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Did you know?

Cancer has been around as long as humankind, but only in the second half of the twentieth century did the number of cancer cases explode.

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Warfarin was developed as a consequence of the study of a strange bleeding disorder that suddenly occurred in cattle on the northern prairies of the United States in the early 1900s.

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Though the United States has largely rejected the metric system, it is used for currency, as in 100 pennies = 1 dollar. Previously, the British currency system was used, with measurements such as 12 pence to the shilling, and 20 shillings to the pound.

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Vital signs (blood pressure, temperature, pulse rate, respiration rate) should be taken before any drug administration. Patients should be informed not to use tobacco or caffeine at least 30 minutes before their appointment.

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The average office desk has 400 times more bacteria on it than a toilet.

Cellular movements caused by the actions of flagella and cilia Cellular movements caused by the actions of flagella and cilia
Termination stage of translation in bacteria Termination stage of translation in bacteria
Gram-positive and Gram-negative bacteria. Gram-positive and Gram-negative bacteria.
Pneumonia. This common lung inflammation may be caused by bacteria, viruses, or fungi and is often d Pneumonia. This common lung inflammation may be caused by bacteria, viruses, or fungi and is often d
Results of the serial dilution technique and subsequent culture of bacteria Results of the serial dilution technique and subsequent culture of bacteria
A sampling of bacterial diversity. Most bacteria do not cause disease. A sampling of bacterial diversity. Most bacteria do not cause disease.
Video: Introduction to Autism

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