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Did you know?
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?
By definition, when a medication is administered intravenously, its bioavailability is 100%.
Did you know?
Patients who have been on total parenteral nutrition for more than a few days may need to have foods gradually reintroduced to give the digestive tract time to start working again.
Did you know?
The effects of organophosphate poisoning are referred to by using the abbreviations “SLUD” or “SLUDGE,” It stands for: salivation, lacrimation, urination, defecation, GI upset, and emesis.
Did you know?
The familiar sounds of your heart are made by the heart's valves as they open and close.
![The planes of the body. The sagittal plane is vertical from front to back, the frontal plane is vert](https://biology-forums.com/gallery/47/medium_14755_16_09_12_5_52_13_87461411.jpeg)
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