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Digestive System Practice Sheet
- What is the digestive system?
The digestive system is a complex network of organs that break down the food we eat into nutrients that our body can use. It is made up of the mouth, esophagus, stomach, small intestine, large intestine, rectum, and anus.
- What is the function of the digestive system?
The digestive system is responsible for breaking down the food we eat into smaller components that our body can use for energy, growth, and repair. It also helps to absorb nutrients and eliminate waste.
- What are the major organs of the digestive system?
The major organs of the digestive system include the mouth, esophagus, stomach, small intestine, large intestine, rectum, and anus.
- What is the process of digestion?
The process of digestion begins in the mouth with chewing and saliva breaking down our food. The food then passes through the esophagus into the stomach where it is further broken down. The small intestine absorbs the nutrients and passes them into the bloodstream. The large intestine absorbs water and passes the waste material out of the body through the rectum and anus.
- What are the different types of digestive enzymes?
There are several types of digestive enzymes, including amylase, lipase, protease, and cellulase. Amylase breaks down carbohydrates, lipase breaks down fats, protease breaks down proteins, and cellulase breaks down plant fibers.
- What is the role of the liver in digestion?
The liver produces bile, which helps to break down fats and absorb fat-soluble vitamins. The liver also helps to filter and remove toxins from the blood.
- What is the role of the pancreas in digestion?
The pancreas produces enzymes that help to break down carbohydrates, proteins, and fats. It also produces hormones that help regulate blood sugar levels.
- What are the different types of nutrients that are absorbed in the digestive system?
The digestive system absorbs carbohydrates, proteins, fats, vitamins, minerals, and water.
- What are the common digestive disorders?
Common digestive disorders include irritable bowel syndrome, gastroesophageal reflux disease, and Crohn's disease.