complexus Definition
a muscle that arises from the dorsal part of the sacrum and the last lumbar vertebra, and is inserted into the last four ribs and the lower part of the sternum.
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Summary: complexus in Brief
The term 'complexus' [kəmˈplɛksəs] refers to a muscle that originates from the sacrum and lumbar vertebrae and inserts into the ribs and sternum.
