Definition of Quadrate bone. Meaning of Quadrate bone. Synonyms of Quadrate bone

Here you will find one or more explanations in English for the word Quadrate bone. Also in the bottom left of the page several parts of wikipedia pages related to the word Quadrate bone and, of course, Quadrate bone synonyms and on the right images related to the word Quadrate bone.

Definition of Quadrate bone

Quadrate bone
Quadrate Quad"rate, a. [L. quadratus squared, p. p. of quadrare to make four-cornered, to make square, to square, to fit, suit, from quadrus square, quattuor four. See Quadrant, and cf. Quadrat, Quarry an arrow, Square.] 1. Having four equal sides, the opposite sides parallel, and four right angles; square. Figures, some round, some triangle, some quadrate. --Foxe. 2. Produced by multiplying a number by itself; square. `` Quadrate and cubical numbers.' --Sir T. Browne. 3. Square; even; balanced; equal; exact. [Archaic] `` A quadrate, solid, wise man.' --Howell. 4. Squared; suited; correspondent. [Archaic] `` A generical description quadrate to both.' --Harvey. Quadrate bone (Anat.), a bone between the base of the lower jaw and the skull in most vertebrates below the mammals. In reptiles and birds it articulates the lower jaw with the skull; in mammals it is represented by the malleus or incus.

Meaning of Quadrate bone from wikipedia

- The quadrate bone is a skull bone in most tetrapods, including amphibians, sauropsids (reptiles, birds), and early synapsids. In most tetrapods, the quadrate...
- prearticular bones have fused to form the compound bone. The mandible is suspended from the quadrate bone and articulates at this compound bone. In most tetrapods...
- reptiles, the inner face of the quadratojugal also connects to the quadrate bone which forms the cranium's contribution to the jaw joint. Early in their...
- quadrate and articular bones of the skull articulate to form the jaw joint. The squamosal bone lies anterior to the quadrate bone. In non-mammalian synapsids...
- up Quadrate or quadrate in Wiktionary, the free dictionary. Quadrate may refer to: Quadrate bone Quadrate (heraldry) Quadrate lobe of liver Quadrate tubercle...
- modern mammals. Over the course of mammalian evolution, one bone from the upper jaw (the quadrate) and one from the lower jaw (the articular) lost their function...
- to the roof of the tympanic cavity. The incus is homologous to the quadrate bone found in other tetrapods. Vibrations in the middle ear are received...
- supraorbital bone above the eye that contacted between the lacrimal and postorbital bones was eave-like, and similar to that of Abelisaurus. The quadrate bone at...
- includes the maxillae, premaxillae, braincase, and quadrate bone on the skull; and spine, hip bone, legs, and tail in post-cranial remains. It is the...
- cranial kinesis. Likewise, the bones of the lower jaw would have been able to move against each other and the quadrate bone could swing outwards, spreading...