Heart Flashcards
location of heart
30, SVC
32, left sup end of coronary sulcus
59, apex of heart
61, right lower end of coronary sulcus
the axis position of heart?
60 degrees saggital
30 degrees transverse
15 in axis og heart
axis of heart?
midcapula–>apex of heart
surfaces of heart?
sternocostal
diaphragmatic
pulmonary right and left
layers of pericardium
parietal and visceral
what is parietal and viceral layer of pericardium made up of?
Parietal: outer fibrous and an inner serous
viceral: serous layer
what is sabbey T
reflections of the pericardium around R. and L. pulmonary veins and IVC.
which are the pericardiac sinuses?
- transvese sinus ( b/w aorta and pulmonary trunk)
- oblique sinus: located at the venous reflections.
arterial supply to pericardium?
pericardiophrenic a. ( Internal thoracic a.)
venous drainage of pericardium?
pericardiophrenic v. —>brachiocephalic v.
Innervation of pericardium?
phrenic n. (c3-c5)
Layers of heart?
- outer fibrous parietal
- Inner serous parietal
- epicardium ( viceral pericardium)
- myocardium
- endocardium
layer of the muscles of heart?
ventricle: (outer: oblique–>circular–> long)
atrium: outer: circular inner: longitudinal
what is pericardial cavity?
space b/W parietal and viscerallayer. Contains serous fluid allowinf free movement and lubricates heart.
what is crux cordis?
where the interventricular sulci join the coronry sulcus at a right angle posteriorly.
what is waterstons groove?
used as surgical incisions into the left atrium. B/w right pulmonary v. and right atrium
branches of aortic arch?
- brachiocephalic trunk(–>right comon carotid and right subclavian)
- left common carotid
- left subclavian