Search results
Results from the WOW.Com Content Network
About 20,000 protein-coding genes are expressed in human cells and nearly 70% of these genes are expressed in the normal stomach. [ 25 ] [ 26 ] Just over 150 of these genes are more specifically expressed in the stomach compared to other organs, with only some 20 genes being highly specific.
The human gastrointestinal tract consists of the esophagus, stomach, and intestines, and is divided into the upper and lower gastrointestinal tracts. [3] The GI tract includes all structures between the mouth and the anus , [ 4 ] forming a continuous passageway that includes the main organs of digestion, namely, the stomach , small intestine ...
The human digestive system consists of the gastrointestinal tract plus the accessory organs of digestion (the tongue, salivary glands, pancreas, liver, and gallbladder). Digestion involves the breakdown of food into smaller and smaller components, until they can be absorbed and assimilated into the body.
The human stomach is stretchy. If you cram food and drink into it, it will expand to a maximum volume of two to four liters—the equivalent of one or two 2-liter bottles of soda.
The analogous gross morphologies of a human and an ant. In the worker ant, the abdomen consists of the propodeum fused to the thorax and the metasoma, itself divided into the narrow petiole and bulbous gaster. In insects, the abdomen contains the insect's digestive tract and reproductive organs. It consists of eleven segments in most orders of ...
Human proportions marked out in an illustration from a 20th-century anatomy text-book. Hermann Braus, 1921 Drawing of a human male, showing the order of measurement in preparation for a figurative art work (Lantéri, 1903) [1] It is usually important in figure drawing to draw the human figure in proportion.
For premium support please call: 800-290-4726 more ways to reach us
Upper and lower human gastrointestinal tract. The esophagus (American English), oesophagus (British English), or œsophagus (archaic spelling) (see spelling difference) all / iː ˈ s ɒ f ə ɡ ə s, ɪ-/; [1] pl.: ((o)e)(œ)sophagi or ((o)e)(œ)sophaguses), colloquially known also as the food pipe, food tube, or gullet, is an organ in vertebrates through which food passes, aided by ...