fourth cranial nerve


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Noun1.fourth cranial nerve - either of the two cranial nerves on either side that control the superior oblique muscles of the eyesfourth cranial nerve - either of the two cranial nerves on either side that control the superior oblique muscles of the eyes
cranial nerve - any of the 12 paired nerves that originate in the brain stem
References in periodicals archive ?
But with start of steroid therapy, fourth cranial nerve palsy improved partially whereas third and sixth cranial nerve palsy persisted on left side (Table 1, Figure 2).

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