تقييم الإصابة بالتوكسوبلازما في الحملان المعدة للتسمين في محافظة نينوى

Abstract EN

Formalistic study elucidate that the larynx in the fourteen healthy indigenous male pigeons (Columba domestica) for benefit in the study of the respiratory physiology, histopathology, and the respiratory diseases analyzes.

After bird's preparation, the larynx detected, and then the shape, position and its components studied in details.The larynx emerges in the caudal part of the oropharyngeal cavity as a heart-shaped cartilaginous mass.

It composed of a single hyaline cricoid cartilage which consisted of body and left and right wings, double hyaline arytenoid cartilages which consisting of body and rostral and caudal processes, and single hyaline procricoid cartilage which consisted of body dorsally and curved tail caudoventrally.

These cartilaginous components surrounded by laryngeal skeletal muscles intrinsic (superficial and deep) and extrinsic (rostral, caudolateral, and caudomedial).