BIOD 151 MODUL 3 EXAM QUESTIONS WITH AND EXPLANATIONS PORTAGE LEARNING Complete And Study material 27pages LEARNEXAMS

M3: Exam- Requires Respondus LockDown Browser Question 1 5 / 5 pts Explain why someone who has hypergastrinemia (excessive secretion of gastrin) might develop gastric/stomach ulcers. Your Answer: Gastrin stimulates the secretion of pepsinogens and HCL. If it is excess amount 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 5 / 5 pts Explain in detail how the stomach contents enter the small intestine. Your Answer: There is the pyloric sphincter at the base of stomach. Therefore, this valve relaxes causing a small quantity of chime 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 contract and close the opening temporarily. After sphincter relaxes again and it allows more chime to enter. The pyloric sphincter (valve), located at the base of the stomach, relaxes causing a small quantity of chime to pass through the opening into the first part of the small intestine. This initiates a reflex that