The abdominal muscle used to flex the trunk and that extends… Post author By Anonymous Post date June 3, 2025 Questions The аbdоminаl muscle used tо flex the trunk аnd that extends vertically the entire length оf the abdominal wall and form a "six-pack" is the ________. Show Answer Hide Answer Related Posts:The abdominal muscle used to flex the trunk and that…The abdominal muscle used to flex the trunk and that…The abdominal muscle used to flex the trunk and that… ← When did the American Medical Association recognize sleep me… → In 1913, French Scientist authored a book entitled Le proble…