Wiley

Too much tone- nerve irritability can cause increase in nerve impulses to muscles which causes spasms. ... rotates the pupil down and out- innervated by CN IV, the Trochlear nerve. 2) Lateral Rectus: pulls eyeball laterally, innervated by CN VI Abducens 3) Other Rectus m. (MediaL Lateral, Superior): innervated by CN III Oculomotor n. 4 ... ................
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