Musculoskeletal variations Keyword: Musculoskeletal variations 1 Question Articles Volume 10, Issue 2Pollical Palmar Interosseous Muscle (PPIM) of Henle: The evolution of handgrip in primates and implications in human biology. O.M. Adheke April 26, 2021 Human Physique handgrip, human biology, Musculoskeletal variations, PPIM,