There are over 65,000 known species of protozoa. About 10,000 species are parasitic.
Did you know?
Your heart beats over 36 million times a year.
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More than 2,500 barbiturates have been synthesized. At the height of their popularity, about 50 were marketed for human use.
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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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Blood in the urine can be a sign of a kidney stone, glomerulonephritis, or other kidney problems.
The internal organization of cells, tissues, organs, and organ systems in a mammal.
Effects of Living in Total Darkness on Monoaminergic Systems
Sen lines in traditional Thai massage.
Frontal systems
Respiratory system, Urinary and Nervous systems
A systems biology model of human disease gene interactions