Pericardium

Question 1

What is the fibrous sac the surrounds the heart and the roots the great vessels?

Answer 1

Pericardium

Question 2

Which is the layer of the pericardium that is the strongest and most dense.

Answer 2

Fibrous Layer of Pericardium

Question 3

The fibrous pericardium is continuous with what other major structure?

Answer 3

Central Tendon of the Diaphragm

Question 4

What are the two variable fibrous strands that connect the pericardium to the posterior aspect of the sternum?

Answer 4

Sternopericadial Ligamnets

Question 5

What are the two layers of the serous pericardium?

Answer 5

1) Parietal Layer

2) Visceral layer

Question 6

What is the potential spaces between the two layers of the serous pericardium?

Answer 6

Pericardial Cavity

Question 7

What fills the pericardial cavity?

Answer 7

Serous Fliud

Question 8

Which layer of the serous pericardium is firmly adhered to the outer surface of the heart?

Answer 8

Visceral Layer

Question 9

What lines the inner surface of the fibrous pericardium?

Answer 9

Parietal Layer of the serous pericardium

Question 10

What is equivalent to the visceral layer of the serous pericardium?

Answer 10

Epicardium

Question 11

What is composed of mainly of cardiac muscle fibers?

Answer 11

Myocardium

Question 12

What is the smooth endothelium which lines the inside of the heart?

Answer 12

Endocardium

Question 13

how many chambers are in the heart?

Answer 13

four (4)

Question 14

What is the general location of the transverse pericardial sinus?

Answer 14

Posterior to the aorta and pulmonary trunk

Anterior to the superior vena cava and the left atrium

Question 15

What is the general location of the oblique pericardial sinus?

Answer 15

Posterior to the heart

Surrounded by the left and right pulmonary veins and the inferior vena cava

Question 16

What is the most important artery of the pericardium?

Answer 16

Pericadriacophranic Artery

Question 17

What supplies only the visercal layer of the serous pericardium?

Answer 17

Coronary Arteries

Question 18

Waht areteries gve blood supply to the pericardium?

Answer 18

1) Pericadiacophrenic Artery
2) Bronchial Artery
3) Esophageal Artery
4) Coronary Artery

Question 19

Which nerve give sensory innervation to teh pericardium?

Answer 19

Phrenic Nerve

Question 20

Which nerve gives vasomotor innervation to the pericardium?

Answer 20

Sympathetic Trunk

Question 21

Which other nerve will give innervation to the pericadrium?

Answer 21

Vagus

Question 22

The phrenic nerve passes where in relation to the pericardium?

Answer 22

Between the parietal pleura and the fibrous pericardium