Aortic ostium


aortic ostium

aortic ostium n.
the opening from the left ventricle of the heart into the ascending aorta, guarded by the aortic valve.

Read Also:

  • Aortic septal defect

    aortic septal defect aortic septal defect n. a small congenital opening between the aorta and pulmonary artery just above the semilunar valves. also called aorticopulmonary septal defect.

  • Aortic sinus

    aortic sinus aortic sinus n. the sp-ce between each semilunar valve and the wall of the aorta.

  • Aortic stenosis

    abnormal narrowing of the aorta, especially of its orifice, usually as a result of rheumatic fever or embryologic anomalies. historical examples aortic stenosis, the rarest of the valvular lesions, is practically always accompanied by high pressure picture. arteriosclerosis and hypertension: louis marshall warfield aortic stenosis n. pathological narrowing of the orifice of the aortic valve.

  • Aortic valve

    a semilunar valve between the aorta and the left ventricle of the heart that prevents the blood from flowing back into the left ventricle. contemporary examples even though he underwent an aortic valve replacement in 2008, he insists he has no intention of retiring anytime soon. jim lehrer’s cross-country fantasy sandra mcelwaine april 23, 2010 […]

  • Aortic vestibule

    aortic vestibule aortic vestibule n. the part of the left ventricle of the heart below the aortic orifice that allows room for segments of the closed aortic valve.


Disclaimer: Aortic ostium definition / meaning should not be considered complete, up to date, and is not intended to be used in place of a visit, consultation, or advice of a legal, medical, or any other professional. All content on this website is for informational purposes only.