Question

multiple-choice question
deltoids are
always antagonists
always synergists
all of these, depending on the movement
always agonists
rewatch
submit

Explanation:

Deltoid muscles' role (agonist, antagonist, synergist) depends on the specific movement (e.g., shoulder abduction, rotation). They aren't always fixed in one role. So the correct option is the one stating "all of these, depending on the movement".

Answer:

C. all of these, depending on the movement (assuming the third option is labeled C; if original labels differ, adjust to match, e.g., if options are A - D, the third option's identifier + text like "C. all of these, depending on the movement")