Aug 27, 2025 · The pinna, also known as the auricle, is the visible, external part of the ear. It serves as the initial point of contact for sound waves entering the auditory system.

The meaning of PINNA is a projecting body part (such as a feather, wing, or fin).

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Nov 6, 2025 · The external ear can be divided functionally and structurally into two parts; the auricle (or pinna), and the external acoustic meatus – which ends at the tympanic membrane.

Hearing begins when sound waves that travel through the air reach the outer ear, or pinna. All of these animals carry their pinnae side by side on top of the head. The pinnas were normally formed but …

The pinna is the visible part of the ear that protrudes from the head, often referred to as the outer ear. It plays a crucial role in capturing sound waves and directing them into the ear canal, contributing to …

PINNA definition: one of the primary divisions of a pinnate leaf. See examples of pinna used in a sentence.

Definition of 'pinna' pinna in British English (ˈpɪnə ) noun Word forms: plural -nae (-niː ) or -nas

The pinna is the outer part of the ear, located on the sides of the head around the opening of the external auditory canal. It has a distinctive shape, characterised by various regions, and is made of …

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