Reading Comprehension About Spiders:This online reading comprehension activity helps your knowledge by testing your brain to see how much you remember about the animal, thing, food, or building.If you would like to go on and try this site feel free to click the link: Online Reading comprehension.Hope you enjoy!!!
Nervous System
Something about the nervous system:
1. The nervous system has millions of nerve cells in the human body. This number exceeds the number of stars in the Milky Way.
2. In a child developing inside the womb, neurons grow at the rate of 250,000neurons per minute.
3. The human spinal cord consists of around 13,500,000 neurons. The cluster of nerves located at the base of the spinal cord are most sensitive.
4. There are 43 different pairs of nerves which connect to the central nervous system to every part of our body. Twelve of these nerve pairs are connected to the brain, while the remaining 31 are connected to the spinal cord.
