During ear examination, cough occurs due to stimulation of -
Vagus
Trigeminal
Hypoglossal
Trochlear
Ans. is 'a' i.e., Vagus "Irritation of the auricular branch of the vagus in the external ear may reflexly cause cough, vomitting.or even death due to sudden cardiac inhibition. " - BDCo Auricular branch of the vagus nerve is also known as Alderman's nerve.
Ear