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Did you know?

Street names for barbiturates include reds, red devils, yellow jackets, blue heavens, Christmas trees, and rainbows. They are commonly referred to as downers.

Did you know?

To combat osteoporosis, changes in lifestyle and diet are recommended. At-risk patients should include 1,200 to 1,500 mg of calcium daily either via dietary means or with supplements.

Did you know?

Most fungi that pathogenically affect humans live in soil. If a person is not healthy, has an open wound, or is immunocompromised, a fungal infection can be very aggressive.

Did you know?

Human stomach acid is strong enough to dissolve small pieces of metal such as razor blades or staples.

Did you know?

Aspirin is the most widely used drug in the world. It has even been recognized as such by the Guinness Book of World Records.

Photograph illustrating the development of an embryo. Photograph illustrating the development of an embryo.
five week embryo five week embryo
Leonardo da Vinci, Embryo in the Womb. Leonardo da Vinci, Embryo in the Womb.
Embryo and fetal development during weeks 1–25 of gestation. Embryo and fetal development during weeks 1–25 of gestation.
Development of the Eyes and Ears: External View - 28 days Embryo Development of the Eyes and Ears: External View - 28 days Embryo
Visualization of gap gene expression in a Drosophila embryo Visualization of gap gene expression in a Drosophila embryo
Video: Lipid digestion - mouth, stomach and small intestine

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