Do you know that:
1: Number of bones: 206 2: Number of muscles: 639 3: Number of kidneys: 2 4: Number of milk teeth: 20 5: Number of ribs: 24 (12 pair) 6: Heart chamber number: 4 7: Largest artery: Aorta 8: Normal blood pressure: 120/80 Mmhg 9: Blood Ph: 7.4 10: Number of vertebrae in spinal column: 33 11: Number of vertebrae in the neck: 7 12: Number of bones in middle ear: 6 13: Number of bones in face: 14 14: Number of bones in skull: 22 15: Number of bones in chest: 25 16: Number of bones in arms: 6 17: Number of muscles in the human arm: 72 18: Number of pumps in the heart: 2 19: Largest organ: Skin 20: Largest gland: Liver 21: Largest cell: female ovum 22: Smallest cell: Sperm 23: Smallest bone: Stapes middle ear 24: First transplanted organ: Kidney 25: Average length of small intestine: 7m 26: Average length of large intestine: 1.5 m 27: Average weight of newborn baby: 3 kg 28: Pulse rate in one minute: 72 times 29: Normal body temperature: 37 C ° (98.4 f °) 30: Average blood volume: 4 to 5 LITE