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ECHOCARDIOGRAPHY AND IMAGING MODALITIES EXAM
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ECHOCARDIOGRAPHY AND IMAGINGMODALITIES EXAM
The heart is the ____ of the circulatory system, sending ____________ to the lungs
and ____________ throughout the body.
Center: Deoxygenated blood.
Oxygenated blood.
Where is the heart located?
Between the third and fifth intercostal spaces.
What is the name for the upper section of the heart?
Base
What is the name given to the lower section of the heart?
Apex
What are the large vessels located at the base of the heart?
Aorta and pulmonary arteries
What is the pericardium?
A sac that surrounds the heart.
,What are the three layers of the heart muscle?
Epicardium (the outside layer), myocardium (the thick muscle layer), and
endocardium (the thin interior layer)
What are the four chambers of the human heart?
The right atrium (upper chamber), the right ventricle (lower chamber), and the left
atrium (upper chamber)
Which chamber of the heart is most posterior?
LA, left atrium.
Which chamber of the heart is more anterior?
RV: Right ventricle
What is the moderator's band?
The upper section of the RV contains dense tissue.
Which chamber of the heart is thickest, and why?
The left ventricle is the thickest because it pumps blood under more pressure than
the other chambers.
What are the heart's four valves?
Mitral (atrioventricular, A-V valve), Tricuspid (atrioventricular, A-V valve),
Pulmonary (semilunar valve), aortic (semilunar valve)
, What's another name for the mitral valve?
Bicuspid Valve
The Mitral Valve has
Two leaflets.
The tricuspid valve contains
Three leaflets.
*Remember, "tri" equals three.
Which valves have leaflets and which ones have cusps?
The atrioventricular valves (mitral and tricuspid) have leaflets. The semilunar
(SAILOR MOON!!) valves (pulmonic and aortic) are cusped.
The aortic valves have
Three cusps.
The pulmonary valve has
Three cusps.
Every valve contains three cusps or leaflets, except for the
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