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In human anatomy, the mouth is the first portion of the alimentary canal that receives food and produces saliva. [2] The oral mucosa is the mucous membrane epithelium lining the inside of the mouth. In addition to its primary role as the beginning of the digestive system, the mouth also plays a significant role in communication.
Human penis. In human anatomy, the penis ( / ˈpiːnɪs /; pl.: penises or penes; from the Latin pēnis, initially "tail" [1]) is an external male sex organ ( intromittent organ) that additionally serves as the urinary duct. The main parts are the root, body, the epithelium of the penis including the shaft skin, and the foreskin covering the glans.
An aquiline nose (also called a Roman nose) is a human nose with a prominent bridge, giving it the appearance of being curved or slightly bent. The word aquiline comes from the Latin word aquilinus ("eagle-like"), an allusion to the curved beak of an eagle.
The liver, viewed from above, showing the left and right lobes separated by the falciform ligament. The liver is a dark reddish brown, wedge-shaped organ with two lobes of unequal size and shape. A human liver normally weighs approximately 1.5 kilograms (3.3 pounds) [9] and has a width of about 15 centimetres (6 inches). [10]
Demodex folliculorum is a microscopic mite that can survive only on the skin of humans. [2] [3] Most people have D. folliculorum on their skin. Usually, the mites do not cause any harm, so are considered an example of commensalism rather than parasitism; [4] but they can cause disease, known as demodicosis. [5]
Starship Human Landing System (HLS) is a planned crewed lunar lander variant of the Starship vehicle that would be modified for landing, operation, and takeoff from the lunar surface. HLS features landing legs, a body-mounted solar array , [43] a set of thrusters mounted mid-body to assist with final landing and takeoff, [43] two airlocks , [42 ...
Big Nose George. George Parrott (March 20, 1834 – March 22, 1881) [1] also known as Big Nose George, Big Beak Parrott, George Manuse, and George Warden, was a cattle rustler and highwayman in the American Wild West in the late 19th century. [2] His skin was made into a pair of shoes after his lynching and part of his skull was used as an ashtray.
In a typical mammalian body such as the human body, the external body orifices are: The nostrils, for breathing and the associated sense of smell. The mouth, for eating, drinking, breathing, and vocalizations such as speech. The ear canals, for the sense of hearing. The nasolacrimal ducts, to carry tears from the lacrimal sac into the nasal cavity.