the anatomic and histomorphometric study of carotid sinus and common carotid artery in adult male and female azarbaijanian buffalo

the carotid sinus is a modification in the vascular wall near the bifurcation each common carotid artery and acts as baroreceptor. in this study 16 adult and apparently healthy buffaloes ie. 8 male and 8 female used for the as well as macroscopic orientation microscopic study of the carotid sinus. our study revealed that in the buffalo, carotid sinus is a dilatation in common carotid artery at bifurcation of it into occipital artery and external carotid artery, but it is extended into origins of occipital as well as external carotid arteries too. statistical analysis of datas revealed that internal and external diameters, and thickness of total layers in carotid sinus, as well as thickness of intima and adventitia of this structure are significantly (p