cardovascular system overview Flashcards
3 important capillary beds
the body (systemic circ), heart (cardiac circ), and lungs (pulmonary circ)
major function of cardiovascular system is transportation of:
water, oxygen, CO2, nutrients, waste products, and hormones
the upper limit of the heart is near the ____ anteriorly and _____ posteriorly
sternal angle; intervertebral disc of T4/T5 vertebrae
form the right border of the heart
superior vena cava, right atrium, and inferior vena cava (from the right 3rd costal cartilage to the right 6th costal cartilage)
form the left border of the heart
aortic arch, pulmonary trunk, and left ventricle (from the 2nd intercostal space to the apex of the heart at the 5th intercostal space –midclavicular line)
form the inferior border of the heart
the right and left ventricle apexes (on the superior surface of the diaphragm)
the superior border of the heart is at the ____ on the right of the sternum and the _____ on the left of the sternum
3rd costal cartilage ; 2nd intercostal space
there are 2 _____ valves that control the outflow of the atria and the inflow of ventricles
atrioventricular
right atrioventricular valve
tricuspid valve
left atrioventricular valve
mitral valve
the ____ controls right ventricle outflow and the ____ controls left ventricle outflow
pulmonary valve; aortic valve
the right side of the heart is the pump for the ____ circuit and carries _____ blood
pulmonary circuit; deoxygenated
the left side of the heart is the pump for the _____ circuit and carries ____ blood
systemic; oxygenated
the ___ receives ____ blood and sends it to the lungs to be ____- the returning blood goes to the ____
right atrium; deoxygenated; oxygenated; left atrium
the left atrium receives ____ blood and sends it to the ___ and ____ to be used –returns blood to the ____
oxygenated; body; heart; right atrium
