(n.) An eel-like marsipobranch of the genus Petromyzon, and allied genera. The lampreys have a round, sucking mouth, without jaws, but set with numerous minute teeth, and one to three larger teeth on the palate (see Illust. of Cyclostomi). There are seven small branchial openings on each side.
Example Sentences:
(1) The buccal glands of adults of the Southern Hemisphere lamprey Geotria australis consist of a pair of small, bean-shaped, hollow sacs, embedded within the basilaris muscle in the region below the eyes and to either side of the piston cartilage.
(2) The presence in lamprey kidney of a loop which is similar to Henle's loop in mammals and birds indicates that the development of the system of osmotic concentration conditioned by the formation in the kidney of the medulla and from a sharp increase in renal arterial blood supply.
(3) However, the granulocytes of fishes, studied thus far, show granules with only one type of inclusion, whereas in lamprey the granulocyte inclusions are variable in size and shape.
(4) The terminal of the lamprey was nakedly situated on the ventral surface, while that of the hagfish was always covered by the superficial glial layer.
(5) In addition teeth from adult lamprey were successfully cultured in vitro.
(6) Swimming in the lamprey is accomplished by the generation of a travelling wave of body curvature in which the phase coupling between segments is so controlled as to give approximately one full wavelength on the body at any swimming speed.
(7) In lampreys, the majority of HRP-labeled cells were located along the length of the brainstem reticular formation in the inferior, middle, and superior reticular nuclei of the medulla, mesencephalic tegmentum, and nucleus of the medial longitudinal fasciculus.
(8) Immunoreactivity of antisera directed against human neuropeptide Y (NPY), anglerfish polypeptide YG (aPY), bovine pancreatic polypeptide (bPP), salmon pancreatic polypeptide (sPP), porcine peptide tyrosine tyrosine (PYY), and salmon glucagon-like peptide (GLP) was investigated in the endocrine pancreas and anterior intestine of adult lampreys, Petromyzon marinus, by immunohistochemical analysis.
(9) The hemeproteins included human methemoglobin A, lamprey methemoglobin, metchlorocruorin, horse metmyoglobin, and horseradish peroxidase.
(10) In the lamprey only, weakly blue-green fluorescent subependymal cells were seen just beneath the central canal.
(11) Primary lateralis projections in silver lampreys, Ichthyomyzon unicuspis, and young adult sea lampreys, Petromyzon marinus, were examined utilizing silver impregnation of degenerating fibers and transganglionic transport of horseradish peroxidase.
(12) Intracellular recordings were made from 76 neurons belonging to various cell types in the lamprey spinal cord, and these neurons were subsequently stained with Lucifer yellow.
(13) The presumed lack of gonadotropin-releasing hormone in the nervus terminalis of lampreys is discussed.
(14) The structure and fine structure of the pituitary gland in the sea lamprey, Petromyzon marinus L., are described at all major stages in the life cycle.
(15) The results suggest that the lamprey spinal cord has several fiber systems containing peptides sharing immunogenic properties with mammalian neuropeptides.
(16) Antibodies against myelin proteins were utilized in the analysis of total particulate material from the brains of the agnathan hagfish and lamprey.
(17) A similar distribution of opioid binding sites was seen in the eel and lamprey brain.
(18) Fragments that consisted mainly of two polysaccharide chains joined by a short polypeptide bridge (doublets) were prepared from chondroitin sulphate-proteins of lamprey, sturgeon, elasmobranch and ox connective tissues after hydrolysis with trypsin and chymotrypsin.
(19) The presence of elastic-like fibers and elastin-like material within some lamprey cartilages implies that this protein may have evolved earlier in vertebrate history than has been previously suggested.
(20) Some immunological relatedness between the hagfish enzyme and the enzyme from lamprey or skate was demonstrated.
Mouth
Definition:
(n.) The opening through which an animal receives food; the aperture between the jaws or between the lips; also, the cavity, containing the tongue and teeth, between the lips and the pharynx; the buccal cavity.
