HEART
1
, Heart-Introduction
Conical hollow muscular organ located
in middle mediastinum
Enclosed within pericardium
About size of clenched fist of individual
Consists of four chambers: right atrium,
right ventricle, left atrium, and left
ventricle
Right atrium receives deoxygenated
blood from superior and inferior venae
cavae and transfer – right ventricle
2
, Heart-Introduction
• Right ventricle passes blood – lungs
through pulmonary trunk and later
pulmonary arteries
• Left atrium receives oxygenated
blood from lungs through four
pulmonary veins and later passes it –
left ventricle
• Left ventricle supplies blood – entire
body through aorta
3
,
1
, Heart-Introduction
Conical hollow muscular organ located
in middle mediastinum
Enclosed within pericardium
About size of clenched fist of individual
Consists of four chambers: right atrium,
right ventricle, left atrium, and left
ventricle
Right atrium receives deoxygenated
blood from superior and inferior venae
cavae and transfer – right ventricle
2
, Heart-Introduction
• Right ventricle passes blood – lungs
through pulmonary trunk and later
pulmonary arteries
• Left atrium receives oxygenated
blood from lungs through four
pulmonary veins and later passes it –
left ventricle
• Left ventricle supplies blood – entire
body through aorta
3
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