There are more sensory neurons in the tongue than in any other part of the body.
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HIV testing reach is still limited. An estimated 40% of people with HIV (more than 14 million) remain undiagnosed and do not know their infection status.
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Essential fatty acids have been shown to be effective against ulcers, asthma, dental cavities, and skin disorders such as acne.
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On average, the stomach produces 2 L of hydrochloric acid per day.
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About 600,000 particles of skin are shed every hour by each human. If you live to age 70 years, you have shed 105 pounds of dead skin.
Cellular locations of pattern recognition molecules of the innate immune system
The skeletal system of a modern horse
The digestive system.
anterior skeletal
Schematic of a typical electronic throttle control (ETC) system. Note that terminal #5 is always ...