Lecture 13: Blood Supply and Venous Drainage Flashcards
aortic valve during systole
opens
coronary arteries during diastole
blocked
aortic valve during diastole
closed
when does coronary perfusion occur
during diastole
arteries around the outside of the heart
-LCA
-Circumflex a.
-RCA
-Marginal a.
-Posterior Descending a.
-Left anterior descending a.
veins around the heart
-great cardiac v.
-small cardiac v.
-middle cardiac v.
-coronary sinus
branching from the aortic arch
-brachiocephalic trunk
-L. subclavian a.
-L. common carotid a.
pathway for systemic circulation
- pulmonary v.
- left atrium
- bicuspid valve
- left ventricle
- aortic valve
- aorta
what does the right common carotid artery branch from
brachiocephalic trunk
External carotid a. supplies
head and neck
Internal carotid a. supplies
the brain
what does the internal carotid artery pass through
carotid canal
which arteries does the external carotid artery give off
Superficial temporal, posterior aricular, maxillary, occipital, ascending pharangeal, facial, lingual, superior thyroid
what does the subclavian a. give off?
vertebral a.
when does the subclavian a. become the axillary a.
first rib
when does the axillary a. become the brachial a.
inferior border of teres major
what does the brachial a. split into
ulnar and radial arteries
what is the superficial palmarar arch formed by
radial and ulnar arteries
what does the superficial palmar arch give off
digital arteries
what does the descending aorta give of
posterior intercostal arteries
what does the internal thoracic a give off?
anterior intercostal arteries
what does the internal jugular vein give off?
facial vein
veins of the head and neck
external jugular vein, internal jugular vein, anterior jugular vein, subclavian vein, brachiocephalic vein
what does the subclavian vein become
axillary vein
superficial upper limb veins
cephalic vein, basilic vein, and median cubital vein
deep veins of the upper limb
subclavian, axillary and brachial veins
what does the SVC branch into
brachiocephalic veins
what drains into the SVC from inferiorly
azygos vein
veins of the thorax
hemiazygos v., posterior intercostal veins, accessory hemiazygos vein, azygos v.
what does the abdominal aorta pass through
the aortic hiatus
unpaired branches of the abdominal aorta
celiac trunk, superior mesenteric a., inferior mesenteric a.
what does the celiac trunk give off
Left gastric a., common hepatic a., splenic a.
what does the left gastric a. supply
Lesser curvature of stomach
what does the common hepatic a. supply
liver