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Changes in Causes of Death
prior to 20th centry often infections → sharp drop after vaccines, anitbiotics, sanitation
change in leading causes as people lived longer → diseases still most common in devloping
3 common causes:
coronary heart disease
stroke
cancer
Coronary Heart Disease
leading death cause worldwide (esp after 65)
atherosclerosis: plaque build up on walls of arteries
angina pectorsis: severe pain in neck, chest, left arm from severe plaque build up
heart attack from dying heart tissue (lack of blood supply)
HA symps: acute pain, weak, dizzy, confusion, shortness of breath (may be mild→ not know)
half die before reaching hospital, smoking highest risk
Stroke
2nd most common cause
blood clot blocking blood flow to brain → not removed = vessel bursts (severe brain damage/death)
can remove w surgery/dissolve w drugs (best if removed within 6hrs)
more common/severe in W
risks: obesity, hyperten, smoking (ethnic differences)
once bursts, death likely
FAST recognition
Face drooping
Arm weakness
Speech difficulties
Time to call 911
Biology of Aging & Death: Cellular Clock, Hayflick Limit & Telomeres
CC: intrinsic limit to # of times cells can replicate
HF: limit for how many times most human cells can replication (50ish)
T: end of chromosome, becomes shorter w division (eventually so short replication cant occur)
shortening helps prevent mutation (limits # of rep)
shortened lead to diseases (cancer)
100+ wo heart disease/diabetes/cancer/etc.: longer telomeres than those w 2/more of
Biology of Aging & Death: Free Radicals & Antioxidants
FR: unstable molecules damage dna/structures needed for cell func → contributes to prim aging
play roles in fatal diseases @ old age
A: absrob extra electron in free radicals → prevent them from damaging cells
in animals: ↑ phys func/life expectancy
injections in humans: lack benefits/harmful
reseach into genes that could produce enzymes acting as antioxidants
Biology of Aging & Death: Human Growth Hormones (hGH)
= critical contributor to phys growth in early decades, steady decline after mid 20s (contributes to prim aging)
give to animals/humans → short term improvements (side effects: liver damage, excess hair, abnorm growth of hands/feet/face bones)
DHEA: hormone for bone growth, muscle density, cardiovascular func
declines after 30
benefits in mice (improved activity/learning speed) not humans
Suicide
major in devloped
most common in late life (80+ → low life quality)
cross cultures W more likely attempt, M more likely die
M use lethal methods (gun shots) vs. W (overdose)
ethnic differences in rates/ages → ↑ caucasian (DoD)
lowest among african american W (religious)
End of Life Choices
hospice: alt to hospital care, emphasizes phys, em, social, spiritual needs of dying person/families
pallative care: terminally ill, focuses on relieving patients pain/suffering, die w dignity
when med interventions extending life stop, 6mos less to live
area of hospital, home, diff facility (most common is home= die w family)
better for family mems psychological wellbeing
Included in Hospice Care
interdisciplinary care team (med personnel, counsellors, volunteers)
psychological/spiritual counselling for patient/family
housekeeping support
psychological support/comfort for dying person
berevament care for family/friends after death
programs expanding in deploved (cheaper than norm hospital care)
median length of 20 days
family, patient, physicicans may be reluctant to stop care
Euthanasia
= end life of person suffering from incurable disease/severe disabiltiy
passive legal some places, not active
2 types:
passive: stop med interventions prolonging persons life, allows death to occur wo causing
active (assisted suicide): stop treatment + take steps to hasten death (lethal injection/meds)
Euthanasia: Laws
legal in canada
netherlands 1st to legalize (2001) → terminally ill cancer patients, some legal conditions bypassed, sometimes not ill elderly
features of active euthanasia laws:
patient clearly indicate desire to die
phys/mental suffering severe/unlikely to improve
2nd doctor constulted + confirms conditions met
Advanced Directives
= written/oral instructions concerning end of life care
living will: specifys treaments person does/doesnt want w terminal illness, coma, brain death
do not resucitate (DNR): in LW, medical dont want attempt to prolong life if heart/breathing stops
health care proxy: usually family mem, designated to make treatment decisions on behaf of dying person
physicans may be unaware of
ethnic differences in use (ed, awarness of option, religion)
Bereavement & Grief
B: losing a loved one
G: psychological response accompanying B, intense/complex em experience
intial response: shock, numb, disbelief → intense desire to see/hear person
followed by powerful/unsettling/shifting ems
state similar to depression (lethargy, aimlessness, confusion, disorg, sleep provlems, lose appetite)
