pumps blood throught hte blood vessels to the cells
blood does what?
carries food oxygen and other substances cells need to function properly
circulatory system supplies...
food oxygen hormones to cells,
infection-fighting blood cells
removes waste products from cells
controls body temp
Normal changes aging
heart pumps less efficiently
blood flow decreses
blood vessels narrow
Observe these S&S of circulatory sytem
changes in pulse
loss of ADL abilities
pale, bluish hands, fet or lips
high blood pressure
120/80 and 139/89
hypertension is caused by ...
hardening and narrowing of blood vessels
also can be result from kidney disease, tumors of the adrenal gland and pregnancy
not always obivious
may complain of headache, blurred vision, and dizziness
High blood pressure can lead to...
CVA, heart attack, kidney disease, blindness
Tx of high blood pressure
Diuretics (drugs that reduce fluid in the body)
med to lower cholesterol
may have special diet, low fat low sodium
may have exercise programs
CAD stands for..
Coronary Artery Disease
blood vessels in the coronary arteries narrow reducing supply of blood to heart muscle and deprives it of oxygen and nutrients. Fatty deposits block the artery, muscle that was suplied by theblood vesel dies.
can lead to heart attack or stoke
heart muscle that is not getting enough oxygen causes chet pain a=pressure or discomfort
the heart need more oxygen during ...
exercise stress exxcitement or heavy meal
Tx angina pectoris
medication to relax walls of arteries (nitrogylcerin)
avoid heavy meals, overeating, intense exercise and cold or hot and humid weather
MI stands for
MI is when..
blood flow to heart is bocked, oxygen and nutrients failt to reach cells in that region. waste is not removed. muscle cells die.
low fat and cholesterol/or sodium diet
med reg heart rate bp
no smoking encouraged
stres management program
avoid cold temp
CHF stands for
congestive heart failure
CHF occurs after..
coronary artery disease, heart attack, high lood pressure, or other disorders that damged the heart so intensely that blood back up in the heart instead of circulating. this damage is called chf and can occur on one or both sides of the heart
remove excess fluids (lots of br trips)
low sodium diet or fluid restriction
ex caution c stairs ambulating carring.
may be weighed daily
elastic leg stockings
extra pillows at head (breathing problems)
PVD stands for
peripheral vascular disease
disease in legs feet arms or hands with not enough blood cirulation. feel cool or cold. nail beds or feet become ashen or blue
swelling occurs in the hands and feet
ulcersof the legss and fet may develop and can become infected. Pain maybe very severe when walking but it is usually relieved with rest