Human brain is one of the most important parts of the body. It weighs around 3 pounds. On an average our brain comprises about 2% of the total body weight. Human beings have the largest brain of all the vertebrates relative to their body size. It has around 100 billion neurons and there are as many as 10,000 specific types of them.
NAME:…………………………………………
Date: …………………………….
Questions:
1. The human brain is the central organ of the ………………………………………
2. There are billions of microscopic cells inside brain called ……………….. which send electrical and chemical messages to the body.
3. The adult human brain is about ………………. percent of the total body weight.
4. The …………………….. is the largest part of the human brain. It makes up about 2/3 of its mass.
5. ……………………………………… is the part of the brain that keeps us breathing.
6. Our brain uses …………… percent of our body’s energy.
7. The right side of human body gets its movement from ……………………………………………
8. ………………………………………………… is the part of Brain Stem that is responsible to regulate our heartbeat.
9. The olfactory bulb is responsible for controlling our sense of ………………………
10. The Wernicke’s area is responsible for ………………………………………………………..
Answers:
1.human nervous system2. Neurons
3. 2
4. Cerebrum
5. Brain Stem
6. 20
7. Left frontal lobe
8.Medulla Oblongata
9. Smell
10. Language Comprehension
