| 141. | 
Oesophagus/or food pipe, which is the passage for the food we eat to the
stomach, is approximately 25 cm long. |
| 142. |  A square
inch of skin consists of three yards of blood vessel. |
| 143. |  There
are about 13, 500,00 neurons in the human spinal cord. |
| 144. |  The
human tongue has 10,000 taste
buds. |
| 145. |  The
cells of taste buds are constantly being renewed, roughly on every ten hours.
|
| 146. |  An
average human head weighs about 8 pounds. |
| 147. |  Our eyes
are always the same size from birth, unlike our nose and ears. |
| 148. |  The
human body is composed of 80 percent of water. |
| 149. |  The
human eyeball is 24.5 mm long. |
| 150. |  The
total weight of skin in an average human adult is 61 pounds. |
| 151. |  Taste
buds are present inside the mouth and also at the roof of the mouth. |
| 152. |  The
human spinal cord is 45 cm long in men and 43 cm long in women. |
| 153. |  The
weight of human cerebellum is 150g. |
| 154. |  The
strongest muscles of the human body are masseters, which are present on either
side of the mouth. |
| 155. |  The human liver
performs 500 different functions. |
| 156. |  The
heart muscles will stop working only when we die. |
| 157. |  Children
have more sensitive ears than adults. |
| 158. | 
Shivering is a way of trying to keep our body warm. |
| 159. |  Humans
have the ability to distinguish 4,000 to 10, 000 smells. |
| 160. |  Every
hour, the human eye can process 36,000 bits of information.
|
Engr.Sulthan
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