Chapter 5 (3) Flashcards
what is acute coronary syndrome
a condition that occurs if the flow of oxygenated blood through a coronary artery is limited by a clot or atherosclerosis
what is ischemia
blocking of blood flow
what is angina pectoris
chest pain caused by ischemia
angin/o-
strangling
pector/o-
chest
what is cardiomegaly
enlargement of the heart, usually due to congestive heart failure
cardi/o-
heart
-megaly
englargement
what is cardiomyopathy
condition of the heart muscle that includes cardiomegaly and heart failure
my/o-
muscle
-pathy
disease
what is congestive heart failure (CHF)
inability of the heart to pump sufficient amounts of blood
what is endocarditis
infection and inflammation of the endocardium that lines a heart valve
- occurs in patients who have a structural defect of the valve
end/o
innermost, within
-itis
infection/inflammation
what is a mitral valve prolapse (MVP)
structural abnormality in which the leaflets of the mitral valve do not close tightly
- can be congenital or result of infection
what is a murmur
an abnormal heart sound that is heard as blood leaks through a defective valve; described by volume and its sound
what is a myocardial infarction (MI)
death of tissue in the myocardium due to severe lack of oxygen (heart attack)
-al
pertaining to
what is pericarditis
infection or inflammation of the pericardial sac
peri-
around
what is an aneurysm
an area of dilation and weakness in the wall of an artery
what is arteriosclerosis
a progressive degenerative disease that produces narrowed, hardened artery walls
arteri/o
artery
scler/o-
hardening
-osis
abnormal condition
what is atherosclerosis
fatty deposits in the walls of arteries that can restrict blood flow
ather/o
soft, fatty substance
what is coronary artery disease
arteriosclerosis that occurs in the coronary arteries
what is hyperlipidemia
presence of elevated fat levels in the blood
what is hypercholesterolemia
high cholesterol levels
what is hypertriglyceridemia
high triglyceride levels
what is hypertension (HTN)
elevated blood pressure of greater than 120/80 mmHg
tens/o
pressure
what is hypotension
decreased blood pressure of less than 90/60 mmHg that is usually caused by a loss of blood pressure
what is peripheral artery disease
arteriosclerosis in the legs that may cause intermittent calf pain and cyanosis of the toes and feet
what is phlebitis
infection or inflammation of a vein
phleb/o
vein
what does thrombophlebitis involve
presence of a clot
what is raynaud disease
sudden severe vasoconstriction of arterioles in the fingers or toes causing them to turn white or cyanotic
what are varicose veins
condition in which damaged valves in a vein allow the backflow of blood, causing the vein to become distended and twisted
varic/o
enlarged, tortuous vein
what is arrhythmia
any type of irregular rate or rhythm of the heart
what is bradycardia
an arrhythmia in which the heart beats too slowly
a-
without
rrhythm/o-
rhythm
-ia
condition
brady-
slow
what is fibrillation
an arrhythmia in which there is a very fast, uncoordinated quivering of the myocardium
fibrill/o-
muscle or nerve fiber
-ation
process
what is a flutter
arrhythmia that involves a very fast but regular rhythm of the atria or ventricles (up to 250 bpm)
what is tachycardia
arrhythmia in which there is a fast but regular rhythm (up to 200 bpm)
tachy-
fast
what is asystole
complete absence of a heartbeat
aka cardiac arrest
-systole
process of contraction
what is a cardiac enzyme test
blood test that measures levels of two enzymes released when myocardial cells die
what is a c-reactive protein test
blood test that measures the level of inflammation in the body
what is a homocysteine test
blood test that measures levels of the amino acid homocysteine
what does elevated levels of homocysteine increase risk of
arteriosclerosis, clots, heart attack, stroke
what is a lipid profile test
blood test that measures levels of cholesterol, triglycerides, and lipoproteins
what is a troponin test
blood test that measures levels of two proteins released when myocardial cells die
(troponin levels rise 4-6 hrs after MI and remain elevated for 1-2 weeks)
what is a cardiac catheterization
procedure to study anatomy and pressures in the heart
catheter/o
catheter
-ization
process of inserting or creating
what is a cardiac exercise stress test
procedure to evaluate the heart’s response to exercise in patients with chest pain, palpitations, or arrhythmias
what is electrocardiography
procedure that records the hearts electrical activity
electro
electricity
what is a holter monitor
procedure to document infrequent arrhythmias
