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Did you know?

Elderly adults are living longer, and causes of death are shifting. At the same time, autopsy rates are at or near their lowest in history.

Did you know?

Looking at the sun may not only cause headache and distort your vision temporarily, but it can also cause permanent eye damage. Any exposure to sunlight adds to the cumulative effects of ultraviolet (UV) radiation on your eyes. UV exposure has been linked to eye disorders such as macular degeneration, solar retinitis, and corneal dystrophies.

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The training of an anesthesiologist typically requires four years of college, 4 years of medical school, 1 year of internship, and 3 years of residency.

Did you know?

Though methadone is often used to treat dependency on other opioids, the drug itself can be abused. Crushing or snorting methadone can achieve the opiate "rush" desired by addicts. Improper use such as these can lead to a dangerous dependency on methadone. This drug now accounts for nearly one-third of opioid-related deaths.

Did you know?

About 60% of newborn infants in the United States are jaundiced; that is, they look yellow. Kernicterus is a form of brain damage caused by excessive jaundice. When babies begin to be affected by excessive jaundice and begin to have brain damage, they become excessively lethargic.

Water-conducting cells of the xylem. Water-conducting cells of the xylem.
Effect of extracellular osmolarity on water movement across a plasma membrane Effect of extracellular osmolarity on water movement across a plasma membrane
Polarity of Water Polarity of Water
Cold, dense water accumulates around the Arctic and Antarctic Cold, dense water accumulates around the Arctic and Antarctic
The annual pattern of rings changes with ocean temperature and coral health The annual pattern of rings changes with ocean temperature and coral health
The Ocean’s Layers The Ocean’s Layers
Video: Chemical Messengers Animation

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