MRCP UK EXAMINATIONS

Detailed explanation-1: -Trigeminal sensory ganglion. The ophthalmic part of the trigeminal nerve supplies sensation to the cornea, ciliary body, lachrymal glands, conjunctiva, nasal mucosa, and the skin of the nose, eyelid, and forehead.

Detailed explanation-2: -Doctors use an MRI to examine the entire facial nerve. This imaging test also allows a doctor to identify swelling or a growth on or near the nerve. Your doctor may recommend a type of MRI that uses a contrast agent, or dye, called gadolinium.

Detailed explanation-3: -Answer: The 7th cranial nerve is the facial nerve. The main function of each of the two 7th cranial nerves is facial movement on the same side (ipsilateral). Left sided forehead wrinkle, left eyelid closure, and movement of the left half of the face is stimulated by the left 7th cranial nerve.

Detailed explanation-4: -Sensory innervation of the forehead and anterior scalp is supplied by the supraorbital and supratrochlear nerves, being branches of the ophthalmic division of the trigeminal nerve. The supraorbital nerve and vessels emerge from the supraorbital foramen or notch and continue superiorly.