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Did you know?

The first successful kidney transplant was performed in 1954 and occurred in Boston. A kidney from an identical twin was transplanted into his dying brother's body and was not rejected because it did not appear foreign to his body.

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About 100 new prescription or over-the-counter drugs come into the U.S. market every year.

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

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More than 2,500 barbiturates have been synthesized. At the height of their popularity, about 50 were marketed for human use.

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Ether was used widely for surgeries but became less popular because of its flammability and its tendency to cause vomiting. In England, it was quickly replaced by chloroform, but this agent caused many deaths and lost popularity.

Erythrocytes (red blood cells) moving through a capillary in single file. Erythrocytes (red blood cells) moving through a capillary in single file.
Flexion and extension of the elbow joint. Flexion and extension of the elbow joint.
Lactose Operon Summary Chart Lactose Operon Summary Chart
Determining the extent of a burn: (A) rule of nines (adults); (B) Lund-Browder chart (children). Determining the extent of a burn: (A) rule of nines (adults); (B) Lund-Browder chart (children).
Albedo Chart Albedo Chart
BMI Chart Weight Chart BMI Chart Weight Chart
Video: Hormonal feedback loop components

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