Question 1
Which of the following muscles fixes and depresses the ribs and stabilizes the pelvis during walking?
◦ external oblique
◦ rectus abdominis
◦ transversus abdominis
◦ internal oblique
Question 2
A muscle that opposes, or reverses, a particular movement is a(n) ________.
◦ antagonist
◦ synergist
◦ fixator
◦ agonist (prime mover)