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  2. Neoteny - Wikipedia

    en.wikipedia.org/wiki/Neoteny

    These neotenic changes may have been brought about by sexual selection in human evolution. In turn, they may have permitted the development of human capacities such as emotional communication. Some evolutionary theorists have proposed that neoteny was a key feature in human evolution. [22] J. B. S. Haldane states a "major evolutionary trend in ...

  3. Neoteny in humans - Wikipedia

    en.wikipedia.org/wiki/Neoteny_in_humans

    The emphasis on learned, rather than inherited, behavior requires the human brain to remain receptive much longer. These neotenic changes may have disparate roots. Some may have been brought about by sexual selection in human evolution. In turn, they may have permitted the development of human capacities such as emotional communication.

  4. Neck mass - Wikipedia

    en.wikipedia.org/wiki/Neck_mass

    A neck mass or neck lump is an ambiguous mass found in the neck area. There are many different possible causes, [1] including head and neck cancer [2] and congenital conditions like branchial anomalies and thyroglossal duct cysts. [3]

  5. Man, 57, dismissed a growing lump on his neck. It was a sign ...

    www.aol.com/news/man-57-dismissed-growing-lump...

    HPV-related head and neck cancers also do not have a lot of signs associated with them. “The most common symptom people have is a neck mass or a lump on the side of the neck,” he says. Other ...

  6. Human head - Wikipedia

    en.wikipedia.org/wiki/Human_head

    There have been odd incidences where human beings have abnormally small or large heads. The Zika virus was responsible for underdeveloped heads in the early 2000s. The face is the anterior part of the head, containing the eyes, nose, and mouth. On either side of the mouth, the cheeks provide a fleshy border to the oral cavity. The ears sit to ...

  7. Frontonasal dysplasia - Wikipedia

    en.wikipedia.org/wiki/Frontonasal_dysplasia

    Frontonasal dysplasia (FND) is a congenital malformation of the midface. [1] For the diagnosis of FND, a patient should present at least two of the following characteristics: hypertelorism (an increased distance between the eyes), a wide nasal root, vertical midline cleft of the nose and/or upper lip, cleft of the wings of the nose, malformed nasal tip, encephalocele (an opening of the skull ...

  8. Seckel syndrome - Wikipedia

    en.wikipedia.org/wiki/Seckel_syndrome

    It is characterized by intrauterine growth restriction and postnatal dwarfism with a small head, narrow bird-like face with a beak-like nose, large eyes with down-slanting palpebral fissures, [3] receding mandible and intellectual disability. A mouse model has been developed. [4] This mouse model is characterized by a severe deficiency of ATR ...

  9. Neanderthal - Wikipedia

    en.wikipedia.org/wiki/Neanderthal

    A modern human (left) and Neanderthal (right) skeleton at the American Museum of Natural History. Neanderthals were short and stocky. Average male body mass index would have been 26.9–28.2 (overweight) using a size of 164 to 168 cm (5 ft 5 in to 5 ft 6 in) and 76 kg (168 lb).