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.
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The ratio of hydrogen atoms to oxygen in water (H2O) is 2:1.
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Sperm cells are so tiny that 400 to 500 million (400,000,000–500,000,000) of them fit onto 1 tsp.
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Medication errors are more common among seriously ill patients than with those with minor conditions.
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The calories found in one piece of cherry cheesecake could light a 60-watt light bulb for 1.5 hours.
Tense laid back ear position indicating unhappiness. Mouth and lips are also tense, which may indica
Cervical plexus with position drawing
Anatomical position for carotid artery
Overallocation of Labor to Farming When Farmworkers Are Paid Their Average Product