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Coca-Cola originally used coca leaves and caffeine from the African kola nut. It was advertised as a therapeutic agent and "pickerupper." Eventually, its formulation was changed, and the coca leaves were removed because of the effects of regulation on cocaine-related products.

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Human neurons are so small that they require a microscope in order to be seen. However, some neurons can be up to 3 feet long, such as those that extend from the spinal cord to the toes.

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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.

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Amoebae are the simplest type of protozoans, and are characterized by a feeding and dividing trophozoite stage that moves by temporary extensions called pseudopodia or false feet.

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By definition, when a medication is administered intravenously, its bioavailability is 100%.

Hartmann Schedel, The Nuremberg Chronicle: View of Venice. Hartmann Schedel, The Nuremberg Chronicle: View of Venice.
Renzo Piano Building Workshop, Aerial view of Kansai International Airport, Osaka, Japan. Renzo Piano Building Workshop, Aerial view of Kansai International Airport, Osaka, Japan.
The driver information display on a Chevrolet Impala with a 5.3 liter V-8 equipped with active fuel ... The driver information display on a Chevrolet Impala with a 5.3 liter V-8 equipped with active fuel ...
A midline view of the posterior and anterior pituitary and surrounding structures. A midline view of the posterior and anterior pituitary and surrounding structures.
Common Abbreviations and Symbols Used by Massage Therapists Cont Common Abbreviations and Symbols Used by Massage Therapists Cont
Dermatomes of body, anterior view Dermatomes of body, anterior view
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