histological development of digestive tract of the persian sturgeon (acipenser persicus) from hatching to fingerling size was studied using light microscope. the digestive tract of newly hatched larvae was a simple tube which continued from mouth to anus. in 7 days post hatching, digestive tract became differentiated and secretion was started smoothly, with appearance of goblet cells in epithel...

I n this issue of Anesthesia & Analgesia, Oschatz et al. (1) report that when lay bystanders in Vienna, Austria performed mouth-to-mouth ventilation in cardiac arrest victims before professional paramedics administered advanced cardiac life support, serious ventilation-related adverse effects such as pulmonary aspiration occurred no more often than in patients who collapsed in the presence of p...

Pharyngeal teratomas are rare. We present a mature solid teratoma (so called “hairypolyp”) involving naso- and oro- pharynx in a female infant who presented with a gradually enlarging mass at the roof of the mouth since birth. The pharyngeal mass was protruding into the mouth through a palatine defect pr...

statement of problem: burning mouth syndrome (bms) is characterized by a burning sensation in the tongue or other oral sites, usually in the absence of clinical and laboratory findings. purpose: the aim of this study was to evaluate the main epidemiological and clinical features involved in burning mouth syndrome in zahedan; southeast of iran. materials and methods: in this case series study, 8...

background : major injuries and death in accidents have roots in drowsiness. sleepiness is a main result of insufficient sleep. it is vital to explore drowsiness and its level. there are various sorts of methods in the forms of subjective and objective approaches. the goal of this study was to detect the association of subjective and interpretive drowsiness with facial dynamic changes. methods:...

bacteria! plaque is an essential factor of gingival and periodontal disease.the ability of chemical piaque control agent to prevent plaque formation is well documented compare with other mechanical plaque removal methods. the purpose of this study was to compare clinical effects of shore choice mouth rinse (h2 o2, 0.1%) with a placebo.following a period of 4 weeks, 20 subjects were allocated to...