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Portage Learning
Digestive System Answered Exam
Questions
Course: BIOL101
ESSENTIAL BIOLOGY I W/LAB
, Answer the following two questions:
1. Explain why someone who has hypergastrinemia (excessive secretion of gastrin) might develop
gastric/stomach ulcers.
Gastrin stimulates the secretions of pepsinogens and hydrochloric acid. Excess amounts would lead
to erosion of the stomach lining.
2. Fill in the four blanks:
Food enters the stomach from the
esophagus
via the
cardioesophageal sphincter (or lower esophageal sphincter/ LES)
sphincter.
Food exits the stomach via the
pyloric
sphincter into the
small intestine (or duodenum)
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.
3:
Portage Learning
Digestive System Answered Exam
Questions
Course: BIOL101
ESSENTIAL BIOLOGY I W/LAB
, Answer the following two questions:
1. Explain why someone who has hypergastrinemia (excessive secretion of gastrin) might develop
gastric/stomach ulcers.
Gastrin stimulates the secretions of pepsinogens and hydrochloric acid. Excess amounts would lead
to erosion of the stomach lining.
2. Fill in the four blanks:
Food enters the stomach from the
esophagus
via the
cardioesophageal sphincter (or lower esophageal sphincter/ LES)
sphincter.
Food exits the stomach via the
pyloric
sphincter into the
small intestine (or duodenum)
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.
3:
