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Did you know?

Sperm cells are so tiny that 400 to 500 million (400,000,000–500,000,000) of them fit onto 1 tsp.

Did you know?

There are more sensory neurons in the tongue than in any other part of the body.

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Despite claims by manufacturers, the supplement known as Ginkgo biloba was shown in a study of more than 3,000 participants to be ineffective in reducing development of dementia and Alzheimer’s disease in older people.

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Children of people with alcoholism are more inclined to drink alcohol or use hard drugs. In fact, they are 400 times more likely to use hard drugs than those who do not have a family history of alcohol addiction.

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Complications of influenza include: bacterial pneumonia, ear and sinus infections, dehydration, and worsening of chronic conditions such as asthma, congestive heart failure, or diabetes.

Open, or compound The fracture projects through the skin and there is a possibility of infection or Open, or compound The fracture projects through the skin and there is a possibility of infection or
Mastocytosis of skin Mastocytosis of skin
Jaundice. Photograph of an individual with liver disease, evidenced by the yellowing of the sclera o Jaundice. Photograph of an individual with liver disease, evidenced by the yellowing of the sclera o
Allergy skin testing. Allergy skin testing.
Skin graft. Skin graft.
The Mantoux tuberculin skin test. Positive reaction. The Mantoux tuberculin skin test. Positive reaction.
Video: Neurotransmission at chemical synapses & Excitory and inhibitory potentials

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