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

A

carries blood form pulmonary trunk to lungs

Q

septa. atrial and ventricular

A

divides heart longitudinally

Q

pericardium

A

surrounds and protects heart

Q

fossa ovalis

fetus: foramen ovale

A

fetal opening between atria

Q

sinoatrial node

A

pacemaker; determines heart rate

Q

atrioventricular node

A

conducts contraction impulses

Q

bundle of His, left and right branches

A

conducts contraction impulses

Q

Purkinje fibers

A

conducts contraction impulses

Q

esophagus

A

food passageway to stomach

Q

trachea

A

air passageway

Q

left and right primary bronchi

A

air passageways to left and right lungs

Q

all arteries

A

carry blood away from the heart

Q

all veins

A

carry blood toward the heart

Q

all chambers

RA,RV, LA,LV

A

pump blood