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HTH 471 Body and Age Changes
Gerontology
126
Health Care
Undergraduate 4
01/29/2013

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Cards

Term
Cross sectional studies
Definition
Looking at different age groups at the same time
Term
Matching
Definition
groups must be similar
Term
Cohort Effect
Definition
groups are different and may affect the outcome of the study
Term
Survivor effect
Definition
those who have survived may be different than those who have died
Term
Clinical control trials
Definition
Researcher has the ability to control one aspect of the study at a time to study only one variable (ex. Weight training group vs. control)
Term
Blind study
Definition
researcher doesn’t know grouping
Term
Double blind
Definition
subjects don’t know grouping either
Term
Randomized controlled
Definition
little of all studies but not perfect
Term
Sampling
Definition
mostly on a volunteer basis
Term
Five characteristics which apply to all age changes
Definition
Universal
Intrinsic
Progressive
Irreversible
Deleterious
Term
Intrinsic
Definition
caused by age, not environment
Term
What is the integumentary system
Definition
skin
Term
What are the skin's functions (5)
Definition
Protects underlying tissues
Regulates body temperature
Eliminates salt and other waste products
Synthesizes vitamin D
Sensory receptors respond to environmental changes such as heat, cold, light touch, pain
Term
Three layers of skin
Definition
Epidermis
Dermis
Subcutaneous
Term
Eight age associated changes in the integumentary system
Definition
The skin does become more fragile, thinner, easier to tear, and rough to the touch
Less blood circulates making elders feel cold, bruise more easily
Decrease in sweat gland production
-reduces body odor and ability to perspire and regulate the body temperature.
-skin is less able to produce Vit D
-clumping melatonin can produce “liver spots”
-may see more spider veins
Finger and toe nails grow more slowly
Term
Most skin damage is due to what three things
Definition
cigarettes, sun, and facial expressions
Term
Hair looses color due to
Definition
loss of pigment (natural)
Term
Hair loss and texture of hair is natural or unnatural?
Definition
natural
Term
Men baldness comes from
Definition
DHT and genes
Term
Sun's changes on our skin is called
Definition
photoaging
Term
What two radiations are damaging
Definition
UVA and UVB
Term
Sunscreen may not protect against what?
Definition
Melanoma
Term
What is senile pruritis?
Definition
a skin condition that is super itchy
Term
What causes senile pruritis
Definition
dry skin, Underlying causes for dry skin may be lice or mites, fungus, allergies or a chronic disease such as diabetes, kidney disease, liver disease or cancer
Term
What is the treatment for senile pruritis?
Definition
lotions and lukewarm baths
Term
Three basic kinds of skin cancer
Definition
-basal-most common 80% of all skin cancers
-squamous- 15%
-melanoma- 4%
Term
Location of the three different types of skin cancer
Definition
Basal cell cancer and squamous cell cancer is usually located on face, forearms or shoulders. Both grow slowly and are usually treatable
Melanoma is mole like, seen on lower legs and feet a lot
Term
Moles should be carefully examined using ABCD
Definition
Asymmetry
irregular Border
uneven Color
Diameter greater than 6mm
Term
What do bones do
Definition
store calcium and share it with other body parts
Term
What does bone marrow do
Definition
White and red blood cells
Term
Strength of bones depends on
Definition
health, genetics and physical activity
Term
Three types of muscles
Definition
smooth, cardiac, and skeletal
Term
Smooth
Definition
involuntary
Term
Skeletal
Definition
voluntary
Term
Cardiac
Definition
heart
Term
How many bones do we have
Definition
over 200
Term
What happens when muscles aren't used
Definition
they atrophy
Term
What is sarcopenia
Definition
loss of skeletal muscle mass
Term
Is sarcopenia natural or unnatural
Definition
natural
Term
Joints be _____ ________ with age
Definition
less flexible
Term
Is joint flexibility natural or unnatural
Definition
natural
Term
Reduction in bone strength and mass makes
Definition
bones more susceptible to fractures
Term
Increase bone mass with
Definition
exercise, calcium, vitamin D, and medications
Term
Do we become shorter or taller with age
Definition
shorter
Term
Two examples of skeletal disorders
Definition
osteoporosis, Osteoarthritis/rhuemitoid arthritis
Term
What are the most frequent complaint among elders
Definition
skeletal disorders
Term
What is the most reported chronic illness
Definition
osteoarthritis
Term
What causes joint pain in osteoarthritis
Definition
The cartilage between joints breaks down and bone spurs grow causing joint pain
Term
Rheumatiod is more likely to cause
Definition
pain, crippling and disfigurement
Term
Osteoporosis
Definition
Age-related disorder that reduces bone mass and increases chance of fractures
Term
Osteopenia
Definition
lesser degree of bone loss
Term
Effects of osteoporosis
Definition
hip fracture, also affects spine and can cause deformities
Term
What can help slow osteoporosis
Definition
Calcium, vitamin D, physical activity and estrogen
Term
Two things which cause foot problems
Definition
skin is thinner and drier, toenails are more brittle
Term
Callouses or corns are caused by
Definition
friction – ill-fitting shoes or bones out of place
Term
usually occur on the big toe and can cause a lot of pain
Definition
Bunions
Term
What are the two most common endocrine disorders
Definition
diabetes and thyroid problems
Term
Hypothyroidism
Definition
s a deficiency in thyroid hormone. Symptoms can be subtle: lack of energy, weight gain, swelling, depression.
