NURS N5315

Discuss the anatomy and physiology of the brain and brain stem. Explain the function of the twelve cranial nerves Crani al Nerv e Function Sign of Dysfunction I Olfactory: sensory, carries impulses for sense and smell Loss or disturbance in the sense of smell. II Optic: Sensory, carries impulses for vision decreased visual acuity and contrast sensitivity, impaired color vision, and an afferent pupillary defect. (blindness) III Oculomotor: Contains motor fibers to interior oblique and to s...