Atrial septal defect
atrial septal defect
atrial septal defect n.
A defect in the interatrial septum of the heart, due to failure of the embryonic foramen to close normally.
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congenital absence or loss of hair. atrichia a·trich·i·a (ā-trĭk’ē-ə, ə-trĭk’-) n. The congenital or acquired absence of hair. Also called atrichosis.
- Atrichous
atrichous atrichous at·ri·chous (āt’rĭ-kəs) adj. Having no hair.
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lying to under a trysail in heavy weather; .
- Atrio-
atrio- atrio- pref. Atrium: atrioventricular.
- Atriocarotid interval
atriocarotid interval atriocarotid interval a·tri·o·ca·rot·id interval (ā’trē-ō-kə-rŏt’ĭd) n. In a venous pulse tracing, the time between the beginning of the atrial wave and the beginning of the carotid wave.