Circulatory System Flashcards
how many chambers does the heart have? what are the functions?
left and right receiving rooms (atria)
left and right sending rooms (ventricles)
what does the left side of the heart do?
handles O2 rich blood
what does the right side of the heart do?
O2 poor blood
what divides the two sides?
septum ; wall of muscle
valve
valvul/o
how many valves are there?? what is their purpose??
two atrioventricular valves
two valves between ventricles and arteries
purpose is to prevent blood from flowing backwards
where does blood collect??
in the atria
what valve of the heart connects the left atrium and ventricle?
mitral valve
what part of the heart connects the left ventricle to the outgoing vessel?
the aorta
what valve is the connector between the atrium and the ventricle?
tricuspid valve
what valve connects the right ventricle and the outgoing blood vessel pulmonary artery?
pulmonary valve
when the heart compresses, do the arteries force the blood in or out into the blood vessels (arteries)?
OUT
what ventricle is responsible for sending blood to the lungs to get fresh air O2 and get rid of CO2?
right ventricle
what ventricle is responsible for fresh blood sent out from the heart to the rest of the body to provide O2 and collect body’s CO2 waste?
left ventricle
atrium (upper chamber)? (think of largest space in a building)
atri/o
septum plural is septa
sept/o
ventricle (lower chamber)
ventricul/o
what ventricle forces blood into the main outgoing vessel (aorta)?
left
where does the aorta branch out into?
smaller arteries, making its way to other organs
tiny vessels are called what?
capillaries
heart
coron/o
at the same time that the LV pumps blood into the aorta, what happens next?
the RV pumps blood into the pulmonary artery
the pulmonary artery carrie’s blood to the lungs to attain _____ and discard _____?
oxygen, CO2
what happens once O2 and CO2 are traded?
the blood returns to the heart through a system of veins that lead to the main pulmonary vein
where does the pulmonary vein dump the O2 blood into?
the left atrium
when the valve opens between the left atrium and LV, what happens?
the blood fills the ventricle and the cycle continues
aorta
aort/o
artery
arteri/o
fatty plaque
arther/o
vein
phleb/o
ven/o
pectoralgia
chest/pain
angina pectoris
to choke chest
oppressive pain in the chest caused by irregular blood flow to the heart
arrhythmia
a/rrhythm/ia
no/rhythm/condition
irregular heartbeat
dysrhythmia
dys/rhythm/ia
bad/rhythm/condition
irregular heartbeat (arrhythmia more common)
palpitation
rapid or irregular beating of the heart
diaphoresis
dia/phoresis
through/carry
profuse sweating
hemorrhage
hemo/rrhage
blood/burst forth
loss of blood
phlebalgia
phleb/algia
vein/pain
pain in a vein
how does blood pressure work?
it measures how strong the flow of blood is in the body
when a patients heart muscle fibers are contracting and sending blood out of the ventricles, the pressure in the arteries is at its ____?
highest
what heart sound is the closing of valves in the heart between the atria and the ventricles?
S1 (1st heart sound)
systole
how does systole end?
closing of the pulmonary and aortic valves which leads to S2
endocardium
endo/card/ium
inside/heart/tissue
tissue lining inside the heart
epicardium
epi/card/ium
upon/heart/tissue
tissue lining outside the heart
myocardium
myo/card/ium
muscle/heart/tissue
heart muscle tissue
pericardium
peri/card/ium
around/heart/tissue
tissue around the heart
cardiomegaly
cardio/megaly
heart/enlargement
enlarged heart
cyanosis
cyan/osis
blue/condition
bluish appearance to the skin —— a sign that the tissue isn’t receiving enough oxygen
murmur
abnormal heart sound
vena cava
vena cava
vein hollow
large-diameter vein that gathers blood from the body and returns it to the heart
inferior vena cava
inferior vena cava
lower vein hollow
portion of the vena cava that gathers blood from the lower portion of the body
superior vena cava
superior vena cava
upper vein hollow
portion of the vena cava that gathers blood from the upper portion of the body (head and arms)
angiogenesis
angio/genesis
vessel/creation
development of blood vessels
angiolith
angio/lith
vessel/stone
stone forming in the wall of a blood vessel
angiopoieses
angio/poieses
vessel/formation
formation of blood vessels
angiosclerosis
angio/scler/osis
vessel/hard/condition
hardening of a blood vessel
aortecstasia
aort/ecstasia
aorta/dilation
dilation of the aorta
aortic stenosis
aort/ic sten/osis
aorta/pertaining to
narrow/condition
narrowing of the aorta
aortalith
aorto/lith
aorta/stone
stone deposit in the wall of the aorta
arteriorrhexis
arterio/rrhexis
artery/rupture
rupture of an artery
arteriosclerosis
arterio/scler/osis
artery/hard/condition
hardening of an artery
atherogensis
athero/genesis
fatty plaque/creation
formation of fatty plaque on the wall of an artery
atherosclerosis
athero/scler/osis
fatty plaque/hard/condition
hardening of an artery due to buildup of fatty plaque
embolism
embol/ism
embolus/condition
blockage in a blood vessel caused by an embolus
embolus
em/bolus
in/throw
mass of matter found in the blood
occlusion
closing or blockage of a passage
phlebosclerosis
phlebo/scler/osis
vein/hard/condition
hardening of a vein
thrombus
stationary blood clot
can break off and become thromboembolus
vasospasm
vaso/spasm
vessel/involuntary contraction
involuntary contraction of a blood vessel
