What's the difference between crest and pteranodon?

Crest


Definition:

  • (n.) A tuft, or other excrescence or natural ornament, growing on an animal's head; the comb of a cock; the swelling on the head of a serpent; the lengthened feathers of the crown or nape of bird, etc.
  • (n.) The plume of feathers, or other decoration, worn on a helmet; the distinctive ornament of a helmet, indicating the rank of the wearer; hence, also, the helmet.
  • (n.) A bearing worn, not upon the shield, but usually above it, or separately as an ornament for plate, liveries, and the like. It is a relic of the ancient cognizance. See Cognizance, 4.
  • (n.) The upper curve of a horse's neck.
  • (n.) The ridge or top of a wave.
  • (n.) The summit of a hill or mountain ridge.
  • (n.) The helm or head, as typical of a high spirit; pride; courage.
  • (n.) The ornamental finishing which surmounts the ridge of a roof, canopy, etc.
  • (n.) The top line of a slope or embankment.
  • (v. t.) To furnish with, or surmount as, a crest; to serve as a crest for.
  • (v. t.) To mark with lines or streaks, like, or regarded as like, waving plumes.
  • (v. i.) To form a crest.

Example Sentences:

  • (1) Hence, the absence of NGF receptors on premigratory neural crest and early migratory neural crest cultures was not due to enzymatic alterations of the receptor.
  • (2) Predominantly observed defects included neural crest cells in ectopic locations, both within and external to the neural tube, and mildly deformed neural tubes containing some dissociating cells.
  • (3) Our results suggest that cAMP may be an important regulator of phenotypic expression in at least some neural crest cell lineages.
  • (4) Neural crest cells give rise to various essential tissues in vertebrates.
  • (5) In the present study, we have compared the phosphorylation state of the fibronectin receptor in motile neural crest and somitic cells, in stationary somitic cells, and in Rous-sarcoma virus transformed-chick embryo fibroblasts, using immunoprecipitation following metabolic labeling.
  • (6) The staining method consisted of sequential treatment of slides with crest serum, fluorosceinated goat-antihuman and swine-antigoat antibodies, and propidium iodide.
  • (7) The participation of neural crest cells in development of the dermal skeleton is discussed by way of the repartition of the odontods within the pectoral fin.
  • (8) The talus was revascularized with a vascularized corticocancellous iliac crest bone graft.
  • (9) When the method proposed by Trela (1975) is applied, thin layers of the petrous crest are chiselled out until the common crus of the superior and posterior semi-circular becomes apparent.
  • (10) The center of resistance was located at 0.24 times the root length measured apical to the level of alveolar crest.
  • (11) By means of immunoreactivity for spot 35 protein, a novel cerebellar Purkinje cell-specific protein, the regional heterogeneity among non-pigmented ciliary epithelial cells of rats was demonstrated with reference to the antero-posterior and crest-valley directions of individual ciliary epithelial folds in immature and mature eyes.
  • (12) This is done by scoring the septal cartilage in its basal attachment to the maxillary crest, providing a "swinging door" which can be sutured finally as desired.
  • (13) The type II, III, IV, and V boutons appear mature at all ages examined but crest synapses formed by the type III terminals are observed in the later stages of the study.
  • (14) The use of the pectoralis major muscle only flap in conjunction with a free iliac crest bone graft for reconstruction of the mandible is described.
  • (15) The outer coat turned to be extremely sculptured, presenting as interlaced crests of various height.
  • (16) The effects of AAGTP are different in nervous tissue from other tissues, and experiments with that nucleotide have led to the discovery of a new, 32 kDa GTP-binding protein which appears only in neural crest cells.
  • (17) The neural crest has been suggested as the origin of the ectomesenchymomas.
  • (18) He had huge eyes, a wide, deep brow, an angel's mouth, with the upper lip crested.
  • (19) We have examined the distribution and function of the defined cell adhesion molecules, N-cadherin and N-CAM, in the emigration of cranial neural crest cells from the neural tube in vivo.
  • (20) On E7, a slender neuropil was present in the migrating cell clusters, but all the crest derived cells were uniform.

Pteranodon


Definition:

  • (n.) A genus of American Cretaceous pterodactyls destitute of teeth. Several species are known, some of which had an expanse of wings of twenty feet or more.

Example Sentences:

Words possibly related to "pteranodon"