The food that you eat gives you not only the required energy and nutrients to the body but also is used for cell growth. The human digestive system is the collective name used to describe the alimentary. There are 6 main functions of the human digestive system process. Components of this tube, the various organs of the system, are specialized to perform particular functions. Therefore it need a free signup process to obtain the book. Relate structure of the system to some of its functions. Accessory organs digestive organs outside of canal. The article provides an overview of the digestive system, with a brief description of the body part components from the top the mouth to the bottom the anus. The food that you eat gives you not only the required energy and nutrients to the body but also is used for cell growth and repair.
Ductile cells produce sodium bicarbonate which helps neutralize the acidic gastric contents. Human digestive system includes gastrointestinal tract and other accessory parts like the liver, intestines, glands, mouth, stomach, gallbladder. The food we take in is digested and utilized by our body, and the unused parts of the food are defecated. Welcome,you are looking at books for reading, the digestive system, you will able to read or download in pdf or epub books and notice some of author may have lock the live reading for some of country.
The human digestive system organs, functions and diagram. Gi tract is a continuous tube extending through the ventral cavity from the mouth to the anus it consists of the mouth, oral cavity, oropharynx, esophagus, stomach, small intestine, large intestine, rectum, and anus. We should warn you that there are two serious misconceptions that you may get from this book. The digestive system includes the alimentary canal or gastrointestinal tract, a tubular. The human digestive system national geographic kids. Together, a combination of nerves, hormones, bacteria, blood, and the organs of the digestive system. Actually everything in the body is in a constant state of movement and change. People are probably more aware of their digestive system. Some terms used to describe the relative positions of body parts are used repeatedly. Digestive system parts and functions free download as word doc. Organs of the digestive system are divided into 2 main group.
Ingestion, motility, secretion, digestion, absorption, excretion. Human digestive system parts, functions and organs toppr. You can download human digestive system cheat sheet pdf by clicking on the. The digestive system, also known as the gastrointestinal tract, is made up of the mouth, esophagus, stomach, small intestine, large intestine, rectum and the anus. Organs of the digestive system are divided into 2 main. Digestion is necessary for breaking down food particles into nutrients that are used by the body as an energy source, cell repair, and growth. Digestion and absorption are the two main functions of the digestive system. Parts of the nervous and circulatory systems also play roles in the digestive process.
One misconception is that any part of the human body exists in a static state. The mouth, stomach, intestines, gallbladder, pancreas and more play important roles in digesting food and eliminating waste. The digestive system of the human body is the sum of the gastrointestinal tract git. Your digestive system is uniquely constructed to perform its specialized function of turning food into the energy you need to survive and packaging the residue for waste disposal. Defecation is the elimination of indigestible residues from the gi tract via the anus in the form of feces. If it available for your country it will shown as book reader and user fully subscribe will benefit by having full. Bacteria in the gi tract, also called gut lora or microbiome, help with digestion. The digestive system is a series of organs that convert food into nutrients that can be used up by the body. It takes around 24 hours for your dinner to wind its way through the ninemetrelong digestive tract. The human digestive system it takes around 24 hours for your dinner to wind its way through the ninemetrelong digestive tract. Acinar cells of the exocrine pancreas produce a variety of digestive enzymes to break down food substances into smaller absorbable molecules.1230 1314 621 1092 171 1157 934 886 920 230 1174 370 644 201 769 837 1450 717 1293 1391 298 1158 131 686 758 942 907 692 59 979 51 21 833 1246 161 690 1431 1136 1085 1316 764 122 886 396