Abduction of eyeballs is by the action of_______________?
Correct answer: A. Lateral rectus, superior oblique and the inferior oblique
- A. Lateral rectus, superior oblique and the inferior oblique
- B. Medial rectus superior rectus and the inferior rectus
- C. superior oblique and the superior rectus
- D. Inferior oblique and the inferior rectus
Explanation
Abduction means turning the cornea laterally, which is performed directly by lateral rectus and assisted by both oblique muscles. The recti listed in the other options mainly produce adduction or vertical movements.
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