what is telemetry
procedure to monitor the patient’s heart rate and rhythm in the hospital
tele-/o
distance
-metry
measuring
what is an angiography
procedure in which contrast dye is injected into a blood vessel to outline it on an x ray
- resulting image is an angiogram
what is echocardiography
procedure in which ultra high frequency sound waves are bounced off the heart to create an image called an echocardiogram
ech/o-
echo of a sound wave
what is auscultation
use of a stethoscope to listen to the heart sounds
auscult/o
aus
what is a blood pressure reading
one of the four vital signs; is measured with a sphygmomanometer
sphygm/o
pulse
man/o
frenzy, thing
what is cardiopulmonary resuscitation (CPR)
emergency lifesaving procedure to circulate the blood after a persons heart has stopped beating
what is cardioversion
procedure to treat arrhythmias that involves administering an electric shock to restore the heart to a normal rhythm
vers/o
turn
what is used during a cardioversion
automatic external defibrillator (AED)
de-
reversal of
fibrill/o
muscle or nerve fiber
-ator
thing that does or produces
what is pulse rate
one of the four vital signs; measured by feeling the patients pulse and counting the number of bpm
what is a pulse point
location where a pulse can be felt
what are antiarrhythmics
treat arrhythmias
what are anticoagulants
prevent blood clot formation in patients with arteriosclerosis, atrial fibrillation, previous MI, or artificial heart valves
what are antihypertensives
treat hypertension
what is aspirin
drug that prevents heart attacks by keeping platelets from sticking together to form clots
what are beta-blockers
treat angina pectoris and hypertension by blocking beta receptors, which decreases heart rate and dilates the arteries
what are calcium channel blockers
treat angina pectoris and hypertension by blocking the movement of calcium ions, which decreases heart rate and blood pressure
what are diuretics
water pills; decrease blood pressure by increasing sodium and water excretion in the urine
what are lipid lowering drugs
treat high cholesterol levels (statins)
what are nitroglycerin drugs
treat angina pectoris by dilating the arteries to decrease blood pressure
what are thrombolytics
drugs used to break apart clots that are blocking blood flow through an artery
what is an aneurysmectomy
procedure to remove an aneurysm and repair the artery
what is cardiopulmonary bypass
technique used during open heart surgery in which the patients blood is temporarily rerouted to a heart-lung machine
what is a coronary artery bypass graft (CABG)
procedure to bypass an occluded coronary artery and restore blood flow to the heart muscle
what is heart transplantation
procedure to remove a severely damaged heart from a patient with end-stage heart failure and insert a new heart from a donor who has recently died
what is the difference between thrombus and embolus
thrombus: stationary
embolus: moved to new location
what is a pacemaker insertion
procedure in which an automated device is implanted to control heart rate and rhythm in a patient with arrhythmia
what is a percutaneous transluminal coronary angioplasty
procedure to reconstruct a coronary artery that is narrowed due to atherosclerosis
ACE
angiotensin-converting enzyme
AED
automatic external defibrillator
AI
aortic insufficiency; apical impulse
ASCVD
arteriosclerotic cardiovascular disease
AV
atrioventricular
BP
blood pressure
bpm
beats per minute
Ca++
calcium ion
CABG
coronary artery bypass graft
CAD
coronary artery disease
CCU
coronary care unit
CHF
congestive heart failure
CK-MB
creatine kinase
CPR
cardiopulmonary resuscitation
CV
cardiovascular
DNR
do not resuscitate
ECG
electrocardiogram; electrocardiography
EKG
electrocardiogram; electrocardiography
HDL
high density lipoprotein
HTN
hypertension
K+
potassium ion
LA
left atrium
LDH
lactate dehydrogenase
LDL
low density lipoprotein
LV
left ventricle
LVAD
left ventricular assist device
MI
myocardial infarction
mmHg
millimeters of mercury
MUGA
multiple gated acquisition (scan)
MVP
mitral valve prolapse
Na+
sodium ion
NSR
normal sinus rhythm
P
pulse (rate)
PAC
premature atrial contraction
PMI
point of maximum impulse
PTCA
percutaneous transluminal coronary angioplasty
RA
right atrium
RV
right ventricle
S1
first heart sound
S2
second heart sound
SA
sinoatrial
SBE
subacute bacterial endocarditis
TEE
transesophageal echocardiogram
transesophageal echocardiography
TPR
temperature, pulse, and respirations
V fib
ventricular fibrillation
V tach
ventricular tachycardia
VLDL
very low density lipoprotein