blood vessels and lymphatic system Flashcards
which structures are part of the pulmonary circuit?
pulmonary arteries
pulmonary veins
pulmonary trunk
lungs
alveolar capillaries
right ventricle
which structures are part of the systemic circuit?
aorta
carotid arteries
femoraal arteries
venae cavae
The __________ ventricle pumps blood to the pulmonary circuit while the __________ ventricle pumps blood into the systemic circuit.
right
left
What is the second artery that branches off the aortic arch?
Left common carotid artery
What blood vessel is a tributary of the hepatic portal vein?
Splenic vein
What is the sequence of travel by an impulse through the cardiac conduction system?
Sinoatrial node, atrioventricular node, atrioventricular bundle, bundle branches, Purkinje fibers
what is the simple squamous lining of blood vessels?
endothelium of tunica interna
what is the middle layer of a blood vessel wall?
tunica media
what is the outer layer of a blood vessel wall?
tunica externa
what is the opening within an organ/vessel?
lumen
what is the flap of endothelium used to prevent backflow of blood?
valve
what is a vein?
a thin walled vessel that carries blood under relatively low pressure towards the heart
what is an artery?
a thick walled vessel that carries blood under relatively high pressure away from the heart
what are the features of arteries?
rhythmic blood flow
exibit greater ability to alter vessel diameter
what are veins referred to as?
reservoir vessels
what happens when veins are empty?
collapse