Anterior chest wall, posterior to sternum, left of midline, mediastinum cavity
Where is the heart located in the thorax cavity?
on the right atrium
Where are the pectinate muscles located?
What structure is attached to the AV valves and papillary muscles?
closes the AV valves, pulls the chordae tendinae
what does contractions of the papillary muscles accomplish?
The visceral pericardium is also called what?
sac that holds the heart, reduces frictions, anchors heart
What are the two functions of the pericardium?
superior vena cava
Blood returning form the systemic circuit first enters what part of the heart?
What blood vessels bring de-oxygenated blood from systemic circulation?
Blood leaving the lungs enters what part of the heart?
What blood vessel brings oxygenated blood to the heart?
pulmonary semi-lunar valve
Where does the right ventricle pump blood?
Where does the left ventricle pump blood?
Which AV valve is located on the side of the heart that receives blood form the superior vena cava?
pulmonary artery (trunk)
What blood vessel receives blood from the right ventricle?
Pulmonary artery (trunk)
The pulmonary semi-lunar valve can be found in what vessel?
Where is the biscuspid valves located?
pulmonary semi-lunar valve
what is the valve that receives de-oxygenated blood from the right ventricle?
receives blood form veins
What is the function of the atrium?
Which ventricle contains more pressure when it contracts?
Where does the pulmonary arteries carry blood?
Where does the pulmonary veins carry blood?
Which layer of the heart contains the heart valves?
What kind of muscle tissue is the myocardium?
which valves close during the first sound of the heart?
What is the superior portion of the heart called?
What is the inferior portion of the heart called?
Which circuit carries blood from lungs to the heart?
Which circuit carries blood from heart to the tissues?
superior and inferior vena cava, pulmonary veins
Which vessels carry blood to the heart?
pulmonary artery, aorta, arteries
which vesseles carry blood away from the heart?
epicardium, visceral pericardium
Which pericardial layer covers the surface of the heart?
What is a slow heart rate called?
What is the relaxation phase of the cardia cycle called?
What is an abnormal patter of cardiac activity called?
What are abnormal heart sounds called?
What is the backflow of blood form one chamber to another called?
AV vavles would not be able to close
What happens if the papillary muscles fail to contract?
What is another name for a heart attack?
What is the name of the procedure for when an inflatable balloon at the end of a catheter is used to remove plaque from blood vessels?