Heart 1 Flashcards
Cardiovascular system consists of
Heart
Blood vessels
Blood
Primary function of the heart
Deliver oxygen and water nutrients and electrolyte to all body tissue
Remove carbon dioxide and metabolic waste product from tissues and return them to the lungs and kidney for removal
Heart
Pump
Blood vessels
Delivering and return system
Blood
Transport medium
Hesrt wall
Pericardium
Pericardium
Outer most sac that surrounds heart consist of serous pericardium and fibrois pericardium
Pericardial cavity
Lies between the parietal and visceral pericardium. This cavity contains a small amount of fluids
Heart wall
Endocardium
Myocardium
Epicardium
Endocardium
Lones inside the upper chambers of rhe heart
Myocardium
Cardiac muscle. The working part of the heart
Epicardium
Covers the external surface of the heart
Chambers pf the heart
Right- atria and ventricle
Left - atria and ventrcle
Right
Body ra rv lungs left aid eof the heart
Low pressure- low resistance
Left
Atria and ventricle
( highpressure and high resistance)
Lungs lv la body then aorta