tenâ¢or /ËtÉnÉ/USA pronunciation n. the course of meaning that runs through something written or spoken; drift:[countable]The tenor of the meeting was one of tenseness. continuous course or movement:[countable]nothing to disturb the tenor of our lives. Music and Dance [uncountable] the adult male voice between the bass and the alto.
The pulmonary artery carries deoxygenated blood from the heart to the lungs and is the only artery in the body that carries deoxygenated blood. The pulmonary vein carries oxygenated blood from the lungs to the heart, and it is the only vein that carries oxygen-rich blood.
In addition to blood, the circulatory system moves lymph, which is a clear fluid that helps rid the body of unwanted material. The heart, blood, and blood vessels make up the cardiovascular component of the circulatory system.n addition to blood, the circulatory system moves lymph, which is a clear fluid that helps rid the body of unwanted material. The heart, blood, and blood vessels make up the cardiovascular component of the circulatory system.