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.
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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.