Term
Hyperthyroidism
Definition
is an excess of thyroid hormone. The increased heart rate and strain may cause a heart attack.
Term
Four aspects of circulation
Definition
-Transports nutrients to and wastes from every cell
-Includes the heart, blood vessels and blood
-Arteries (elastic) give more blood where it is needed
-Veins are not as elastic and rely on gravity and valves to prevent backflow
Term
Most alterations in cardiac efficiency affect only peak-level performance and not
Definition
daily activities
Term
“Hardening of the arteries”
Definition
age-related – both the heart walls and the artery walls become thicker
Term
Claudication
Definition
is when leg arteries become narrowed by atherosclerosis (painful to walk)
Term
Varicose veins
Definition
are distended, ropey blood vessels on legs (can cause aches and swelling)
Term
Hemorrhoids
Definition
are like varicose veins near the anus and can be internal or external – they can be itchy, painful and bloody
Term
Systems work to return fluid to the bloodstream and protect by showing infection in
Definition
swollen lymphnodes
Term
What two things are also invloved in The Lymphatic and Immune Systems
Definition
thymus and spleen
Term
The immune system identifies and destroys
Definition
foriegn invaders
Term
What are three types of white blood cells
Definition
T-cells, B-cells and macrophages
Term
Two functions of the lymphatic and immune system
Definition
. 1. to collect excess fluid from around cells and return it to bloodstream 2. protective functions (lymph nodes inactivate bacteria and viruses and filter foreign matter from body fluids).
Term
T-cells
Definition
ID foreign bodies
Term
B cells
Definition
remember infections
Term
Macrophages
Definition
engulf and digest injured invaders
Term
Two age associated changes in the lymphatic and immune systems
Definition
Immune function declines with age
Antibodies do not respond as vigorously to foreign antigens
Term
Cancers and autoimmune diseases are more likely to occur in the _____ years
Definition
middle
Term
Two things the respiratory system does
Definition
Transfers oxygen from the air into the bloodstream and removes carbon dioxide from the bloodstream
Oxygen and carbon dioxide exchange in the walls of the alveoli.
Term
Breath rate and depth are regulated by a respiratory control center in the
Definition
brain
Term
The respiratory system is constantly exposed to
Definition
environmental pollutants
Term
Three age related changes in the respiratory system
Definition
Reduced amount of oxygen taken up by the blood
Maximum breathing rate decreases
Decrease in vital capacity and residual lung volume
Term
The digestive system
Definition
Breaks down food into usable nutrients, absorbs them into the blood and temporarily stores waste
Term
What does the digestive system include
Definition
mouth, esophagus, stomach, small intestine, liver, pancreas, gallbladder and large intestine
Term
What is tooth loss caused by
Definition
poor oral hygiene (made worse over time)
Term
Peridontal diseas is the most common cause of what among elders?
Definition
tooth loss
Term
Does medicare cover dental services?
