1999, Cilt 15, Sayı 1, Sayfa(lar) 129-138
A Maeroanatomic and Subgross Examination of Ventral Cord Originating From Brachial Plexus,Till the Region of Wrist in the Chickens, Domestic Ducks and Pigeons
Hüseyin Yıldız, Ali Bahadır
U.Ü. Vet. Fak. Anatomi Anabiiim Dalı, Bursa-TÜRKİYE
Keywords: Chicken, native duck, pigeon, ventral tascicul, nerve fascicle
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In the study 10 chickens, 10 domestic ducks and 10 pigeons were used. Nerves arising from brachial plexus to wrist were dissecated. Alter the determination of morphologic findings, 0.2 - 0.4 cm. width sections were taken nerve cut faces were dyed and then morphometrical measurements were made at stereomicroscope. Medianoulnar nerve was formed by caudal bundles ol ventral fascicle in chicken, craniolateral bundles in duck and lateral bundles in pigeon, while pectoral nerve was formed by cranial bundles of ventral fascicle in chicken, caudomedial bundles in duck and medial bundles in pigeon. In chicken and duck at 1 cm. proximat ol elbow joint, cranial bundles of medianoulnar nerve formed median nerve, caudal bundles formed ulnar nerve, while in pigeon caudomedial bundles formed median nerve and craniolateral bundles formed ulnar nerve. It was found that median nerve innervated proximal part and ulnar nerve distal part muscle and skin ol antebrachium. A decrease in the diameters of wing nerves was observed, as they extend distally.