Extraocular muscles and nerves

CN III damage––eye looks down and out,
CN IV damage––diplopia with downward gaze.
CN VI damage––medially directed eye.

CN VI innervates the Lateral
muscles and nerves Rectus.
CN IV innervates the Superior Oblique.
CN III innervates the Rest.

The “chemical formula”
LR6SO4R3.

The superior oblique abducts, intorts, depresses.