Introduction The appendix is the beginning of the colon, which begins blindly in the right lower abdomen. The appendix is quite short in humans and measures only about 10 cm. At its side the small intestine and the large intestine are connected. The blind end merges into a narrow tail-shaped extension, the so-called appendix. This … Function of the appendix
Why do we still have an appendix today? As explained in the previous section, the appendix is a remnant of evolution and has hardly any function for humans today. Due to its dietary habits, humans are not dependent on the digestive capacity of fibre-rich plant food and they can manage without the contribution of the … Why do we still have an appendix today? | Function of the appendix
Introduction The stomach (ventricle, gastrectum) is a tubular, muscular hollow organ that serves to store, crush and homogenize the ingested food. The capacity of the stomach in adults is usually between 1200 and 1600 ml, although the external shape of the stomach can vary greatly. Through the oesophagus, food mixed with saliva passes from the … Tasks of the stomach
The task of gastric acid In the fundus and corpus area of the stomach, the cells of the stomach mucosa secrete hydrochloric acid (HCl), which is the main component of gastric juice. Here, the hydrochloric acid reaches a concentration of up to 150 mM, which allows the pH value to drop locally to values below … The task of gastric acid | Tasks of the stomach
Tasks of the stomach mucosa The surface of the stomach mucosa is greatly enlarged by numerous crypts (stomach glands). Within these glands there are different types of cells which together produce the gastric juice. The so-called main cells are located at the base of the glands. These are basophilic cells with apical secretion granules containing … Tasks of the stomach mucosa | Tasks of the stomach
