“sinuatrial”的英文意思_释义_用法

单词

sinuatrial

释义

sinuatrial, a. Anat.|saɪnjuːˈeɪtrɪəl|
Also sinu-atrial.
[f. L. sinu-, stem of sinus + atrial a.]
= sino-atrial a.
1935Gray's Anat. (ed. 26) 67 The sinu-atrial and atrioventricular nodes, the atrioventricular bundle and its right fasciculus, are supplied by the right coronary artery.1962Ibid. (ed. 33) 747 The sinuatrial node is a narrow, horse-shoe shaped structure situated in the upper part of the sulcus terminalis of the right atrium.1968Passmore & Robson Compan. Med. Stud. I. xxviii. 9/2 The part of the heart with the highest spontaneous rate..provides the source of excitation of the whole heart, and this pacemaker is normally the sinuatrial (SA) node.

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