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Did you know?
The average adult has about 21 square feet of skin.
Did you know?
Elderly adults are living longer, and causes of death are shifting. At the same time, autopsy rates are at or near their lowest in history.
Did you know?
Earwax has antimicrobial properties that reduce the viability of bacteria and fungus in the human ear.
Did you know?
Cyanide works by making the human body unable to use oxygen.
Did you know?
Once thought to have neurofibromatosis, Joseph Merrick (also known as "the elephant man") is now, in retrospect, thought by clinical experts to have had Proteus syndrome. This endocrine disease causes continued and abnormal growth of the bones, muscles, skin, and so on and can become completely debilitating with severe deformities occurring anywhere on the body.
![In a craniotomy, a portion of the skull and overlying scalp is pulled back to allow access to the br](https://biology-forums.com/gallery/47/medium_14755_07_10_12_3_19_34_9330731.jpeg)
![Allows access to the nut that has a stud plus other locations needing great depth, such as spark ...](https://biology-forums.com/gallery/29/medium_548020_25_05_17_2_36_12_294271339.png)