Which eye muscles are used to look straight down?

  1. Inferior rectus and medial rectus.
  2. Medial rectus and superior oblique.
  3. Inferior oblique and superior rectus.
  4. Inferior rectus and superior oblique.
Explanation

Answer: D - The inferior rectus and superior oblique are used when a person looks straight down.

Six extraocular muscles act to move the eye left and right, up and down, and intort and excyclotort. The inferior rectus and superior oblique are used to look down, and their function can be tested during an extraocular motility exam.

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