Semimacroscopic studies of a mucous fold in the posterosuperior quadrant of the tympanic membrane of the middle ear in some mammals.
D000818:Animals; D002415:Cats / Q000033:anatomy & histology; D002417:Cattle / Q000033:anatomy & histology; D002682:Chinchilla / Q000033:anatomy & histology; D002685:Chiroptera / Q000033:anatomy & histology; D006224:Cricetinae / Q000033:anatomy & histology; D004285:Dogs / Q000033:anatomy & histology; D005260:Female; D000882:Haplorhini / Q000033:anatomy & histology; D006801:Humans; D008297:Male; D008322:Mammals / Q000033:anatomy & histology*; D009092:Mucous Membrane / Q000033:anatomy & histology; D011247:Pregnancy; D011817:Rabbits / Q000033:anatomy & histology; D051381:Rats / Q000033:anatomy & histology; D012589:Sciuridae / Q000033:anatomy & histology; D013045:Species Specificity; D013701:Temporal Bone / Q000033:anatomy & histology; D014432:Tympanic Membrane / Q000033:anatomy & histology* / Q000196:embryology