The average adult has about 21 square feet of skin.
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Blood in the urine can be a sign of a kidney stone, glomerulonephritis, or other kidney problems.
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By definition, when a medication is administered intravenously, its bioavailability is 100%.
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Only 12 hours after an egg cell is fertilized by a sperm cell, the egg cell starts to divide. As it continues to divide, it moves along the fallopian tube toward the uterus at about 1 inch per day.
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When blood is exposed to air, it clots. Heparin allows the blood to come in direct contact with air without clotting.
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Saturn’s Ring System
Interrelationships of the integumentary system with other body systems
integumentary system
A chemical reaction is run in which 447 Joules of work is done by the system and
Insect tracheal system. Chitin rings reinforce branching, air-filled tubes in such respiratory syste