- right parasternal impulses
- cardiac impulses categorized according to their location along the upper, mid, or lower right sternal border.
Medical dictionary. 2011.
Medical dictionary. 2011.
left parasternal impulses — cardiac impulses categorized according to their location along the upper, mid, or lower left sternal border. An upper left parasternal impulse is usually caused by a systolic expansion of a dilated pulmonary artery; a mid to lower left… … Medical dictionary
impulse — 1. A sudden pushing or driving force. 2. A sudden, often unreasoning, determination to perform some act. 3. The action potential of a nerve fiber. [L. im pello, pp. pulsus, to push against, impel (inp )] apex i. conventionally the lowermost,… … Medical dictionary
line — 1. A mark, strip, or streak. In anatomy, a long, narrow mark, strip, or streak distinguished from the adjacent tissues by color, texture, or elevation. SEE ALSO: linea. 2. A unit of … Medical dictionary