Definition
nope
Term
gastroesophageal reflux disease (GERD)
Definition
chronic heartburn
Term
Hiatal hernia
Definition
occurs when the stomach protrudes into the chest cavity near the diaphragm
Term
Treatment of hiatal hernia
Definition
behavior modification – eating less, walking after meals, wearing looser clothing
Term
What is the most common digestive complaint in our country
Definition
constipation
Term
What can cause constipation
Definition
but reduced physical activity and fiber intake, medication side effects and chronic illness increases symptoms
Term
Two functions of the urinary system
Definition
Rids the body of waste products and toxic substances
Regulates the amount and composition of body fluids
Term
What does the urinary system include
Definition
kidneys, ureter, bladder and urethra
Term
What do the kidneys do
Definition
remove waste from the body and regulate the concentration of urine
Term
Main age associated change in urinary system
Definition
The kidneys are less efficient at filtering and urine becomes less concentrated
Term
Effects of decreased kidney function include
Definition
-Elders are more vulnerable to dehydration
-Less filtration may mean longer activation of some drugs
-Elders are more likely to need to urinate at night
-The bladder wall is weaker, reducing capacity
-Elders may have increased urinary frequency
Term
Central Nervous system
Definition
It sends messages to the peripheral nervous system which controls the organs, glands and muscles.
Term
What does the CNS include
Definition
The nervous system also includes neurotransmitters and neuroglia
brain and spinal cord.
Term
Three age associated changes in the CNS
Definition
Brain weight declines in the 20s; less blood supply

Cognitive changes: intelligence, attentiveness, short-term memory, reaction time, and speed of processing new information

As fatigue increases, sleep efficiency decreases
Term
Three techniques to improve memory
Definition
-Putting info into small, manageable units
-Visualization
-Writing things down
Term
Sensory system
Definition
Sensory neurons gather information about the internal and external environment and share that information with the nervous system
Term
Seven aspects of the sensory system
Definition
Vision, hearing, smell, taste, equilibrium, temperature and pain sensation
Term
Presbyopia
Definition
farsightedness
Term
five age associated changes in vision
Definition
-Presbyopia or farsightedness
-Night vision is impaired
-Reductions in pupil size and
thickening of the cornea allows for less light in
-Glare is more of a problem
-Elders need more light, magnifying glasses for close work, glare reduced and frequent eye exams
Term
Hearing loss, while common among elders, is attributed to ________ more than age
Definition
noise damage
Term
Presbycusis
Definition
is sensory hearing loss associated with aging
-Mainly background interference
-The wall of the canal
collapses, making it less
effective in receiving sounds
Term
What may restore hearing loss
Definition
hearing aides or surgery
Term
Taste and smell is reduced among elders
This may be age-related, but may also be because of
Definition
chronic illnesses, sinus problems, poor oral hygiene, nutritional deficiencies or digestive disorders
Term
With limited taste and smell, elders are in danger of
Definition
gas inhalation or eating bad foods
Term
Somatic receptors
Definition
Experts think that somatic receptors become less sensitive with age
Difficult to do a scientific study relying on subjective responses
Elders may be less likely to report pain, have a higher threshold, or feel less pain because of a change in the receptors
Term
Parkinsons disease
Definition
cause by a shortage of a particular neurotransmitter, dopamine, in the nerve cells in the part of the brain controlling muscle movement.
Term
Tinnitus
Definition
A roaring or ringing in the ears when no external noise is present
Term
Tinnitus is caused by
Definition
exposure to loud noise but also caused by ear infection, effects of medication, etc.
Term
Tinnitus is treated by
Definition
treating the underlying cause or focusing on stress reduction and white noise replacement
Term
Glaucoma
Definition
With glaucoma you gradually lose peripheral vision without being aware of it.
Results in vision loss.
Term
What is the leading cause of irreversible blindness?
Definition
glaucoma
Term
Endocrine system can also be reffered to as
Definition
hormone system
Term
Insulin-resistance
Definition
cells are less responsive to insulin with age which can predispose to diabetes
Term
Menopause
Definition
decreased production of estrogen
Term
Two female changes in the endocrine system
Definition
After menopause, women are no longer able to reproduce
Organs in the female genital system become smaller, vaginal walls are less elastic and thinner
Term
Three male changes in endocrine system
Definition
Older men have more difficulty achieving and maintaining erections
A decline in viable sperm is universal
Men’s prostates enlarge causing difficulty in urinating
Term
What is one urogenital disorder
Definition
kidney failure
Term
Two types of kidney failure
Definition
Acute kidney failure is a life-threatening emergency
Chronic kidney failure is gradual and without symptoms
Term
Two main causes of kidney failure
Definition
High blood pressure and diabetes
Term
Two treatments for kidney failure
Definition
dialysis and transplant
Term
What do kidneys do
Definition
cleanse, filter and purify blood and produce urine
Term
What is one urogenital disorder experienced by most males
Definition
enlarged prostate
Term
Symptoms of an enlarged prostate
Definition
include longer to start urinating and increased frequency to urinate
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