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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?

Automated pill dispensing systems have alarms to alert patients when the correct dosing time has arrived. Most systems work with many varieties of medications, so patients who are taking a variety of drugs can still be in control of their dose regimen.

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The human body's pharmacokinetics are quite varied. Our hair holds onto drugs longer than our urine, blood, or saliva. For example, alcohol can be detected in the hair for up to 90 days after it was consumed. The same is true for marijuana, cocaine, ecstasy, heroin, methamphetamine, and nicotine.

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Human neurons are so small that they require a microscope in order to be seen. However, some neurons can be up to 3 feet long, such as those that extend from the spinal cord to the toes.

Did you know?

Approximately 15–25% of recognized pregnancies end in miscarriage. However, many miscarriages often occur before a woman even knows she is pregnant.

Potential applications of embryonic and tissue specific adult stem cell in cellular and gene theraph Potential applications of embryonic and tissue specific adult stem cell in cellular and gene theraph
Incomplete Dominance in Sickle-Cell Inheritance Incomplete Dominance in Sickle-Cell Inheritance
Interaction between a CD8+ T cell and its target. Interaction between a CD8+ T cell and its target.
An antigen-presenting dendritic cell (blue) interacting with a T cell (yellow) An antigen-presenting dendritic cell (blue) interacting with a T cell (yellow)
Major cell cycle checkpoints Major cell cycle checkpoints
Video: Brain Anatomy Animation (Part 2 of 2)

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