Digestion and absorption: Human digestive system

Introduction The human eye and ear are the most vital organs of the human body. A person cannot see the natural beauty of the environment without the eye and can’t listen to the voice of the beautiful creatures on the earth without ears. So, in the elementary structure and function of the eye and ear, […]

The human digestive system is composed of a long muscular tube and many other accessory organs like those of the salivary glands, pancreas and gallbladder. All these glands are responsible for food ingestion, digestion, absorption of digestion products and then the elimination of undigested materials. Egestion explains the act or process of discharging the undigested

The human body’s life processes are amazing. They are not only self-contained, but they are also extremely intelligent, which makes them even more fascinating and lovely. Digestion is one of the most vital phases in ensuring our survival, which is why it is such an important aspect of our life. The waste product produced during

Introduction The small intestine absorbs the majority of the water in the gut contents. Most of the digested food is absorbed by the time these contents reach the end of the small intestine. Water makes up the rest of this substance. Some of these other substances are: Microorganisms (both living and dead) Cells from the

Earthworms are terrestrial invertebrates belonging to the annelid phylum. They have an in-tube tube body plan, are externally segmented with corresponding internal segmentation, and usually have bristles in every segment.  They are found all over the world as soil, water and temperature allow. Earthworms are commonly found in soil and eat a  variety of organic

Time can be defined as the dimension in which any system’s evolution takes place. Seconds, minutes, hours, days, weeks, months, and years are all units of measurement.  The following are some different methods to express time: Past: The occurrence of an event before the given point of time reference is defined as the past. The

Any condition which pertains to the digestive system or tract might be dubbed a digestive disorder.  Digestive diseases are fairly frequent in people. Our digestive tract comes in contact with numerous bacteria and other objects.  The organs of the digestive system are very critically structured to create enzymes and digest all the complicated food that

An organism’s harmful deviation from its ordinary anatomical or functional state is referred to as a disease. Disease is usually accompanied by specific signs and symptoms that are distinct from physical injury in their nature. A diseased organism frequently manifests signs or symptoms that indicate that it is in an abnormal state. As a result,

In humans, the gastrointestinal system begins at the mouth and continues through the oesophagus, stomach, and small and large intestines before ending at the colon. The gastrointestinal tract measures around 9 metres in length.There are numerous supporting organs, such as the liver, which assists in the digestion of food by secreting enzymes that are required

Introduction The gastrointestinal tract characterises the digestive system. It is a portal by which various nutrients enter our bodies. It plays an important role in maintaining the body. It starts in the mouth and ends in the anus.  It is composed of various organs and structures such as the oesophagus, stomach, small intestine, and large