20 things of human brain you don't know

  The brain is the major organ of the central nervous system and the control center for all the body's voluntary and involuntary activities. it also responsible for the complexities of thought, memory, emotion, and language. in adults, this complex organ is mere 1.4 kg (3 lb) in weight, containing over 10 thousand million never cells. three distinct regions can easily be seen- the brainstem,

    The brainstem controls vital body functions, such as breathing and digestion. the cerebellum's main functions are the maintenance of posture and the coordination of body movements. The cerebrum, which consists of the right and left cerebral hemispheres joined by the corpus callosum, is the site of most conscious and intelligent activities.

         let's test your brain knowledge! How many of these 24 brain facts did you know? 

1. The human brain consumes the largest portion of the total energy that is generated in the human body. to be precise, the brain consumes 20% of that energy despite the fact that it only represents only 2% of the total body weight. the energy is vital for maintaining healthy brain cells and fueling never impulses.

2. A living brain is so soft you could cut it with a butter knife.

3. memories triggered by scent have a stronger emotional connection.

4. Alcohol interferes with brain processes by weakening connections between neurons.

5. when we are awake the brain generates enough energy to power a light bulb. 

6. Thought studies have shown that the male brain is on average up to 10% larger than a female's brain. it has been proven that female's brain have more nerve cells and connectors which enables it to work more efficiently.

7. when our eyes receive images. they are upside-down our brain automatically adjusts them so that we see images right side-up.

8. we can use only 10% of brain.

9. The brain makes up about 2% of a human's body weight. 

10. The brain weight about 3 pounds.

11. The brain is fastest organ in the body.

12. At age 18, your brain typically stops growing 

13. Music improves brain organization 

14. Every time you recall a memory or have a new new thought. you create connection in the brain.

15. The brain cannot pain it self a headache involves nerves and muscles in your head. its is the single organ in the human body lacks nerves. this is why surgeons can perform brain surgery on a patient while they are still awake.

16. Stress alters brain cells, and function 

17. There are 100,000 miles of blood vessels in your brain. the distance around the world at the equator is 24,900 miles. that's enough to wrap around the earth four times.

18. Dreaming requires more brain activity than any other activity we do when were awake.

19. when you learn something new the structure of your brain changes.

20. our brain have a negativity bias and will remember negative memories more than good ones.