Vasco Nunez de Balboa went on to discover new lands and was appointed governor of different regions in the Americas. One of his biggest achievements was that of crossing over the southern part of the continent by crossing the present day Isthmus of Panama.
extraocular m's the six voluntary muscles that move the eyeball: superior, inferior, middle, and lateral recti, and superior and inferior oblique muscles. See appendix 3-4. extrinsic muscle one that originates in another part than that of its insertion, as those originating outside the eye, which move the eyeball. fixation m's (fixator m's) accessory muscles that serve to steady a part. gluteal m's three muscles, the greatest, middle, and least, that extend, abduct, and rotate the thigh.
Extraocular Muscles: There are six muscles that are present in the orbit (eye socket) that attach to the eye to move it. These muscles work to move the eye up, down, side to side, and rotate the eye. The superior rectus is an extraocular muscle that attaches to the top of the eye. It moves the eye upward.