chapter 14

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what do ECG and EKG stand for?

ECG or EKG stand for electrocardiogram or electrocardiography

what is the heart's upper receiving chamber on each side called? What is the lower pumping chamber called?

The Atrium is the heart's upper receiving chamber on each side. The ventricle is the lower pumping chamber on each side.

what is the general name for a device that restores the normal heart rhythm?

a defibrillator is a device that restores a normal heart rhythm.

what is a heart murmur?

a heart murmur is an abnormal heart sound

what are the three types of heart inflammation?

endocarditis, myocarditis, and pericarditis are three types of heart inflammation.

what is the medical term for a heart attack?

myocardial infarction (MI) is the medical term for a heart attack

what is the name of the sac that encloses the heart?

pericardium

what name is given to the contraction phase of the cardiac cycle? The relaxation phase?

systole is the contraction phase of the cardiac cycle. Diastole is the relaxation phase

what system exerts the main influence on the rate and strength of heart contractions?

the autonomic nervous system is the main influence on the rate and strength of heart contractions

what is the name of the system that supplies blood to The myocardium?

the coronary circulation is the system that supplies blood to The myocardium

what are the names of the innermost middle and outermost layers of the heart wall?

the endocardium is the innermost layer of the heart wall The myocardium is the middle layer and the epicardium is the outermost layer.

what is the scientific name for the heart's pacemaker?

the scientific name for a pacemaker is the sinoatrial node (sa)

what is the purpose of the valves of the heart?

the valves direct the Ford flow of blood through the heart.

what is the cardiac output? What two factors determine cardiac output?

cardiac output is the amount of blood pumped by each ventricle in one minute. It is determined by the stroke volume, the amount of blood ejected from The ventricle with each beat, and by the heart rate, the number of times the heart beats per minute.

what is the general term for using a thin tube threaded through a vessel for diagnosis or repair?

catheterization is the use of a thin tube threaded through vessel for diagnosis or repair

what types of organisms cause rheumatic fever?

certain streptococci can cause rheumatic fever

what is congenital heart disease?

congenital heart disease is a heart disorder present at birth

what techniques use a Diane x-rays to visualize the coronary arteries?

coronary angiography and coronary computed tomography angiography or CTA or techniques that use a dye and x-rays to visualize the coronary arteries

what is the name for a device that is wired to the heart to regulate the heartbeat?

an artificial pacemaker is a device wire to the heart to regulate the heartbeat.

what is an abnormal heart rhythm called?

arrhythmia and dysrhythmia are terms for an abnormal heart rhythm.

how do aspirin and Warfarin act to prevent heart attacks?

aspirin and Warfarin act as anticoagulants to prevent heart attacks.

what degenerative process commonly causes narrowing of the vessels and coronary artery disease?

atherosclerosis commonly causes narrowing of the vessels and coronary artery disease

what does cabg stand for

cabg stands for coronary artery bypass graft


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