Corpo - O coração

(anatomy) either of the two cavities of the upper part of the heart that pass blood to the ventricles

aurícula

a specialized structure in the human body that controls the flow of fluids or substances in a specific direction

válvula

a heart chamber that receives deoxygenated blood from the body and pumps it to the right ventricle

átrio direito

a heart chamber that receives deoxygenated blood from the right atrium and pumps it to the lungs for oxygenation

ventrículo direito

(anatomy) a chamber in the lower part of the heart that carries the blood from the auricles to the arteries

ventrículo

a heart chamber that receives oxygenated blood from the lungs and sends it to the left ventricle

átrio esquerdo

the heart chamber that receives oxygenated blood from the left atrium and pumps it into the aorta to be distributed throughout the body

ventrículo esquerdo

a heart valve consisting of three leaflets that regulates blood flow between the right atrium and right ventricle

válvula tricúspide

a heart valve that allows blood to flow from the right ventricle to the pulmonary artery

válvula pulmonar

a heart valve between the left atrium and left ventricle that regulates blood flow by opening and closing its two leaflets

válvula mitral

a heart valve that regulates the flow of blood from the left ventricle to the aorta, the largest artery in the body

válvula aórtica

the outermost layer of the heart, providing protection and lubrication to facilitate its smooth functioning

epicárdio

the muscular layer of the heart responsible for its contraction and pumping action

miocárdio

the thin layer of tissue that lines the inside of the heart chambers and valves

endocárdio

the point where the inferior and left borders of the heart meet, representing the tip of the left ventricle

apex

(anatomy) a separating membrane between two cavities, such as that between the nostrils or heart chambers

septum