An Analysis And Description Of The Brain

1575 words - 6 pages

The brain is a very complex organ. The brain is the most important organ in your body. Nothing can function without the brain. Every little thought or tiny little muscle movement originates in a person’s brain. The brain controls everything a person does and how they feel about something. The brain lets a person know if they’re hungry, tired, happy, sad, angry, upset, or excited all while reminding the body’s lungs to breathe, heart to beat, stomach to digest food, and many other involuntary actions.1
While the brain is a very efficient organ, things can go wrong and affect the brain negatively. When this happens, many things can go wrong in the body. Certain diseases of the brain can wreak havoc in a person’s body and completely turn their life upside down. Two examples would be tumors and Alzheimer’s disease.
In our modern day world, many advancements have been made in the area of treating brain tumors. One treatment that has improved greatly over the past several years is brain surgery (neurosurgery). There are many different types of surgery a person can have on their brain. It mainly depends on where the tumor is located and what type of tumor it is.2
Discussion
The brain really is quite an amazing organ. The average brain weighs three pounds, and takes up about two percent of a person’s body weight.8 There are many different areas of the brain that control different areas the body. The brain is first separated into two hemispheres, then into lobes, then many smaller areas.10
• Parts of the brain
The right hemisphere of the brain controls the left side of the body. The right side of the brain is better with creativity, and intuitive approaches to problems. The left hemisphere controls the right side of the body. The left side of the brain is better with attention to detail, remembered procedures, and formal logic.10
The frontal lobe is located in the front of the brain. The front portion of the frontal lobe deals with things like personality, judgment, and self-control. The back portion of the frontal lobe deals more with controlling voluntary movement of skeletal muscles. The parietal lobe is located right behind the frontal lobe. The parietal lobe is associated with the senses of the body that allow a person to feel how hot something is, how cold something is, pressure, and sensations of pain. The occipital lobe is located at the back of the brain. This lobe mainly deals with vision. The temporal lobes are located on both sides of the brain. The temporal lobes are where the senses of hearting, taste, and smell come from.10
The cerebrum (not shown in the picture above) is the upper part of the brain. The cerebrum handles coordinating thoughts, memories, and previously learned behavior. The cerebellum is the lower part of the brain. The cerebellum helps with controlling balance, and voluntary muscle movement.10 The brainstem is the part of the brain that connects the brain to the spinal cord. The brainstem relays information...

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