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Did you know?

The first-known contraceptive was crocodile dung, used in Egypt in 2000 BC. Condoms were also reportedly used, made of animal bladders or intestines.

Did you know?

The B-complex vitamins and vitamin C are not stored in the body and must be replaced each day.

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Egg cells are about the size of a grain of sand. They are formed inside of a female's ovaries before she is even born.

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Your heart beats over 36 million times a year.

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Bacteria have been found alive in a lake buried one half mile under ice in Antarctica.

The meninges from the outside in: dura mater, arachnoid, and pia mater. Also showing the subarachnoi The meninges from the outside in: dura mater, arachnoid, and pia mater. Also showing the subarachnoi
Space Space
Human Memorabilia in Space Human Memorabilia in Space
Use strong leg muscles, keeping back straight, when lifting. Use strong leg muscles, keeping back straight, when lifting.
Good body mechanics when facing the head or foot of the table. A. Head and back in alignment. B. ... Good body mechanics when facing the head or foot of the table. A. Head and back in alignment. B. ...
Hot stones used to massage the back Hot stones used to massage the back
Video: What are Taste Receptors? How Does it Work? Animation

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