chapter 4 - human biology - human heart, veins, etc Flashcards
description of the human heart, veins, arteries, etc 💗
what is the function of the human heart?
to pump the blood throughout the circulatory system.
how many chambers are there in the heart?
4 chambers in the heart.
what are the blood vessels called and how many blood vessels there are?
there are 3 blood vessels in the human heart. they are called: atrium, veins and capilliaries.
what is an atria?
is where the blood collects when it enters the heart.
what is a ventricle?
pump the blood out of the heart to the lungs or around the body.
what is a septum?
seperates the right-hand and left-hand side of the heart.
what is an tricuspid valve?
is located between the right atrium and right ventricle and opens due to a build-up of pressure in the right atrium.
what is the largest artery?
aorta.
what is the largest vein?
vena cava.
which vein carries oxygenated blood?
the pulmonary vein.
which artery carries deoxygenated blood?
the pulmonary artery.
which circuits pumps the blood in the heart?
two circuits. the pulmonary circulation and the systemic circulation.
