Functional Anatomy

Question 1

Double-layered sac that covers and protects the heart

The outer layer that is made up of __________ connective tissue which is also tough and inelastic which prevents overdistension of heart

Answer 1

Pericardium; fibrous pericardium

Question 2

Inner layer of the pericardium which is made up of 2 layers

________ pericardium, the outer layer, close contact with the ________

________ pericardium, inner layer, close contact with the surface of heart

Answer 2

Serous pericardium;
parietal; fibrous pericardium
Visceral

Question 3

The space betwren the 2 layers of serous pericardium

With the presence of serous fluid called _______ , normal amount of 15mL used to reduce ______ between layers of pericardium where heart expands / contracts

Answer 3

Pericardial cavity; pericardial fluid; tension

Question 4

Outermost layer of the wall of heart chambers which is the visceral layer of serous pericardium

Answer 4

Epicardium

Question 5

Outermost layer of the wall of heart chambers which is the visceral layer of serous pericardium

Answer 5

Epicardium

Question 6

Middle layer consists of cardiac muscle that forms the bulk of ventricles responsible for ____________ activity

Answer 6

Myocardium; ventricular pump

Question 7

Left ventricular wall thickness = which generates ________ pressure to pump blood into _____ circulation

Right ventricular wall thickness = which generates ________ pressure to pump blood into _____ circulation

Answer 7

10mm; maximum; systemic
5mm; less; pulmonary

Question 8

Inner wall of the heart that consists of layer of endothelium overlying a thin layer of conective tissues

Answer 8

Endocardium