A knife wound has severed the oculomotor nerve in a 45 year old man. Which of the following conditions will occur because of this injury?
Constricted pupil
Abduction of the eyeball
Complete ptosis
Paralysis of the ciliary muscle
Paralysis of III NERVE Ptosis Mydriasis Ophthalmoplegia Diplopia Loss of accomdation reflex CHOICE EXPLANATION & ELIMINATION REASON 1 Constricted pupil - due to dilator pupil lesion sympathetic fibres lesion 2 Abduction - due to medial rectus injury 3 Lesion of III nerve will not cause complete Ptosis . elevation of eyelid also by tarsal muscles - supplied by sympathetic fibres 4 Ciliary muscles supplied by III Nerve
Pharynx, larynx and trachea and cranial nerves 3,4,6