A Power Point Presentation of a Fun Quiz on the Human Body. Some of the facts and pics were taken from a forwarded email sent by a friend. Please download for some animated images.
38. Q 18 If a human adult’s digestive tract were stretched out, it would be 15 to 20 meters long.
39. If a human adult’s digestive tract were stretched out, it would be 6 to 9 meters long. Answer to Q 18 : FALSE
40. Q 19 The average healthy mouth produces about 100 ml (c.c.) of saliva each day.
41. The average healthy mouth produces about 600 ml (c.c.) of saliva each day. Answer to Q 19 : FALSE
42. Q 20 If all the arteries, veins and capillaries of the human circulatory system were laid end to end, the total length would be 60,000 miles or 100,000 km.