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Did you know?

There are 60,000 miles of blood vessels in every adult human.

Did you know?

It is widely believed that giving a daily oral dose of aspirin to heart attack patients improves their chances of survival because the aspirin blocks the formation of new blood clots.

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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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Patients who cannot swallow may receive nutrition via a parenteral route—usually, a catheter is inserted through the chest into a large vein going into the heart.

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It is difficult to obtain enough calcium without consuming milk or other dairy foods.

The degree of cerebral cortex folding in different mammalian species. The brains are not shown to sc The degree of cerebral cortex folding in different mammalian species. The brains are not shown to sc
Speckled wood aegeria sub-species, Algendar gorge, Minorca Speckled wood aegeria sub-species, Algendar gorge, Minorca
The skull of Sahelanthropus tchadensis is argued to be the earliest of the hominins and one of only The skull of Sahelanthropus tchadensis is argued to be the earliest of the hominins and one of only
r, k-selected species r, k-selected species
Phylogenetic relationships among Hawaiian Drosophila species Phylogenetic relationships among Hawaiian Drosophila species
Video: EpiPen Animation (Part 2)

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