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Mind and body connection

Mind and body connection - MIND AND BODY CONNECTION...

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M IND AND BODY CONNECTION Quadagno 129-130; 148-157 Aging of the Nervous System - Nervous system responsible for sleep patterns, mood, intelligence, memory - Changes in brain functioning o Two parts of the nervous system Central Nervous System (CNS) Peripheral Nervous System (PNS) All other parts of the nervous system o Neurons Brain cells Carry information throughout the body in the form of electrical signals o Sensory nerves Peripheral nerves Carry incoming messages from the environment to the CNS Information comes from skin, eyes, ears, nose, etc… o Motor nerves Carry outgoing information from the CNS to muscles and glands throughout the body o Each brain area responsible for specific capacities, functions, and traits such as personality, intelligence, and verbal ability Areas that interpret and comprehend experiences Areas that receive sensory information form structures such as eyes and ears o Neurons die and cannot be replaced o Cell loss of neurons not uniform effects depends on where it occurs in the nervous system Loss of cells accounts for the decreased flexibility, slowness of movement, and stooped, shuffling gait - Balance and Falls o Cerebellum Involved in body movements and some balance
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Essential in the fine-tuning of voluntary and involuntary muscular movements Lose 25% of cells due to aging o Change in gait is not harmful by itself, but it may limit an individual’s activity o 60% of people 65+ fall at least once a year o Risk of falling highest among people 80+ o 5~10% result in serious injury o 2/3 of accidental deaths among the elderly are caused by falls o Methods of preventing falls Strength and balance training Control environment; physical obstacles o Postfall syndrome Fear of falling o Falling remains a major problem that reduces active life expectancy - Changes in sleep patterns o Nervous system regulates sleep o Two parts that act in opposition to each other Arousal system Activate during daylight hours Depressed at night time Sleep-producing system
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Mind and body connection - MIND AND BODY CONNECTION...

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