A&P 2 Lab Exam 1 (heart anatomy)


Terms in this set (...)

apex of the heart
lower tip of the heart pointing down toward the 5th left intercostal space
base of heart
broader area of heart's outline located at the 3rd right and left intercostal spaces
inner layer of heart. membrane lining the cavities/chambers of the heart. simple squamous layer of cells.
fibrous pericardium
tough, white fibrous connective tissue that is the outer layer of the pericardium. protects, anchors and prevents overfilling of heart
heart wall
consists of 3 layers: epicardium, myocardium, endocardium
area between the lungs containing the heart, aorta, venae cavae, esophagus, and trachea
Thick middle muscle layer of the heart (cardiac muscle)
parietal layer of serous pericardium
superficial, lines internal surface of fibrous pericardium
pericardial cavity
a thin space separating parietal and visceral layers of serous pericardium
Double-layered membranous sac surrounding the heart.
serous pericardium
inner layer of pericardium
visceral layer of serous pericardium
deeper, adheres to heart tissue (epicardium) (visceral pericardium)
aortic arch
a curved blood vessel from which arteries branch to the head and neck.
aortic valve
The semilunar valve separating the aorta from the left ventricle that prevents blood from flowing back into the left ventricle.
ascending aorta
Branches off the left ventricle; carries oxygen rich blood to parts of the body above the heart
auricle of left atrium
paired, only portion of left atrium seen in anterior view
auricle of right atrium
bicuspid valve
coronary sulcus
inferior vena cava
interventricular sulcus
left atrium
left pulmonary arteries
left pulmonary veins
left ventricle
pulmonary trunk
pulmonary valve
right atrium
right pulmonary arteries
right pulmonary veins
right ventricle
superior vena cava
tricuspid valve