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11 gru 2021 · Here, I will show you all the dog’s external, middle, and internal ear anatomy features with the labeled diagrams. You will also find the detailed anatomical description of the dog ear canal, cartilage, and others in this article.
The ear is an organ of hearing and an organ of balance. It consists of the outer, middle, and inner ear. The outer ear includes the pinna (the part you see that is made of cartilage and covered by skin, fur, or hair) and the ear canal.
23 cze 2017 · 1.1 EXTERNAL EAR: PINNA AND EAR CANAL. The pinna is the most prominent portion of the external ear . It has an inner, concave surface and an outer, convex surface. In the standing ear, the concave surface forms a conchal cavity that is directed rostrally or laterally, while the convex surface faces medially or caudally.
... canine and feline ear can be divided into their component parts, consisting of the pinnae, the external ear canals or external acoustic meatuses, the middle ear, and the internal ear (...
10 wrz 2016 · The basic anatomical components of the dog and cat ear are as follows: • Auricle, or pinna. • Auditory canal, or external auditory meatus. • Middle ear. • Internal ear. Structure of the External Ear. The external ear is composed of three elastic cartilages: annular, scutiform, and auricular (Figure 1-1).
17 wrz 2016 · External Ear. The external ear comprises the auricle (also known as pinna) and external acoustic meatus terminating medially at the tympanic membrane. Developmentally, the external ear arises from tissue elevations called auricular hillocks, three from the first branchial or pharyngeal arch and three from the second branchial or pharyngeal arch ...
The dog ear anatomy is a complex structure with three main parts, including the outer ear, middle ear, and inner ear. The outer ear or pinna is formed by the ear flap and ear canal. The middle ear comprises the eardrum, ossicles, and the Eustachian tube.
