latissimus dorsi

     

The latissimus orsi (plural: latissimi dorsi) is the large, flat, dorso-lateral muscle on the trunk, posterior to the arm, and partly covered by the trapezius on its median dorsal region.

Trivia about latissimus dorsi

  • At the gym, "lat" is short for this broad, flat muscle on each side of your back
  • Pulldown exercises strengthen & build the lats, short for this large back muscle

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