it harder for
the body to rid itself of them.
Question 5
pts
Explain which digestive system functions are carried out by the
large intestine. Your Answer:
Absorption: Water and electrolytes are reabsorbed and vitamins are
absorbed. Defecation ; Feces goes to the rectum then excreted va
anus.
Absorption: In the large intestine water and electrolytes are reabsorbed and
vitamins are absorbed.
Defecation: Feces travel to the rectum where it is excreted via the anus.
Question 6
pts
Note: Essay answers must clearly be in your own
