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Nasal hair. Nasal hair or nose hair is the hair in the human nose. Adult humans have hair in the nostrils. Nasal hair functions include filtering foreign particles from entering the nasal cavity, and collecting moisture. [ 1] In support of the first function, the results of a 2011 study indicated that increased nasal hair density decreases the ...
Nasal cavity. The nasal cavity is a large, air-filled space above and behind the nose in the middle of the face. The nasal septum divides the cavity into two cavities, [ 1] also known as fossae. [ 2] Each cavity is the continuation of one of the two nostrils. The nasal cavity is the uppermost part of the respiratory system and provides the ...
The human nose is the first organ of the respiratory system. It is also the principal organ in the olfactory system. The shape of the nose is determined by the nasal bones and the nasal cartilages, including the nasal septum, which separates the nostrils and divides the nasal cavity into two. The nose has an important function in breathing.
Nazism. The German Nazi Party adopted and developed several racist scientific racial hierarchical categorizations as an important part of its fascist ideology ( Nazism) in order to justify enslavement, Ethnic extermination, ethnic persecution and others atrocities against ethnicities which it deemed genetically or culturally inferior.
The nasal septum contains bone and hyaline cartilage. [ 3] It is normally about 2 mm thick. [ 4] The nasal septum is composed of four structures: Maxillary bone (the crest) Perpendicular plate of ethmoid bone. Septal nasal cartilage (ie, quandrangular cartilage) Vomer bone. The lowest part of the septum is a narrow strip of bone that projects ...
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A variety of human hair colors; from top left, clockwise: black, brown, blonde, white, red. Human hair color is the pigmentation of human hair follicles and shafts due to two types of melanin: eumelanin and pheomelanin. Generally, the more melanin present, the darker the hair. Its tone depends on the ratio of black or brown eumelanin to yellow ...
Health and appearance of Michael Jackson. Michael Jackson in 1977 at age 18 (left) and 1997 at age 38 (right) Michael Jackson was an American entertainer who spent over four decades in the public eye, first as a child star with the Jackson 5 and later as a solo artist. From the mid-1980s, Jackson's appearance began to change dramatically.