The Dental cosmos . Case 77.—Fig. 24. Master L., age thirteen years; nationality,American. Height of vault, .62 of an inch. He has breathed throughthe mouth for the past six years. There is considerable arrest of de-velopment of the bones of the nose. The left nostril has collapsedand the right nostril partially, so that the patient can breathe throughthat side only, and with difficulty. Fig. As will be observed, the jaw in this case is well developed. Theforward movement ol the incisors is due entirely to a local cause, thatof irritation, produced by the lower teeth striking against the


The Dental cosmos . Case 77.—Fig. 24. Master L., age thirteen years; nationality,American. Height of vault, .62 of an inch. He has breathed throughthe mouth for the past six years. There is considerable arrest of de-velopment of the bones of the nose. The left nostril has collapsedand the right nostril partially, so that the patient can breathe throughthat side only, and with difficulty. Fig. As will be observed, the jaw in this case is well developed. Theforward movement ol the incisors is due entirely to a local cause, thatof irritation, produced by the lower teeth striking against the roof ofthe mouth, which caused a deposit of bone-cells at that point. Case 18.—Fig. 25. Geo. W., age fourteen years. Nationality, 942 THE DENTAL COSMOS. American. Height of vault, .59 of an inch. Has always breathedthrough the mouth. The septum nasi is deflected ; there is hyper-trophy of the mucous membrane, and the left nostril is closed. In this case the jaw is well developed, and although the teeth are Fig. 25.


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Keywords: ., bookauthor, bookcentury1800, bookdecade1890, booksubjectdentistry