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It was theorized that positive selection for shovel-shaped incisors over the spatulate incisors is more commonly found within cultures that used their teeth as tools due to a greater structural strength in increased shovel-shaped incisors. [2] In some instances, incisors can present a more pronounced version of this called double shovel-shaped.
Sinodonty is a particular pattern of teeth characterized by the following features: The upper first incisors and upper second incisors are shovel-shaped, and they are "not aligned with the other teeth". [11] The upper first premolar has one root, and the lower first molar in Sinodonts has three roots (3RM1). [11] [5]
Neuman on Mad 30, published December 1956. Alfred E. Neuman is the fictitious mascot and cover boy of the American humor magazine Mad.The character's distinct smiling face, gap-toothed smile, freckles, red hair, protruding ears, and scrawny body date back to late 19th-century advertisements for painless dentistry, also the origin of his "What, me worry?"
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The teeth should all fit on a line of occlusion which, in the upper arch, is a smooth curve through the central fossae of the posterior teeth and cingulum of the canines and incisors, and in the lower arch, is a smooth curve through the buccal cusps of the posterior teeth and incisal edges of the anterior teeth.
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Archie was trying to avoid Betty. While running from her, he found a boy on a tandem, and jumps aboard. He soon realized the boy was actually a very unattractive girl, whom Archie referred to as a "Zombie". Except for her freckles she looks exactly like Ethel with black hair in pigtails, a buck toothed smile, and a tall skinny figure.
The gophers are small and brown with tan bellies and buck teeth. They both have British accents. Unnamed in the theatrical cartoons, they were given the names Mac and Tosh in the 1960s TV show The Bugs Bunny Show. [4] The names are a pun on the surname "Macintosh". They are characterized by an abnormally high level of politeness.