| 单词 |
parasternal |
| 释义 |
parasternal, a. Anat.|pærəˈstɜːnəl| [f. para-1 1 + stern-um + -al1: cf. sternal.] Lying alongside the sternum or breast-bone. parasternal line, a line drawn vertically down the surface of the chest from a point in the collar-bone distant one-third of its length from its inner end. parasternal region, the space between this line and the edge of the sternum.
1870S. J. Gee Auscult. & Percuss. ii. §i. 13 Parasternal (i.e. midway between the side-sternal and nipple lines). Ibid. i. ii. (1893) 39 The position of the impulse [of the heart] is the fifth left interspace midway between the nipple and the parasternal lines. 1899Allbutt's Syst. Med. VI. 16. |

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