Search results
Results from the WOW.Com Content Network
Human teeth function to mechanically break down items of food by cutting and crushing them in preparation for swallowing and digesting. As such, they are considered part of the human digestive system. [1] Humans have four types of teeth: incisors, canines, premolars, and molars, which each have a specific function. The incisors cut the food ...
The teeth show wear facets on their sides. Holtz (1998) also noted that characteristics used to support a predatory habit for Stenonychosaurus – the grasping hands, large brain, and stereoscopic vision – are all characteristics shared with herbivorous or omnivorous primates and omnivorous Procyon (raccoon).
The teeth of Ardipithecus ramidus in particular showed that the species was probably an omnivore. The upper canines are less sharp than a chimpanzee’s, possibly due to them being smaller in general. [6] The canines in chimpanzees can be particularly sharp as they are often shaped through use and wear against the lower teeth. [6]
Heavy staining and calculus deposits exhibited on the lingual surface of the mandibular anterior teeth, along the gumline Calculus deposit (indicated with a red arrow) on x-ray image. In dentistry, calculus or tartar is a form of hardened dental plaque.
Before the formal description of Nanuqsaurus, numerous tyrannosaurid teeth were known from the Kogosukruk Tongue of the Prince Creek Formation and were first referred to the genus Gorgosaurus. [1] Later, after the locale was understood to be younger than previously thought, the consensus switched to referring to the teeth under the genus ...
The AOL.com video experience serves up the best video content from AOL and around the web, curating informative and entertaining snackable videos.
Oxygen radicals from the peroxide in the whitening agents contact the stains in the interprismatic spaces within the enamel layer. When this occurs, stains will be bleached and the teeth now appear lighter in color. Teeth not only appear whiter but also reflect light in increased amounts, which makes the teeth appear brighter as well.
Get today's best rates on high-yield and traditional savings accounts to more quickly grow your everyday nest egg.