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Did you know?

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.

Did you know?

The average adult has about 21 square feet of skin.

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The average older adult in the United States takes five prescription drugs per day. Half of these drugs contain a sedative. Alcohol should therefore be avoided by most senior citizens because of the dangerous interactions between alcohol and sedatives.

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

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Medications that are definitely not safe to take when breastfeeding include radioactive drugs, antimetabolites, some cancer (chemotherapy) agents, bromocriptine, ergotamine, methotrexate, and cyclosporine.

Single blood cell Single blood cell
Graph showing oral administration of a single-dose drug. The time of onset is 2 hours and the end of ... Graph showing oral administration of a single-dose drug. The time of onset is 2 hours and the end of ...
The RecA strand exchange reaction as shown from single-molecule studies The RecA strand exchange reaction as shown from single-molecule studies
The Definition of Intelligence The Definition of Intelligence
The Definition of Intelligence The Definition of Intelligence
The structural genes of the lac operon are transcribed into a single polycistronic mRNA The structural genes of the lac operon are transcribed into a single polycistronic mRNA
Video: Component of feedback systems & Communication and regulation of body systems

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