Morphological Description and Histological Study of Thyroid Gland in Felis catus (Linnaeus,1758)

The results of the current study showed that thyroid gland in an adult domestic cat (Felis catus) is located neck area on both sides trachea at rings 1–5. consists two lobes (right and left), it surrounded by a capsule connective tissue consisting outer inner layers, layer fatty overlaps with capsule. In addition, this found histological structure composed several follicles appear different sizes shapes. are lined simple cuboidal epithelial sometimes high low tissue. histologically types cells: cells parafollicular cells, or calcitonin (C-cells), latter being few number compared to appearing as single forming clusters locations: first between follicular second intrafollicular.