WHAT IS THE BRAIN

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WHAT IS THE BRAIN by Mind Map: WHAT IS THE BRAIN

1. The human brain has the same basic structure as other mammal brains, but is larger in relation to body size than any other brains.

1.1. BRAIN STRUCTURE

1.1.1. CEREBRUM

1.1.2. BRAINSTEM

1.1.3. CEREBELLUM

2. The human brain is the command center for the human nervous system.

2.1. BRAIN CONSISTS OF 4 SECTIONS

2.1.1. FRONTAL LOBE

2.1.2. PARIETAL LOBE

2.1.3. OCCIPITAL LOBE

2.1.4. TEMPORAL LOBE

3. It receives input from the sensory organs and sends output to the muscles.

3.1. FACTS

3.1.1. The human brain is the largest brain of all vertebrates relative to body size

3.1.2. It weighs about 3.3 lbs. (1.5 kilograms)

3.1.3. The brain makes up about 2 percent of a human's body weight