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H. Harris, publishing in the British Journal of Dermatology in 1947, wrote Native Americans have the least body hair, Han Chinese people and black people have little body hair, white people have more body hair than black people and Ainu have the most body hair. [18] Anthropologist Arnold Henry Savage Landor described the Ainu as having hairy ...
The stereocilia (hair cells) of the inner ear can become subjected to bending from loud noises. Because they are not regeneratable in humans, any major damage or loss of these hair cells leads to permanent hearing impairment and other hearing-related diseases. [2] Outer hair cells serve as acoustic amplifiers for stimulation of the inner hair ...
BLISTERS MIGHT NOT seem like a big deal—until you get one and remember how debilitating they can be. These painful skin lesions are caused by friction when your skin rubs against your shoes ...
The passive system works to stimulate the inner hair cells directly and works at levels above 40 dB. [4] At stimulation levels that prevent the excitation of the passive system, prolonged noise exposure results in a decrease in the loudness heard over time, even when the actual intensity of the noise has not changed. [2]
That peach fuzz on your face is called vellus hair, which also covers the body. The thicker, coarser, darker hair that comprises your eyebrows, eyelashes, head hair and other body hair is called ...
Keep your room cool and free of sound and light distractions If you can’t fall asleep after 20 minutes, get up and do a relaxing activity until you feel tired again If none of those help ...
The precedence effect or law of the first wavefront is a binaural psychoacoustical effect concerning sound reflection and the perception of echoes.When two versions of the same sound presented are separated by a sufficiently short time delay (below the listener's echo threshold), listeners perceive a single auditory event; its perceived spatial location is dominated by the location of the ...
Lupus, an autoimmune condition that can attack many areas of the body, may lead to hair loss by causing inflammation on the scalp and other hair follicles, causing hair, including eyebrows ...