Source of epistaxis after ligation of external carotid aery is:
A, B and C are branches of external carotid aery. If external carotid aery is ligated,the source of epistaxis will be Ethmoidal aery which is a branch of internal carotid aery. Ref Dhingra 6/e,p 178.
Maxillary aery
Greater palatine aery
Superior labial aery
Ethmoidal aery
Nose and paranasal sinuses