Advanced technology sheds new light on evolution of teethPhysOrg - July 9, 2020 The evolution of human teeth began among ancient armored fishes more than 400 million years ago. Teeth are made of dentine, a tissue which in humans is only found in teeth. However, in sharks, the entire body...
If the fractured root fragment is displaced from the original tooth structure, then a definite diagnosis of root fracture can be made [36]. Superimposition and distortion are the most common problems encountered with two-dimensional radiographs. Cone beam-computed tomography (CBCT) images could ...
Critical windows of susceptibility, also referred to as critical windows of exposure, are periods during development in which exposures to specific toxicants have a greater effect on a health outcome compared to the same exposure during other periods [1]. During development, the brain undergoes uniq...
b. The bottom or supporting part of something: We snipped the wires at the roots. 3. The essential part or element; the basic core: I finally got to the root of the problem. 4. A primary source; an origin. See Synonyms at origin. 5. A progenitor or ancestor from which a person ...
The set up characterised by that the adjoining artificial teeth (1) in the set up are connected with each other allowing the movement - preferably at the anatomic contact points of the teeth - with a connecting element (2) which has a head (3) and a neck (4). The head (3) of the...
1. the mouthpiece of a bridle, having fittings at each end to which the reins are fastened. 2. anything that curbs or restrains. 3. a removable drilling or boring tool for use in a brace, drill press, or the like. 4. the cutting part of an ax or hatchet. 5. the wide por...
Eight bits make up a "byte," which is manipulated as one entity. Each byte can store one alphanumeric character, one decimal digit or a decimal number from 0 to 256 (see binary number and binary values). Measurements of files, databases, storage drives and memory (RAM) are given in byt...
6And at midnight there was a cry made, Behold, the bridegroom cometh; go ye out to meet him. 7Then all those virgins arose, and trimmed their lamps. 8And the foolish said unto the wise, Give us of your oil; for our lamps are gone out. 9But the wise answered, saying, Not so; ...
asupplier must submit certificate OF 供应商必须递交证明[translate] aWe are not in the same school. 我们不是在同一所学校。[translate] a苗圩 Miao Xu[translate] a好的英语基础 Good English foundation[translate] aThis approach is also useful for uncovering ways of coping that are not included on ...
drill, bore - make a hole, especially with a pointed power or hand tool; "don't drill here, there's a gas pipe"; "drill a hole into the wall"; "drill for oil"; "carpenter bees are boring holes into the wall" clip, nip off, snip, snip off - sever or remove by pinching or ...