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The umbilicus itself typically lies at a vertical level corresponding to the junction between the L3 and L4 vertebrae, [3] with a normal variation among people between the L3 and L5 vertebrae. [4] Parts of the adult navel include the "umbilical cord remnant" or "umbilical tip", which is the often protruding scar left by the detachment of the ...
The Vitruvian Man depicts a nude man facing forward and surrounded by a square, while superimposed on a circle. [2] The man is portrayed in different stances simultaneously: His arms are stretched above his shoulders and then perpendicular to them, while his legs are together and also spread out along the circle's base. [ 2 ]
An abdominal reflex is a superficial neurological reflex stimulated by stroking of the abdomen around the umbilicus. It can be helpful in determining the level of a central nervous system (CNS) lesion. Being a superficial reflex, it is polysynaptic (involving multiple connections between nerves). [1]
The Vitruvian Man is a drawing by Leonardo da Vinci that depicts the European ideal of a man. The figure is extremely muscular and focuses on the exterior of the body, what can be seen and felt. This was the standard of beauty of humans and continues to be the ideal body of European traditions. [16] There is no Vitruvian women. [16]
Leonardo studied human embryology with the help of anatomist Marcantonio della Torre and saw the fetus within a cadaver. [2] The first study, measuring 30.5×22 cm, shows the fetus in a breech position inside a dissected uterus.
An umbilical hernia is a health condition where the abdominal wall behind the navel is damaged. It may cause the navel to bulge outwards—the bulge consisting of abdominal fat from the greater omentum or occasionally parts of the small intestine.
A Tennessee man has a rare disorder that causes faces to appear distorted in shape, size, texture or color. To him, images show, they look demonic. Rare disorder causes man to see 'demonic' faces
A periumbilical mass is not always a Sister Mary Joseph nodule. Other conditions that can cause a palpable periumbilical mass include umbilical hernia, infection, and endometriosis. Medical imaging, such as abdominal ultrasound, may be used to distinguish a Sister Mary Joseph nodule from another kind of mass. [2]