Improved Dissection Efficiency in Teaching Upper Respiratory System of Goat Using Normal Cross-Sectional Anatomy and Computed Tomography Techniques

Document Type : Original Article

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Abstract

Two heads of adult goats of native breed and of both sexes (one horned male and one unhorned female) clinically healthy goats, aging one and three years, were used for the present study.   
   The appropriate samples were frozen then cut by an electric saw to cross-sections at the same distance 2cm thick slabs and were perpendicular to the longitudinal axis of preserved specimens.
    Cross-sectional anatomy and computed tomography of the head of goat were prepared, photographed, and compared with each other. Both shape and topography of the respiratory organs were demonstrated.
   This work included several successive images with their declaration of the upper respiratory system of nostrils, nasal cavity and their contents.
   The anatomical features of the respiratory organs were identified by both CT and cross-section images and denoted with the aid of anatomical texts. The obtained results explained that, both the cross sections and the CT images provided a good anatomical view and recent educational tool for study the respiratory organs of the goat.

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