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 one in three babies in the United States is now delivered by cesarean section. The number of cesarean sections in the United States has risen 46% since 1996.
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The calories found in one piece of cherry cheesecake could light a 60-watt light bulb for 1.5 hours.
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The immune system needs 9.5 hours of sleep in total darkness to recharge completely.
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The average adult has about 21 square feet of skin.
Systême silurien du centre de la Bohême / par Joachim Barrande
Iliopsoas Muscle Test
Changes in Blood Test Values with Acute Myocardial Infarction
A technician-made adapter used to test exhaust system back pressure.
Induration measurement in a tuberculin skin test, a type IV hypersensitivity.
Many hunger-relief programs work to provide food aid to needy nations