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Cardio - lecture 2
a
72
Nursing
Undergraduate 2
11/25/2011

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Cards

Term
atherosclerosis
Definition
main cause of an MI
Term
early morning
Definition
an MI ussually occurs in the _____
Term
confusion, dizzyness, fainting
Definition
possible s/s of an MI in the elderly
Term
increase
Definition
during an MI, the serum glucose may _____
Term
irreversible tissue death (MI)
Definition
Q segment depression is a sign of ___
Term
Segment Elevation Myocardial Infarction (STEMI)
Definition
ECG reading that indicates total artery occlusion
Term
Non-ST-Segment Elevation Myocardial Infarction (NSTEMI)
Definition
ECG reading that reflects a recent thrombosis or partial coronary artery occlusion
Term
24 hours
Definition
myoglobin reacts early and peaks at __
Term
3-12 hours - 12 days
Definition
Troponin can be detected ____ after an MI and lasts up to ____
Term
WBC
Definition
during an MI, there may be an increase in ____ due to the inflammatory response to necrotic tissue
Term
ESR (erythrocyte sedimentation rate)
Definition
During an MI, there may be an increased ___ due to inflammation
Term
1 hours
Definition
ideal treatment of an MI is within ____
Term
re-perfused
Definition
during an MI, ischemic tissue around the necrotic area is potentially viable if it is _____
Term
hypotension
Definition
common side effect of nitro
Term
pain - preload and afterload - bronchioles
Definition
during an MI, IV narcotics are given to reduce ____, reduce _____, and relax ______ to increase O2
Term
dysrhythmias
Definition
___ are the most common complication after an MI
Term
amiodarone - Lidocaine
Definition
two antidysrhythmics used during an MI
Term
3-6 hours
Definition
thrombolytics are generally giving within ___ of an MI
Term
urine output - LOC
Definition
a decreaes in ___ and ___ are signs of a decreased cardiac output during MI
Term
keep blood supply at heart not stomach
Definition
reason for liquid diet for 24 hours following MI
Term
ventricular aneurysm
Definition
complication following an MI in which the wall of ventricle becomes weak and bulges - risk for rupture and thrombus
Term
pericarditis
Definition
inflammation of the pericardium that can occur after an MI
Term
systolic heart failure
Definition
most common type of heart failure in which the heart is unable to sufficiently pump
Term
Diastolic failure
Definition
type of heart failure in which the heart is unable to relax and fill
Term
S3
Definition
heart sound that is indicative of left sided heart failure
- caused by blood from left atrium slamming into an already full left ventricle during early diastole
Term
S3
Definition
heart sound that if new indicates heart failure
Term
S4
Definition
heart sound that if new indicates an MI
Term
S4
Definition
heart sound heard when blood slams into a non-compliant ventricular wall after the atrial kick late in distole
Term
following S2
Definition
an S3 heart sound occurs in early diastole immediately _______
Term
prior to S1
Definition
an S4 heart sound occurs in late diastole immediately ______
Term
left
Definition
pulmonary congestion is a sign of ___ sided heart failure
Term
right
Definition
____ sided heart failure results in blood backing up in the veins of the body
Term
right
Definition
____ sided heart failure may present w/ wieght gain, edema in dependant tissues, periorbital edema, ascites, n/v, anorexia
Term
sympathetic activation
Definition
first compensatory mechanism to react w/ heart failure
- least effective
Term
renin angiotensin aldosterone system activation
Definition
during heart failure, decreased CO will lead to decreased renal perfussion which triggers the activation of _____
Term
ADH
Definition
decreased CO in heart failure will stimulate the release of ____ to increase water reabsorption by the kidneys
Term
ventricular hypertrophy
Definition
heart failure compensatory mechanism that allows the heart to work harder to make up for decreased CO
Term
decompensation
Definition
occurs because the compensatory mechanisms of the heart eventually make the heart worse
Term
beta blockers
Definition
medication type used in heart failure to block the negative effects of the SNS on the heart
Term
beta blockers
Definition
medication that may initially worse CO in heart failure due to decreased HR and contractility
Term
digitalis
Definition
heart failure medication used to increase contractility and decrease HR
Term
hypokalemia
Definition
_____ enhances the effects of dig and can lead to toxic levels
Term
hyperkalemia
Definition
____ inhibits the action of dig
Term
3lb - 5lb
Definition
a pt with heart failure should contact a dr for a weight gain greater than ___ in 2 days or ___ in a week
Term
cardiomyoplasty
Definition
heart failure treatment in which the latissimus dorsi muscle is wrapped around the heart to aid in contractility and increase CO
Term
left ventricular assist device (LVAD)
Definition
implantable pump used to help pump blood from the left ventricle to the heart in heart failure
Term
rheumatic fever
Definition
inflammatory disease of the heart potentially involving all 3 layers
Term
rheumatic fever
Definition
system inflammatory disease that develops after streptococci infection
Term
upper respiratory infection (strep throat)
Definition
rheumatic fever ussually develops after an ______
Term
chorea
Definition
involuntary muscle movements, muscle weakness, and speech disturbance that results from rheumatic fever
Term
SQ nodules
Definition
firm, small, painless bumps over joints that results from rheumatic fever
Term
Erythema marginatum lesion
Definition
bright pink lesions that form on the skin as a result of rheumatic fever
Term
gum disease
Definition
____ can cause a recurrance of rheumatic fever
Term
prophylactic antibiotics
Definition
_____ may be required long term to prevent recurrance of rheumatic fever
Term
rheumatic heart disease
Definition
if rheumatic fever is left untreated, it can lead to ______
Term
rheumatic heart disease
Definition
heart inflammation which causes scarring, thickening rigid heart valves (ussually mitral) and murmers
- can lead to HF
Term
infective bacterial endocarditis
Definition
infection causing inflammation in the inner lining of the heart especially lining of heart valves
Term
infective bacterial endocarditis
Definition
bacteria travels via the blood to the endocardium and forms vegetative lesions which effect the heart function and can embolize
Term
petichiae
Definition
s/s of infective bacterial endocarditis that results from microemboli lodging in small blood vessels of the skin and mucous membranes
Term
infective bacterial endocarditis
Definition
splinter hemorrhages under the fingernails area s/s of ___
Term
Roth's spots
Definition
a white centered hemorrhage in the eye that is a s/s of infective bacterial endocarditis
Term
Osler's nodes
Definition
small reddened painful raised growths on the fingers and toe pads that appear with infective bacterial endocarditis
Term
Janeway lesions
Definition
small non-tender purplish-red macular lesions on the palms of the hands and soles of the feet with infective bacterial endocarditis
Term
myocarditis
Definition
inflammation of the heart muscle caused by infection, radiation, toxins, drugs
Term
pericarditis
Definition
inflammation of the double layered pericardial sac that covers the heart
Term
pericarditis
Definition
uremia (toxins in blood from renal failure) can cause ____
Term
diastolic filling - CO
Definition
pericarditis can cause fibrosis of the pericardium which restricts ____ and decreases ___
Term
pericardial effusion
Definition
complication of pericarditis which is an abnormal collection of fluid between pericardial layers that threatens normal cardial function
Term
cardiac tamponade
Definition
complication of pericarditis which is the heart is compressed by accumulation of fluid
Term
cardiac tamponade
Definition
a decreased pulse pressure (difference between systolic and diastolic pressure) can be a sign of ___
Term
pericardiocentesis
Definition
needle aspiration of pericardial space during cardiac tamponade
Term
chest tube
Definition
a ____ may be used to drain the pericardial sac during cardiac tamponade
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