Ophthalmic N.(V1) Divided into 3 branches: frontal n The frontal N. The lacrimal N The nasociliary N. Function:the touch,temp and pain sensations from: B D anterior half of the scalp,skin of lateral portion the upper eye forehead,upper eyelid,surface of lid,conjunctiva the eyeball,lacrimal gland,side of and lacrimal gland. nose,upper mucosa of the nasal cavity. Ophthalmic N. (V1) Divided into 3 branches: The frontal N. The lacrimal N. The nasociliary N. Function: the touch, temp and pain sensations from: anterior half of the scalp, skin of forehead, upper eyelid , surface of the eyeball, lacrimal gland, side of nose, upper mucosa of the nasal cavity