cardiovascular system Flashcards by Yvonne lambert

Q

aorta, arch

A

receives blood pumped from left ventricle

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Q

pulmonary trunk

A

receives blood pumped from right ventricle

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Q

aortic semilunar valve

A

allows/ direct blood flow from LV into aorta

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Q

pulmonary semilunar valve

A

allows/directs blood to flow into pulmonary trunk

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Q

tricuspid valve

A

allows/ directs blood to flow from right atrium to right ventricle

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Q

bicuspid (mitral) valve

A

allows/ directs blood to flow form left atrium to left ventricle

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Q

auricles (right and left)

A

expand to allow increased atrial blood volume

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Q

ligamentum arteriosum

A

remnant of fetal ductus arteriosus

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Q

chord tendineae

A

hold atrioventricular valves in place

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Q

papillary muscles

A

anchor chordae tendineae

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Q

superior vena cava

A

returns systemic blood to right atrium

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Q

inferior vena cava

A

returns systemic blood to right atrium

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Q

coronary arteries

A

serves heart muscle itself

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Q

cardiac veins

A

serves heart muscle itself

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Q

pulmonary veins left and right

A

carries blood from lungs to LA

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Q

pulmonary arteries left and right

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A

carries blood form pulmonary trunk to lungs

Q

septa. atrial and ventricular

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A

divides heart longitudinally

Q

pericardium

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A

surrounds and protects heart

Q

fossa ovalis

fetus: foramen ovale

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A

fetal opening between atria

Q

sinoatrial node

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A

pacemaker; determines heart rate

Q

atrioventricular node

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A

conducts contraction impulses

Q

bundle of His, left and right branches

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A

conducts contraction impulses

Q

Purkinje fibers

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A

conducts contraction impulses

Q

esophagus

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A

food passageway to stomach

trachea

air passageway

left and right primary bronchi

air passageways to left and right lungs

all arteries

carry blood away from the heart

all veins

carry blood toward the heart

all chambers | RA,RV, LA,LV

pump blood