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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Bacteria have flourished on the earth for over three billion years. They were the first life forms on the planet.
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Many medications that are used to treat infertility are injected subcutaneously. This is easy to do using the anterior abdomen as the site of injection but avoiding the area directly around the belly button.
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There are 60,000 miles of blood vessels in every adult human.
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The horizontal fraction bar was introduced by the Arabs.
Diplacodes trivialis (male)
Female Breast Lymphatic Drainage
Procedures and Diagnostic Tests Related to the Female Reproductive System