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Prognathism is a positional relationship of the mandible or maxilla to the skeletal base where either of the jaws protrudes beyond a predetermined imaginary line in the coronal plane of the skull.
A cleft chin is an inherited trait in humans and can be influenced by many factors. The cleft chin is also a classic example of variable penetrance [20] with environmental factors or a modifier gene possibly affecting the phenotypical expression of the actual genotype. Cleft chins can be presented in a child when neither parent presents a cleft ...
Amarna art is characterized by a sense of movement and activity in images, with figures having raised heads, many figures overlapping and many scenes busy and crowded. The human body is portrayed differently; figures, always shown in profile on reliefs, are slender, swaying, with exaggerated extremities. In particular, depictions of Akhenaten ...
The Neanderthal chin and forehead sloped backwards and the nose region protruded forward more than in modern humans. The common shapes of the nose are not known but it was more protrusive and large than modern humans especially in the passageways, so Neanderthals could use energy much more efficiently than modern humans. [ 9 ]
Qafzeh 9 has a high forehead, lack of occipital bun, a distinct chin, but a prognathic face. [32] Qafzeh 9 offers the earliest evidence of associated mandibular and dental pathological conditions (i.e. non-ossifying fibroma of the mandible, pre-eruptive intracoronal resorption and osteochondritis dissecans of the temporomandibular joint) among ...
Rep. Alexandria Ocasio-Cortez announced on Friday that she is jumping into the race to be the top Democrat on the influential House Oversight Committee.
Arnold Schwarzenegger looks just like Santa Claus on the set of his upcoming Christmas movie, "The Man with the Bag."
The simian shelf found in chimpanzees is not found in modern humans. It was found in a study that the human chin has no true purpose because the simian shelf in chimpanzees is to protect the jaw from the stress of eating and/or chewing. [7] The human speech mechanism also played a role in the evolution or disappearance of the simian shelf.