The medial rectus (MR) is a muscle located in the medial aspect of the orbit that is responsible for adduction of the eye. It is one of the extraocular muscles, along with the superior, inferior, and lateral rectus muscles, and the superior and inferior oblique muscles. The MR is innervated by the third cranial nerve […]
Introduction to Adduction: Definitional Scope Adduction is a term utilized across multiple scientific disciplines, most prominently in anatomy and physiology, and secondarily in specialized fields of behavioral psychology related to conditioning and stimulus control. While the contexts diverge significantly, both usages describe a process of drawing components together or establishing proximity relative to a central […]