venostasis
veno/stasis
vein/standing
trapping of blood in an extremity due to compression
angiogram
angio/gram
vessel/record
record of the blood vessels
angiography
angio/graphy
vessel/writing procedure
procedure to describe the blood vessels
angioscope
angio/scope
vessel/device for looking
device for looking into a blood vessel
cardiac catheterization
cardi/ac catheter/ization
heart/pertaining to catheter/procedure
process of inserting a tube (catheter into the heart)
blood pressure
the force exerted by blood on the walls of blood vessels
diastolic pressure
dia/stol/ic pressure
through/send/pertaining to
pressure exerted on blood vessels when heart is relaxed
systolic pressure
sys stol/ic
together/send/pertaining to
pressure exerted on blood vessels when heart is contracting
cardiovascular
cardio/vascul/ar
heart/vessel/pertaining to
pertaining to the heart and blood vessels
coronary circulation
coron/ary circulation
heart/pertaining to
circulation of blood from the heart to the heart muscle (the heart always feeds itself first)
pulmonary circulation
pulmon/ary circulation
lung/pertaining to
circulation of blood from the heart to the lungs (to oxygenate it)
systemic circulation
sys/stem/ic circulation
together/stand/pertaining to
circulation of blood from the heart to the rest of the body
atrial fibrillation
atri/al fibrill/ation
atrium/pertaining to
little fibers/process
quivering or spontaneous contraction of muscle fibers in the hearts atrium
atrial septal defect (ASD)
atri/al sept/al de/fect
atrium/pertaining to septum/pertaining to bad/made
flaw in the septum that divides the two atria of the heart
cardiac arrest
cardi/ac arrest
heart/pertaining to
stop
cessation of functional circulation
cardiomyopathy
cardio/myo/pathy
heart/muscle/disease
disease of the heart muscle
congestive cardiomyopathy
con/gestive cardiomyopathy
together/bring
heart cavity is unable to pump all of the blood out of itself (congestive) and becomes stretched (dialated), which causes weak/slow pumping of blood
dialated cardiomyopathy
dilated cardio/myo/pathy
expanded heart/muscle/disease
another term for congestive cardiomyopathy
congestive heart failure (CHF)
con/gest/ive heart/failure
together/bring/pertaining to
heart failure characterized by the heart cavity being unable to pump all the blood out of itself (congestive)
coronary thrombosis
coron/ary thromb/osis
heart/pertaining to clot/condition
obstruction of a coronary artery by a clot
endocarditis
endo/card/itis
inside/heart/inflammation
inflammation of the tissue lining the inside of the heart
myocardial infarction
myo/cardi/al in/farc/tion
muscle/heart/pertaining to
in/stuff/condition
death of heart muscle tissue
myocardial ischemia
myo/cardi/al
isch/emia
muscle/heart/pertaining to
hold back/blood condition
blockage of blood to the heart muscle
pericardial effusion
peri/cardi/al ef/fusion
around/heart/pertaining to
out/pour
fluid pouring out into the tissue around the heart
aneurysm
an/eury/sm
up/wide/condition
bulge in a blood vessel
angio edema
angio/edema
vessel/swelling
swelling of blood vessels
aortic aneurysm
aort/ic an/eury/sm
aorta/pertaining to up/wide/condition
bulging or swelling of the aorta
thrombophlebitis
thrombo/phleb/itis
clot/vein/inflammation
inflammation of a vein caused by a clot
antianginal
anti/angin/al
against/angina(choke)/agent
drug that prevents or relieves symptoms of angina pectoris
cardio tonic
cardio/tonic
heart/tone/agent
drug that increases the strength of the heart contractions
thrombo lytic
thrombo/lyt/ic
clot/loose/agent
drug that breaks down clots
vasopressor
vaso/press/or
vessel/press/agent
drug that constricts or narrows the diameter of a blood vessel
cardiopulmonary bypass
cardio pulmon/ary bypass
heart/lung/pertaining to
procedure that temporarily circulates and oxygenates a patient’s blood during the portion of heart sx where the heart is stopped
cardio thoracic sx
cardio thorac/ic surgery
heart/chest/pertaining to
surgery that involves cutting through the patients chest to get to the heart
cardio version
cardio/vers/ion
heart/turn/procedure
returning a heart to normal rhythm
coronary artery bypass graft (CABG)
borrowed piece of blood vessel used to bypass a blocked artery in the heart
percutaneous conorary intervention
per/cutane/our coron/ary
through/skin/pertaining to heart/pertaining to
alternating treatment for a coronary artery that passes instruments up a patients blood vessels into a heart
pericardiocentesis
peri/cardio/centesis
around/heart/puncture
puncture of tissue around the heart
anastomosis
ana/storm/osis
up/mouth/condition
creating of an opening between two normally separate structures
angio rrhapy
angio/rrhapy
vessel/suture
suture of a vessel
artherectomy
arther/ectomy
fatty plaque/removal
sx removal of a fatty plaque within an artery
endarterectomy
end/arter/ectomy
inside/artery/removal
sx removal of the inside of an artery
phlebophlebostomy
phlebo/phlebo/stomy
vein/vein/opening
procedure to create an opening between two veins
varicotomy
varico/tomy
swollen/incision
sx removal of a varicose vein
AAA
abdominal aortic aneurysm
ASD
atrial septal defect
CABG
coronary artery bypass graft
CO
cardiac output
CTA
computed tomographic angiography
HTN
hypertension
MRA
magnetic resonance angiography
PCI
percutaneous coronary intervention
SCA
sudden cardiac arrest
SV
stroke volume
TEE
Transesophageal echocardiogram
VSD
ventricular septal defect