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								How many eggs are found in a female ovary?									 
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								1/4 of a million									 
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								Where does fertilization take place within the female reproductive tract?									 
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								The Fallopian Tube									 
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								What is the size of an egg right after fertilization?									 
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								Size of a grain of sand									 
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								What is the function of the cilated cells that line the Fallopian Tubes									 
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								Maintains constant gentle motions that moves the egg along									 
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								What is the size of the inside of the Fallopian Tube?									 
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								2x the thickness of a human hair									 
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								How long does it take the egg to travel the length of the tube?									 
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								3-4 days									 
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								How long does the egg have to join with the sperm after ovulation?									 
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								24 hours									 
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								How many people are born in the world each year?									 
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								128 Million									 
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								Where are sperm stored?									 
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								Epidymus 									 
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								How long is the urethra in males?									 
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								7-8 inches									 
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								What prevents urination during sexual arousal in males?									 
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								A valve (possibly called the Internal Urethral Sphincter)									 
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								What is the total length of the seminiferous tubules in the testes?									 
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								700 feet									 
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								How many sperm are produced in a 24 hour period?									 
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								100 Million									 
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								When are sperm most efficiently produced?									 
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								Several degrees below normal body temperature.									 
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								How many sperm does the average man produce in his reproductive lifetime?									 
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								400 Billion									 
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