triangle of auscultation

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ausculatory triangle

[TA]
space bounded by the lower border of the trapezius, the latissimus dorsi, and the medial margin of the scapula, where the absence of musculature allows respiratory sounds to be heard clearly with a stethoscope.

tri·an·gle of aus·cul·ta·tion

(trī'ang-gĕl aws'kŭl-tā'shŭn)
Space bounded by the lower border of the trapezius, the latissimus dorsi, and the medial margin of the scapula, where the absence of musculature allows respiratory sounds to be heard clearly with a stethoscope.
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