Digestive Homeostasis Worksheet
A Grade 10 Science worksheet focusing on digestive homeostasis, including the role of organs, hormones, and feedback mechanisms.
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Digestive Homeostasis Worksheet
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Read each question carefully and provide concise, accurate answers. Refer to your knowledge of the human digestive system and homeostatic mechanisms.
1. Which of the following best describes digestive homeostasis?
The process of food digestion and absorption.
Maintaining a stable internal environment within the digestive system.
The breakdown of complex molecules into simpler ones.
The transport of nutrients to body cells.
2. Which hormone is primarily responsible for stimulating the production of gastric acid in the stomach?
Insulin
Glucagon
Gastrin
Secretin
1. The pancreas produces which neutralizes the acidic chyme entering the small intestine.
2. When blood glucose levels are high, the pancreas releases to facilitate glucose uptake by cells.
1. Briefly explain the role of negative feedback in maintaining blood glucose homeostasis after a meal.
1. The liver plays a crucial role in detoxifying harmful substances absorbed from the digestive tract.
True
False
2. Peristalsis is the chemical breakdown of food in the digestive tract.
True
False
Observe the diagram of the human digestive system below and answer the question that follows.
1. Identify two organs shown in the diagram that are involved in the chemical digestion of carbohydrates and explain their respective roles.
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