Heart and Circulatory system Flashcards
fibrous sac that encloses the heart
pericardium
cardiac muscle is referred to _______
myocardium
epithelial tissue lining the inside of the heart
endocardium
drains the head, neck, and upper extremities while the _________ drains the trunk, abdomen, and lower extremities
both drain into the ________
_______ passes through the diaphragm at the opening at the level of _____
superior vena cava
inferior vena cava
right atrium
inferior vena cava, T8
______ leaves the right ventricle to bring deoxygenated blood via the 2 ________ to the lungs to be reoxygenated
pulmonary trunk, pulmonary arteries
oxygenated blood returns to the _____ atrium via the 4 ___________ and then is pumped to the rest of the body via the _______
left atrium, pulmonary veins, left ventricle
leaves the left ventricle
ascending aorta
aortic arch has 3 main branches, ________, ______, __________
brachiocephalic trunk, left common carotid artery, left subclavian artery
_________ called the thoracic aorta in the thoracic cavity and then changes its name to the abdominal aorta after passing through the _______ at the level of _______
branches of the thoracic aorta include the _________, which supply the posterior thoracic wall
descending aorta
aortic hiatus, T12
posterior intercostal arteriesar
_____ and _____ common carotid arteries branch into the ______ and ______ carotid arteries
______ carotid arteries courses through the ______
right, left
internal, external
internal, carotid
vertebral arteries, which arise from the __________, course through thence in the ________, of the cervical vertebrae
subclavian arteries, transverse foramina
continuation of the subclavian arteries after it passes the lateral border of the first rib
axillary artery
continuation of the axillary artery after it passes the inferior border of the teres major
has 3 branches:
brachial artery
profunda brachii artery, radial and ulnar artery
radial artery forms the _______ in the hand
ulnar artery forms the ________ in the hand
deep palmar arch
superficial palmar arch
branches of the subclavian artery include _________ and __________
internal thoracic arteries and vertebral arteries
the internal thoracic arteries gives off the _________
anterior intercostal arteries