Exam 4 Flashcards
Brain volume decreases due to
Shrinkage of neurons, lower number of synapses, reduced length and complexity of axons, and reduced tree like branching in dendrites
Brain loses 5% to 10% of its weight between ages
20-90
Life span
Max number of years an individual can live. 120 to 125 yrs
Life expectancy
Number of years the average person born in a particular year will probably live . Estimates for the U.S. by 2030, women-83.3, men-79.5 yrs
Cataracts
Thickening s lens causes vision to become cloudy, opaque, and distorted
Glaucoma
Damage to optic nerve because of pressure created by fluid buildup in the eye
Macular degeneration
Deterioration of the retinas macula, which corresponds to foca, center of the visual field
Lung capacity drops 40% between ages
20-80
Explicit memory
Facts and experiences that individuals consciously know and can state
Episodic memory
Under explicit. Retention of info about where and when of life’s happenings
Semantic memory
Under explicit. Persons knowledge about the world
Labor force men and women 75 and over
Women up 87%, men up 45% since 2000
Implicit memory
Memory without conscious recollection that involve skills and routine procedures that are automatically performed. Doesn’t go away, ex: baking
Expert knowledge about the practical aspects of life that permits excellent judgment about important matters
Wisdom
Neurological disorder in which primary symptoms involves deterioration of mental functioning
Dementia
Gradual deterioration of memory, reasoning, language, and eventually, physical function
Alzheimer’s disease
Chronic, progressive disease characterized by muscle tremors, slowing of movement, and partial facial paralysis
Parkinson’s disease
Looking back at one’s life experiences, evaluating them, and interpreting/reinterpreting them
Life review
Discussing past experiences with another individual or group
Reminiscence therapy
The more active and involved other adults are, the more likely they are to be satisfied with their lives
Activity theory
When all electrical activity of the brain has ceased for a specific period of time
Brain death
Lack of heartbeat and respiration traditionally signified death
Clinical death
Process of patients thinking about and communicating their preferences about end-of-life care
Advanced care planning
A legal document reflects the patient’s advance care planning
Living will
