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48 terms

Chapter 5 Cardiac Cycle and Heart sounds

cardiac system, cycle, heart sounds
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cardiac contraction
systole
cardiac relaxation
diastole
during diastole, blood fills the -----------
ventricles
systole propels blood out of the -----------
ventricles
-graphy
process of recording
-gram
record, writing
electrocardiography
the process of recording electrical activity generated by the heart
electrocardiogram
a record of electrical activity generate by the heart
ECG or EKG
electrocardiogram
tachy-
rapid
brady-
slow
sinus rhythm
normal heart rhythm
microcardia
abnormal smallness of the heart
megalocardia
an enlargement of the heart also known as cardiomegaly
angina pectoris
a heart condition marked by paroxysms of chest pain due to reduced oxygen to the heart
lumen
a cavity or passage in a tubular organ
CAD
coronary artery disease
Coronary Artery Disease
affects the arteries and may cause various pathological conditions, including a reduced flow of oxygen and nutrients to the myocardium
The most common type of CAD
coronary athersclerosis, the leading cause of death in the western wordl
ather/o
fatty plaque
scler-
hardening
-osis
abnormal condition
my/o
muscle
arteriosclerosis
abnormal condition of arterial hardening
atherosclerosis
abnormal condition of fatty plaque hardening
necr/o
death or necrosis
necrectomy
excision or removal of dead tissue
necrophobia
fear of death
cardiac
pertaining to the heart
necrosis
abnormal condition of tissue death
necrosis of the myocardium
occurs when there is insufficient blood supply, may result in cardiac failure and death
myocardial infarction (MI)
caused by an occlusion of one or more coronary arteries
Infarct
localized necrosis resulting from obstruction of the blood supply (ischemia)
thrombus
condition of a blood clot
-us
condition, structure
thromb/o
blood clot
thrombectomy
surgical excision of a blood clot
thrombosis
condition in which a stationary blood clot obstructs a blood vessel at the site of its formation
thrombi
pleural for thrombus
anti-
against
thrombogenesis
producing or forming a blood clot
anticoagulant
to prevent coagulation, the physician uses an agent known as an --- ----------
thrombolysis
destruction or dissolving of a thrombus
aortic aneurysm
a ballooning out of the wall of the aorta
aortic
pertaining to the aorta
hemorrhage
bursting forth (of) blood
cerebral
pertaining to the cerebrum
aneurysm
dilation of a vessel caused by weakness