Pulmonary-tree



noun, Anatomy.
1.
the trachea, bronchi, and bronchioles of the lungs, which together resemble an upside-down tree.

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    pulmonary trunk n. An arterial trunk with origin from the right ventricle of the heart, and dividing into the right and left pulmonary arteries, which enter the corresponding lungs and branch with the bronchi.

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    noun, Pathology. 1. tuberculosis of the lungs. pulmonary tuberculosis n. Tuberculosis of the lungs.



  • Pulmonary-valve

    noun, Anatomy. 1. a semilunar valve between the pulmonary artery and the right ventricle of the heart that prevents the blood from flowing back into the right ventricle. pulmonary valve n. A valve with semilunar cusps at the entrance to the pulmonary trunk from the right ventricle of the heart.

  • Pulmonary-vein

    noun, Anatomy. 1. a vein conveying oxygenated blood from the lungs to the left atrium of the heart. noun 1. any one of the four veins that convey oxygen-rich blood from the lungs to the heart pulmonary vein n. A vein that carries oxygenated blood from the lungs to the left atrium of the heart. […]



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