What are the 4 process of digestion?
In the digestive process, there are four steps: intake, mechanical and chemical degradation of food, absorption of nutrients, and removal of indigestible food.
What happen during digestion?
The digestive system converts the foods we eat into their simplest forms, like glucose (sugars), amino acids (that make up protein) or fatty acids (that make up fats). The broken-down food is then absorbed into the bloodstream from the small intestine and the nutrients are carried to each cell in the body.
What are the 7 steps of digestive?
The digestive processes are ingestion, propulsion, mechanical digestion, chemical digestion, absorption, and defecation.
What are the three types of digestion?
Chemical digestion uses enzymes to break down food.
- Mechanical digestion. Mechanical digestion begins in your mouth with chewing, then moves to churning in the stomach and segmentation in the small intestine.
- Chemical digestion.
- How they work together.
What are the 4 main functions of the stomach?
The core function of the human stomach is as an aid to diges- tion. The four key components of gastric digestive function are its function as a reservoir, acid secretion, enzyme secre- tion and its role in gastrointestinal motility.
Why is digestion important for our body?
Digestion is important for breaking down food into nutrients, which the body uses for energy, growth, and cell repair. Food and drink must be changed into smaller molecules of nutrients before the blood absorbs them and carries them to cells throughout the body.
What are the 5 major organs of the digestive system?
The hollow organs that make up the GI tract are the mouth, esophagus, stomach, small intestine, large intestine, and anus.
What are the 3 parts of the stomach?
Areas of the stomach
- The cardia is the first part of the stomach, which is connected to the esophagus.
- The fundus is the top, rounded area that lies to the left of the cardia.
- The body is the largest and main part of the stomach.
- The antrum is the lower part of the stomach.
What are the 2 types of digestion?
Digestion is a form of catabolism or breaking down of substances that involves two separate processes: mechanical digestion and chemical digestion.
What are the 6 main nutrients?
There are six basic nutrients: carbohydrates, proteins, fats, vitamins, minerals, and water. All of these are classified as essential. Your body requires essential nutrients to function properly. These nutrients must be obtained from the foods you eat; your body cannot make them on its own.