cross sectional week 7

which ribs are considered the floating ribs

rib pairs 11 and 12

which tissue layer of the breast contains the excretory ducts

mammary

what is the basic unit of pulmonary structure and function called

secondary pulmonary lobule

the functional unit of the respiratory system is the

alveoli

where is the thymus gland located

posterior to the manubrium

which heart valve is located between the left atrium and the left ventricle

bicuspid

which vessel supplies blood to the left atrium and ventricle

left coronary artery

where is the foramen ovale located

within the interatrial septum

which chamber of the heart receives the pulmonary veins

left atrium

which structure is considered the pacemaker of the heart

sinoatrial node

which muscles are located between the tubercle and angle of the ribs and help to elevate the ribs during respiration

Levatores costarum

the thoracic duct empties into the

left subclavian vein

the large indentation on the medical surface of the left lung is termed the __ notch

cardiac

the trachea bifurcates at approx. the level of

T4-T5