CARDIO MICROANATOMY
Generalorganisation
Muscular pumpresponsible for
moving blood around the circulation
Divided into two sides each
by
an atrium and ventricle
A
Right heart pulmonary circulation
Fed
by inf and sup vena cavae
blood sent to lungs via pulmonary trunk
B Left heart systemic circulation
Fed pulmonary veins sent to body via aorta
by
External features liga ductus
men turn arteriosm Cfo eatal
arteriosm Tethers
aorta 1 p trunk
of
, Pericardium
Composition Fibrous
pericardium limits heart
motion stopping it from over
expanding Attaches to great
vessels at base of heart and
to the Central tendon of the
diaphragm
Serous pericardiumCx 2
Encloses the pericardialcavity
Parietal outer t visceral inner
3 layers of the heart wall
Epicardium Visceral pen car
f H
di um Simple squamous
epi
Sub epicardium loose CT and
an
the heart
Myocardium Thickest bundles and layers of
layer
cardiac muscle cells
Generalorganisation
Muscular pumpresponsible for
moving blood around the circulation
Divided into two sides each
by
an atrium and ventricle
A
Right heart pulmonary circulation
Fed
by inf and sup vena cavae
blood sent to lungs via pulmonary trunk
B Left heart systemic circulation
Fed pulmonary veins sent to body via aorta
by
External features liga ductus
men turn arteriosm Cfo eatal
arteriosm Tethers
aorta 1 p trunk
of
, Pericardium
Composition Fibrous
pericardium limits heart
motion stopping it from over
expanding Attaches to great
vessels at base of heart and
to the Central tendon of the
diaphragm
Serous pericardiumCx 2
Encloses the pericardialcavity
Parietal outer t visceral inner
3 layers of the heart wall
Epicardium Visceral pen car
f H
di um Simple squamous
epi
Sub epicardium loose CT and
an
the heart
Myocardium Thickest bundles and layers of
layer
cardiac muscle cells
