(Science: anatomy, orthopaedics) muscles which move a portion of the body toward the midline such as lowering your arm to your side. A muscle that draws a part toward the median line.A muscle that is responsible for bringing a part of the body closer to the main bulk of the body, such as the biceps in the arm that pull the arm closer to the torso of the body. See [[abductor.
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... (C), and rotated in the frontal plane (D). These rotations displace the fang sheath (D,E), removing barriers to venom flow such that when the M. adductor mandibulae externus superficialis (AMES) contracts, venom pressure can expel venom through the specialized exit orifice of the fang (E). P, ...
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