Pericardium Flashcards
What is the fibrous sac the surrounds the heart and the roots the great vessels?
Pericardium
Which is the layer of the pericardium that is the strongest and most dense.
Fibrous Layer of Pericardium
The fibrous pericardium is continuous with what other major structure?
Central Tendon of the Diaphragm
What are the two variable fibrous strands that connect the pericardium to the posterior aspect of the sternum?
Sternopericadial Ligamnets
What are the two layers of the serous pericardium?
1) Parietal Layer
2) Visceral layer
What is the potential spaces between the two layers of the serous pericardium?
Pericardial Cavity
What fills the pericardial cavity?
Serous Fliud
Which layer of the serous pericardium is firmly adhered to the outer surface of the heart?
Visceral Layer
What lines the inner surface of the fibrous pericardium?
Parietal Layer of the serous pericardium
What is equivalent to the visceral layer of the serous pericardium?
Epicardium
What is composed of mainly of cardiac muscle fibers?
Myocardium
What is the smooth endothelium which lines the inside of the heart?
Endocardium
how many chambers are in the heart?
four (4)
What is the general location of the transverse pericardial sinus?
Posterior to the aorta and pulmonary trunk
Anterior to the superior vena cava and the left atrium
What is the general location of the oblique pericardial sinus?
Posterior to the heart
Surrounded by the left and right pulmonary veins and the inferior vena cava
What is the most important artery of the pericardium?
Pericadriacophranic Artery
What supplies only the visercal layer of the serous pericardium?
Coronary Arteries
Waht areteries gve blood supply to the pericardium?
1) Pericadiacophrenic Artery
2) Bronchial Artery
3) Esophageal Artery
4) Coronary Artery
Which nerve give sensory innervation to teh pericardium?
Phrenic Nerve
Which nerve gives vasomotor innervation to the pericardium?
Sympathetic Trunk
Which other nerve will give innervation to the pericadrium?
Vagus
The phrenic nerve passes where in relation to the pericardium?
Between the parietal pleura and the fibrous pericardium
