(n.) The hard parts or skeleton of various Anthozoa, and of a few Hydrozoa. Similar structures are also formed by some Bryozoa.
(n.) The ovaries of a cooked lobster; -- so called from their color.
(n.) A piece of coral, usually fitted with small bells and other appurtenances, used by children as a plaything.
Example Sentences:
(1) One of the main users is coastal planning organizations and conservation organizations that are working on coral reefs.
(2) What are the major threats that face the world's coral reefs and what more needs to be done to protect them?
(3) But the study’s co-author Mark Hay, a professor from the Georgia Institute of Technology, said the discovery here was that greater carbon concentrations led to “some algae producing more potent chemicals that suppress or kill corals more rapidly”, in some cases in just weeks.
(4) Facebook Twitter Pinterest Table corals provide an excellent hiding place for smaller fish.
(5) But the Guardian can now reveal Australia will also need to report on how it is dealing with the current bleaching, where almost a quarter of the coral on the reef has been killed.
(6) Guillermo Diaz-Pulido, a Griffith University associate professor, said the research was “a major step forward in understanding how seaweeds can harm corals and has important implications for comprehending the consequences of increased carbon dioxide emissions on the health of the Great Barrier Reef”.
(7) A new allele of white-coral (wco2) was isolated from Canton S after mutagenesis.
(8) The Infinity towel comes in colours more vibrant than one might expect from an eco-friendly product, including coral, green, blue and violet.
(9) Warming water will make it hard for many of the reef’s corals to survive, while the acidification of the oceans will hinder the ability of remaining corals to form their skeletons.
(10) Tyr190 may react with the coral toxin by nucleophilic addition at one of the carbons associated with an epoxide, and may form part of the alkylammonium-binding subsite of the acetylcholine recognition site.
(11) A recent study suggests that coral disease is doubled when dredging occurs near reefs, although supporters of the dredging have repeatedly insisted it can be done safely and that the Abbot Point sediment will be dumped around 40km from the nearest reef.
(12) This process hinders the ability of corals to produce the skeletal building blocks of reefs.
(13) We’re currently due to fly back on Friday afternoon and were not too concerned about it just yet.” Mohammed Sami, general manager of the Coral Sea Sensatori, one of Sharm el-Sheikh’s largest resorts, said the move had created uncertainty for holidaymakers.
(14) Incidentally, it’s the algae that give the coral its colour; and so when it’s ejected, the coral takes on a ghostly white hue, giving rise to the term “bleaching”.
(15) So are you optimistic then about the future survival of the world's coral reefs in the long term?
(16) Facebook Twitter Pinterest Coral bleaching on the Great Barrier Reef worse than for decades The photos were taken from around Lizard Island by Lyle Vale from Coral Watch at the University of Queensland .
(17) So we looked at the economic contribution of tourists to that area and compared it with the cost of interventions to improve water quality and coral reef health in that area.
(18) Freed of the need to wave their tentacles around to hunt for food, the coral can devote more energy to secreting the mineral calcium carbonate, from which they form a stony exoskeleton.
(19) It was the fourth mass bleaching to hit the reef in recorded history – all since 1998 – and coral scientists are alarmed the increasing regularity of these events gives stressed coral precious little chance to recover.
(20) In areas near the loaders, enough has accumulated to have a toxic effect on the corals that grow there.
Septum
Definition:
(n.) A wall separating two cavities; a partition; as, the nasal septum.
(n.) A partition that separates the cells of a fruit.
(n.) One of the radial calcareous plates of a coral.
(n.) One of the transverse partitions dividing the shell of a mollusk, or of a rhizopod, into several chambers. See Illust. under Nautilus.
(n.) One of the transverse partitions dividing the body cavity of an annelid.
Example Sentences:
(1) This paper discusses the typical echocardiographic patterns of a variety of important conditions concerning the mitral valve, the left ventricle, the interatrial and interventricular septum as well as the influence of respiration on the performance of echocardiograms.
(2) It was the purpose of the present study to describe the normal pattern of the growth sites of the nasal septum according to age and sex by histological and microradiographical examination of human autopsy material.
(3) It is proposed that this "zipper-like" mechanism represents the normal cutting process of the septum during cell separation.
(4) Twenty-seven human septums were removed at post mortem, examined macroscopically, sectioned coronally and examined microscopically.
(5) Right ventricular volumes were determined in 12 patients with different levels of right and left ventricular function by magnetic resonance imaging (MRI) using an ECG gated multisection technique in planes perpendicular to the diastolic position of the interventricular septum.
(6) The authors report a case of total bladder duplication by frontal septum.
(7) The right side of the ventricular septum was affected in five instances.
(8) To evaluate interatrial septal motion throughout the cardiac cycle, echocardiograms of the septum were obtained by esophageal echocardiography simultaneously with left and right atrial pressures using Millar's micromanometers in nine subjects with sinus rhythm.
(9) Sepsis-induced pulmonary artery hypertension (SIPAH) causes an increase in right ventricular (RV) afterload, dilatation of the RV, leftward shift of the interventricular septum (IVS), and therefore decreases left ventricular compliance (LVC).
(10) These factors include narrowing of septal arteries and the artery to the atrioventricular node, preservation of fetal anatomy with dispersion in the atrioventricular node and His bundle, fibrosis of the sinus node, clefts in the septum, multiple atrioventricular pathways and massive myocardial infarction.
(11) Overall, these results confirm that the medial septum plays a crucial role in the acquisition of problem solving.
(12) The excellent short-term results favor the continued application of anatomical repair of TGA with intact ventricular septum in infancy.
(13) The chapters deal with general preliminaries and indications for surgery, the selection of bypass material, surgical instruments for coronary opertaions, the methods of extracorporeal circulation, the distal coronary anastomosis, the proximal aortal anastomosis, intraoperative monitoring of results, intra- and postoperative myocardinal infarction, the fate of venous bypass grafts, operative treatment of the ruptured ventricular septum and papillary muscle, and ventricular aneurysmectomy.
(14) Experiments were performed in vitro in the isolated perfused interventricular septum, and preischaemic values were compared with those obtained in right ventricular papillary muscles from the same hearts.
(15) Six had a univentricular heart of left ventricular morphology, three had a single ventricle of right ventricular morphology, one had tricuspid atresia with transposition of the great arteries, one had pulmonary atresia, intact ventricular septum, and hypoplastic right ventricle, and one had corrected transposition with hypoplastic systemic ventricle.
(16) In the first case, characterized by dextrocardia, the interventricular septum was intact, while in the second case with levocardia, a high ventricular septal defect was associated with pulmonary atresia.
(17) Fifty per cent of the children with clefts of the palate and lip had deviated nasal septum producing nasal obstruction.
(18) Current data, obtained from resection of the nasal septum in baboons, indicate that proper coordination of timing and surgical technique can cause arrest of growth in the upper part of the face.
(19) However, 7 hemangiomas had a central linear septum.
(20) In 10 patients earlier electrocardiograms did not show left axis deviation; this feature appeared when the aneurysm of the membranous septum was first seen on the echocardiogram.