In his article in the The FASEB Journal, he proposes that the umbilicus, together with the surrounding skin area, is an honest signal of individual vigor. Aki Sinkkonen at the University of Helsinki in Finland thinks that the navel may be an indicator of mating potential in fertile women. The navel is rarely the focus in contemporary art and literature. The navel is the center of the circle enclosing the spread-eagle figure in Leonardo da Vinci's Vitruvian Man drawing. The umbilicus is used to visually separate the abdomen into quadrants. During pregnancy, the uterus presses the navel of the pregnant woman outward it usually retracts again after birth. The umbilicus forms a visible depression on the skin of the abdomen, and the underlying abdominal muscle layers also present a concavity thinness at this point contributes to a relative structural weakness, making it susceptible to hernia. The umbilicus itself typically lies at a vertical level corresponding to the junction between the 元 and L4 vertebrae, with a normal variation among people between the 元 and L5 vertebrae. The skin around the waist at the level of the umbilicus is supplied by the tenth thoracic spinal nerve (T10 dermatome). Contents 1 Human anatomy 1.1 Innies and outies, 1.2 Loss of the navel, 1.3 Erogenous zone, 1.4 Bacteria,, 2 Philosophical, 3 Alternative medicine 3.1 Indian medicine, 3.2 Sri Lankan medicine, 3.3 Russian medicine, 3.4 Chinese medicine,, 4 World cultures 4.1 Western culture 4.1.1 Taboo and censorship, 4.1.2 Fashion, 4.1.3 20th century music,, 4.2 Indian culture 4.2.1 Ancient times, 4.2.2 Recent times, 4.2.3 Indian cinema,, 4.3 Mediterranean, Hebrew and Middle Eastern culture, 4.4 Japanese culture 4.4.1 Early times, 4.4.2 Modern times,, 4.5 Sri Lankan culture 4.5.1 Ancient times, 4.5.2 Recent times,, 4.6 Indonesian culture, 4.7 Malaysia, 4.8 Korea,, 5 See also, 6 References, Human anatomy: See also: umbilical vein and umbilical artery The umbilicus is a prominent mark on the abdomen, with its position being relatively consistent amongst humans. Other animals' navels tend to be smoother and flatter, often nothing more than a thin line, and are often obscured by fur. All placental mammals have a navel, and it is quite conspicuous in humans. (January 2013) Navel Male human navel Female human navel Latin Umbilicus The navel (clinically known as the umbilicus, colloquially known as the belly button, umbilical dip or tummy button) is a scar on the abdomen at the attachment site of the umbilical cord.

Unreliable citations may be challenged or deleted. Please help this article by looking for better, more reliable sources, or by checking whether the references meet the criteria for reliable sources. Some or all of this article's listed sources may not be reliable.

For other uses, see Belly button (disambiguation).

For other uses, see Navel (disambiguation).

Old malayalam movie s erotic stills