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18 lip 2016 · Anatomy. The Pinna. The canine pinna is a wonderfully diverse structure with breed-related differences in shape, size, and conformation. Less variety is seen among feline breeds. Evolutionarily, the pinna is a focusing and localizing device, directing sound toward the middle ear, and as such has rich muscular, nervous, and vascular contributions.
- 1 ANATOMY OF THE EAR - Veterian Key
The pinna is the most prominent portion of the external ear...
- Anatomy of the Canine and Feline Ear - Veterian Key
The pinna, or auricle, is a highly visible structure....
- 1 ANATOMY OF THE EAR - Veterian Key
23 cze 2017 · The pinna is the most prominent portion of the external ear (Fig. 1.1). 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.
10 wrz 2016 · The pinna, or auricle, is a highly visible structure. Carriage of the pinna is breed-specific in the dog but mostly upright in the cat. It is designed to localize and collect sound waves and transmit them to the tympanic membrane (eardrum).
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. The pinna is shaped to capture sound waves and funnel them through the ear canal to the eardrum. In cats, the pinnae are mobile and can move independently of each other. The ear canal of cats is deeper and more ...
Anatomically, the ear can be looked at in three parts: 1. Outer ear - pinna and auditory canal down to the level of the tympanic membrane. 2. Middle ear - contains the malleus, incus and stapes bones - known as the ossicles.
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. The pinna is shaped to capture sound waves and funnel them through the ear canal to the eardrum.
1 lis 2012 · The external ear. The conformation of the pinnae in the dog may be erect or pendulous. Most cats have erect pinnae. Genetic mutations in the cat have affected the development of the pinnae, and resulted in breeds of cats with four ears, folded ears, and curled ears.