(n.) An opening affording entrance or exit; orifice; aperture;
(n.) The opening of a vessel by which it is filled or emptied, charged or discharged; as, the mouth of a jar or pitcher; the mouth of the lacteal vessels, etc.
(n.) The opening or entrance of any cavity, as a cave, pit, well, or den.
(n.) The opening of a piece of ordnance, through which it is discharged.
(n.) The opening through which the waters of a river or any stream are discharged.
(n.) The entrance into a harbor.
(n.) The crosspiece of a bridle bit, which enters the mouth of an animal.
(n.) A principal speaker; one who utters the common opinion; a mouthpiece.
(n.) Cry; voice.
(n.) Speech; language; testimony.
(n.) A wry face; a grimace; a mow.
(v. t.) To take into the mouth; to seize or grind with the mouth or teeth; to chew; to devour.
(v. t.) To utter with a voice affectedly big or swelling; to speak in a strained or unnaturally sonorous manner.
(v. t.) To form or cleanse with the mouth; to lick, as a bear her cub.
(v. t.) To make mouths at.
(v. i.) To speak with a full, round, or loud, affected voice; to vociferate; to rant.
(v. i.) To put mouth to mouth; to kiss.
(v. i.) To make grimaces, esp. in ridicule or contempt.
Example Sentences:
(1) Cancer of the mouth, pharynx and esophagus has decreased in all Japanese migrants, but the decrease is much greater among Okinawan migrants, suggesting they have escaped exposure to risk factors peculiar to the Okinawan environment.
(2) Patients with cancer of floor of the mouth and oral tongue had higher odds ratios for alcohol drinking than subjects with cancers of other sites.
(3) In some ways, the Gandolfini performance that his fans may savour most is his voice work in Spike Jonze's Where the Wild Things Are (2009), the cult screen version of Maurice Sendak 's picture book classic – he voiced Carol, one of the wild things, an untamed, foul-mouthed figure.
(4) Translation of foot-and-mouth disease virus RNA for extended periods in rabbit reticulocyte lysates results in the appearance of a previously undescribed protein.
(5) Measurements of mouth opening were made for up to 10 min after loss of the adductor pollicis twitch and cessation of muscle fasciculations.
(6) A philosophy student at Sussex University, he was part of an improvised comedy sketch group and one skit required him to beatbox (making complex drum noises with your mouth).
(7) Patients with complaints of dry eyes and dry mouth but with no objective abnormalities served as control group.
(8) Generated droplets were dried in line and led to an inhalation chamber from which the dry aerosol was inhaled using a nose or mouth inhalation unit.
(9) Three hundred sixteen female patients with cancer of the larynx, pharynx, and mouth were examined and the following cancer sites were compared with respect to alcohol and tobacco consumption: oropharynx, hypopharynx, larynx, epilarynx, lip, and mouth.
(10) Unexpected displacement of the endotracheal tube during anesthesia caused by postural change of the neck or passive compression by the mouth gag was investigated under transluminal fiberoptic observation.
(11) Mouth-to-cecum transit, however, does not play a major role in carbohydrate or fat malabsorption in these patients.
(12) Although 41% of the participants complained of dry mouth, neither serious adverse effects nor evidence of medication abuse appeared.
(13) I opened my eyes and my mouth wide, which made everyone in the audience think I was amazed at what I was seeing.
(14) The jaw deviated to the right when he opened his mouth fully.
(15) The study supports the view that even a moderate reduction of mouth opening capacity may indicate mandibular dysfunction and we recommend that this variable be routinely recorded.
(16) Greatly admired Murdoch is certainly putting his money where his mouth is.
(17) The raw air curve is determined by sequentially counting radionuclide activity in respiratory gases sampled at the mouth.
(18) The gradient of increasing copper and zinc concentrations with increasing distance upstream from the mouth of the estuary reported in 1975 could not be statistically validated.
(19) A certain number of parameters involved in the manufacture, control and use of an efficacious vaccine against foot-and-mouth disease have been studied.
(20) Histopathological examination alone could not be relied upon to differentiate between well-established skin lesions caused by swine vesicular disease and foot and mouth disease.