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How is a healthy brain different from an injured brain?

Diana Meeks
Diana Meeks on behalf of Sigma Nursing
Family Practitioner
Normally, the healthy brain is enclosed inside of a skull, which serves as a protective shield for the fragile brain. The brain is composed of nerve cells or neurons that form tracts that route all over the brain. The neurons transport vital messages to parts of the brain. The brain then uses this information to execute important functions such as breathing, heart rate, body temperature, body movements, personality and the senses (vision, hearing, taste, smell, and touch).

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Important: This content reflects information from various individuals and organizations and may offer alternative or opposing points of view. It should not be used for medical advice, diagnosis or treatment. As always, you should consult with your healthcare provider about your specific health needs.