Late Adulthood Cognitive Physical Developmet 112

Late Adulthood Cognitive Physical Developmet 112 - Late...

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1 Late Adulthood Cognitive & Physical Development
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2 Physical Development Can We Help Each Other?
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3 Late Adulthood Gains Wisdom Growth with the Lord Experience Integrity Becoming grandparents Inner strength Losses Loss of brain cells Loss of intellectual capabilities Loss of energy Loss of sex drive Loss of friends & family
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4 Ageism Prejudice Against Older People 1- Negative attitudes about older people 2- Identical behavior by an older person and a younger one is interpreted differently. 3- People use baby talk to address older people in nursing homes 4- Job discrimination 5- Misinformation
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6 Ageism
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7 Wrinkles The skin loses it’s elasticity and collagen , the protein that forms the basic fibers of body tissue.
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8 Osteoporosis Bones become brittle and fragile Brought about by lack of calcium 25% of women over 60 have osteoporosis It is the primary cause of broken bones It is preventable with sufficient calcium and exercise.
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9 The Brain A reduction of the blood flow to the brain The space between the skull and the brain doubles The number of neurons declines in some parts of the brain, though not as much as was once thought
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10 How Do Neurons Communicate?
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11 The Structure of the Brain 1- Dendrites Act like antennas receiving messages 2- The Cell Body Contains the biochemical machinery to keep the neuron alive 3- The Axon Transmits messages away from the cell body to other neurons
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12 Digestive System Produces less digestive juice Is less efficient in pushing food through the system The result is constipation
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13 The Heart The arteries harden The blood vessels shrink Reduction in the capacity of the heart to pump blood through out the circulatory system A 75-year-old’s heart pumps less than three-quarters of the blood it pumped during early adulthood
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14 Slowing of Reaction Time Peripheral Slowing Hypothesis Generalized slowing Hypothesis
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16
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17 1- The Peripheral Slowing Hypothesis The overall processing speed declines in the peripheral nervous system. It takes longer for information to reach the brain. It takes longer for commands from the brain to be transmitted to the body muscles
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18 2- The Generalized Slowing Process Processing in all parts of the nervous system is less efficient due to loss of neurons They are unable to receive efficiently information from the environment to indicate a dangerous situation Their decision process may be slower and their ability to remove themselves from harm is impaired
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Late Adulthood Cognitive Physical Developmet 112 - Late...

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