James F. Reger, The Fine Structure of Neuromuscular Junctions and the Sarcoplasmic Reticulum of Extrinsic Eye Muscles of Fundulus heteroclitus, The Journal of Biophysical and Biochemical Cytology, Vol ...

The trochlear nerve, also known as cranial nerve 4 (CN IV), controls the superior oblique muscle in your eye. This muscle allows you to move your eyeball down and shift your gaze from side to side.

To quantitatively determine the size and contractility of the superior oblique (SO) muscle in primary SO overaction (PSOOA). A prospective, observational study was conducted on 12 patients with ...