The<unk>  (external auditory meatus, external acoustic meatus), is a tube running from the outer ear to the middle ear. The human<unk>  extends from the pinna to the eardrum and is about 26 mm in length and 7 mm in diameter.
Ear canal
Outer ear
Lacrimal bone
Cauliflower ear
Paranasal sinus
Earlobe
Lacrimal canaliculi
Dental alveolus