loss of identity relevant roles from death (changes in self perception)
Prolonged Grief Disorder
=intense/prolonged grief symps w some func impairment beyond 6mo post loss
peroccupation w loss, difficulty trusting, believe life empty/meaningless
controversial diagnosis → pathologizing norm em reactions to life altering loss
Intensity of Grief and Bereavement
influences who died/death cause → most intense losing parent, spouse, child
parent loss: depression, em problems in children short/long term, depends on age of child, quality of relationship w parent, social support
child loss: em distress lasting yrs for parents, ↑ divorce, reduces attention to surviving child
spouse loss: ↑ death risk in yrs following, depression, anxiety, substance abuse, mem loss
Grief: Sudden Deaths
more intense grief
damages individuals view of world: unjust, unsafe (long lasting psychological impact)
suicide esp damaging → feel guilt/shame w grief (potential anger at dead)
anticipatory grief: accept death of severly ill loved one inevitable, begin to adapt to it em before it occurs (may feel relief after)
Stages Theory of Dying
= by kubler-ross, reacting to own terminal diagnosis
denial: debate over whether to discourage to ensure proper preps for death vs. denial as temp state to perserve ego integrity while em processing
anger: injustice towards situation, directed towards diff people
bargaining: directed towards god/spiritual entity, bargin for more time
depression: realize death approacing + cant do anything
acceptance: result in sense of peace/little em reaction, want to spend time w loved ones
Stages Theory of Dying Research
not supported by later research
may experience some/none stages
ignores common fear reaction
cultural impacts → care of term ill patients, ideas of death, explain grief reactions
Childrens Understanding of Death
3/4 have some passing experience w death
understand deaths perm
middle childhood realize death inevitable
b/w middle + adolescence realize own morality
cross culturally use euphemisms w young children → prevent fear
learn cultural afterlife beliefs early
better to be honest w terminally ill child/adolescents about their condition
Death Anxiety
peaks in emerging, declines w age (lowest in late adult) → unachieved goals when young, late sense of achieved personal goals
often have death associated fears (ex. pain, loss of control, impact on love ones)
life review: late adult when people reflect on life they lived → accept good/bad
highest in unsure believers (religious involvement reasurring) → dont feel reassured of afterlife
Death Anxiety: Young vs. Middle Adulthood
ya: focus on children (survival/impact on them)
ma: prompts reexamination of life/changes to make most of remaining yrs
encounter more death in late (friends/parents/siblings) → think/talk about death more (helps cope em/adress practicalities)
Afterlife Beliefs
part of all major religious traditions → believe some aspect of person continues after death
death as moral event (experience judgement for life)
what happens to soul based on conduct while alive → heaven, hell, reincarnation, progress towards nirvana
fewer individuals identifying w specific religions/non belivers → belief in after death higher in low SES, more religious countries
non religious sometimes report belief in afterlife
individual variation in beliefs in faith
Hinduism Mourning Rituals
reincarnation: souls returns to earth in diff humanly form (main afterlife belief)
mourning rituals by survivours play role in status of soul in next life
often die at home
tie thumbs/big toes together, religious pics turned to wall, mirros covered
cremate body (only M go to cremation site) → spread in holy water
discourages prolonged mourning
Buddhism Mourning Rituals
reincarnation & cremation
period after death very important (lessen souls suffering & time b/w death & rebirth)
monks arrive when death near + involved in service
feast on evening of cremation ritual (banish sorrow/fear) → continue chants (benefit soul of deceased)
Judaism Mourning Rituals
once dead: eyes closed, body covered + on floor, candles lit
someone remains beside body at all times (dont eat/drink in same room)
meal of condolence after for family only (bread/eggs)
hear of death = tear your clothing
after burial 7 day period (sitting shiva) → no shave, bathe, work, sex, change clothes
then schloshim (thirty) → further period lasting yr after parents death
Christianity Mourning Rituals
catholic:
ill/near death: anointing of the sick ritual (bring comfort to sick person, anguished family mems, forgive sins of sick, prepare soul for passing to eternal life)
after death vigil
day after vigil = requiem mass
protestant:
less standardized/ritualized, more variable
Islam Mourning Rituals
near death recite verses from Koran → make comfy + encourage reciting of words
burial shortly after death (body not allowed to be disturbed)
place body on right side → facing mecca
3 day mourning period (widows committed to mourning of 4mo + 10 days)