(n.) A dividing membrane or thin partition, commonly with an opening through it.
(n.) The muscular and tendinous partition separating the cavity of the chest from that of the abdomen; the midriff.
(n.) A calcareous plate which divides the cavity of certain shells into two parts.
(n.) A plate with an opening, which is generally circular, used in instruments to cut off marginal portions of a beam of light, as at the focus of a telescope.
(n.) A partition in any compartment, for various purposes.
Example Sentences:
(1) These results indicate that diaphragmed fenestrae are inducible structures, and provide an opportunity to study them in vitro.
(2) We conclude that, whereas an identical protocol of acute ND had no significant effects on diaphragm muscle structure and function in adult rats, adolescent animals exhibit significantly less nutritional reserve.
(3) Incubation of I diaphragms with isoproterenol did not significantly increase the concentrations of AMP, IMP or inorganic phosphate, activators of phosphorylase beta activity, nor was there a decrease in ATP and glucose 6-phosphate content, allosteric inhibitors of phosphorylase beta activity.
(4) Respiratory muscle endurance at a given level of load was assessed from the time of exhaustion and from the time course of the change in the power spectrum (centroid frequency) of the diaphragm electromyogram (EMG).
(5) A compensator connected to the section consisting of the pump-main line-operating member and including a pneumatic resistance and a flaxid non-elastic container enables it in combination with the feedback to maintain through the volumetric displacement of the gas, or changing the pump diaphragm position, the stability of the gas volume in the pneumatic transmission element of the assisted circulation apparatus.
(6) However, we have observed cracks on the Dacron fibers, fiber fracture, fiber protrusion, and poor attachment to the diaphragm, which can cause potentially disastrous complications.
(7) In normal kidneys fixed by perfusion with tannic acid and glutaraldehyde, glomerular slit diaphragms have been reported to consist of highly ordered and isoporous substructures with a zipper-like configuration.
(8) Apart from the interposition of the colon between the liver and the diaphragm, no other pathological changes were found.
(9) Focus in this discussion is on the following: 1) female sterilization -- laparotomy, minilaparotomy, and colpotomy; endoscopic sterilization techniques; transcervical approaches to female sterilization; systemic nonsurgical female sterilization; and reversible techniques of female sterilization; 2) abortion -- pregnancy testing, long-term effects; and 3) systemic contraceptives -- steroidal contraception; locally active methods; vaginal foams, creams, and jellies; the diaphragm and other intravaginal barriers; IUDs; and periodic abstine nce.
(10) During the period of 1959 to 1975 34 patients were operated at the Chirurgische Universitatsklinik Koln-Lindenthal because of lesions of the diaphragm.
(11) Neutral dextran clearances for radii greater than 30 A were elevated during the PEAK period, and, concurrently, there was extensive intraglomerular microthrombosis, obliteration of foot processes, and disruption of filtration slit diaphragms.
(12) Twenty-three percent employed no birth control and 27 percent used diaphragms, the majority either inconsistently or incorrectly.
(13) These results demonstrate that a difference in myosin heavy chain isoforms and oxidative capacity exists between the costal and crural regions of the rat diaphragm.
(14) Here a diaphragm support breath pattern was used in voice therapy for patients with vocal nodules, recurrent laryngeal nerve paralysis, and incomplete glottal closure.
(15) In hyperoxia, hypercapnic acidosis (pH 7.06-6.63) depressed diaphragm pHi and TT, whereas hypocapnic alkalosis (pH 7.82-8.15) increased pHi but did not significantly affect TT.
(16) We observed a 30-45% increase in DAG in rat gastrocnemius and diaphragm muscles, 5-15 min after intramuscular or intravenous injections of 1-3 U of insulin per rat, doses which would be expected to activate insulin receptors more fully.
(17) Reductions in periesophageal EMG activity during expulsion were similar before and after cervical vagotomy, which abolishes reflex relaxation of the periesophageal diaphragm following esophageal distension.
(18) We studied 10 preterm infants who had no evidence of lung disease, investigating the effect of chest wall distortion on the volume displacement and work of the diaphragm.
(19) Two clear groups of patients were identified after measurements of acetylcholine receptor (AChR) antibodies and MEPP amplitude recorded in the diaphragm of mice injected with sera from those patients.
(20) The autonomous-visceral pathology observed in cases of cervical injuries can be attributed to the direct effect of the trauma upon the segmental innervation appratus of the heart, diaphragm, thorax.
Thorax
Definition:
(n.) The part of the trunk between the neck and the abdomen, containing that part of the body cavity the walls of which are supported by the dorsal vertebrae, the ribs, and the sternum, and which the heart and lungs are situated; the chest.
(n.) The middle region of the body of an insect, or that region which bears the legs and wings. It is composed of three united somites, each of which is composed of several distinct parts. See Illust. in Appendix. and Illust. of Coleoptera.
(n.) The second, or middle, region of the body of a crustacean, arachnid, or other articulate animal. In the case of decapod Crustacea, some writers include under the term thorax only the three segments bearing the maxillipeds; others include also the five segments bearing the legs. See Illust. in Appendix.
(n.) A breastplate, cuirass, or corselet; especially, the breastplate worn by the ancient Greeks.
Example Sentences:
(1) In April 1986, magnetic resonance imaging (MRI) of the thorax and shoulder girdle was presented to the 99th Annual Meeting of the American Association of Anatomists.
(2) We measured the steady-state volumes of distribution for radioactive chloride, sucrose, and albumin in the lung of six anesthetized, spen-thorax sheep.
(3) ELS (or accessory lungs) is a rare congenital abnormality defined as a lung segment outside a normal lung, usually localized in the left lower thorax.
(4) Respiratory failure, developing 7-9 days after inoculation, was associated with a decrease in lung-thorax compliance determined during artificial ventilation, and an increase in the amount of protein including the specific antibody in lung lavage fluid.
(5) It imitates the conventional percussion massage of the thorax by introducing high-frequency gas oscillations (300 impulses per minute) into the tracheobronchial system.
(6) Radiographs of the thorax were evaluated in 240 patients during the acute phase following a myocardial infarct.
(7) Their medical histories were consulted and further measures were taken such as a radiological thorax study, total IgE, TDI, MDI and HDI RAST, a basal spirometric study and finally a provocation test.
(8) Differential and sucrose gradient centrifugation of honey bee thoraces, disrupted by gentle methods and using mannitol-triethanolamine-EDTA buffer at pH 6.5, showed that in the honey bee thorax 92-94.8% of the trehalase was mitochondrial.
(9) In comparison with untreated controls from the same litters, there was a 4-7-fold enhancement of lung-thorax compliance in all groups of surfactant-treated animals during a 3-h period of artificial ventilation.
(10) The effect of manual percussion of the thorax in nine patients with stable chronic airflow obstruction and excessive tracheobronchial secretion has been studied.
(11) The lesion has occurred in many sites, but is commonest in the thorax (60%), abdomen (11%), neck (14%), and axilla (4%).
(12) The autonomous-visceral pathology observed in cases of cervical injuries can be attributed to the direct effect of the trauma upon the segmental innervation appratus of the heart, diaphragm, thorax.
(13) Patients with massive symptoms and signs indicating abdominal injury should receive high priority in the treatment of the multiple injury patient, second only to injuries to airways and thorax.
(14) Whole iic nerves of the rostral thorax (T2-T5) usually discharged during neural inspiration, whereas those of the caudal thorax (T7-T11) were primarily active during neural expiration.
(15) The following advantages must be pointed out in respect of using DLR in thoracic diagnosis in the intensive-care ward: No faulty exposures; the thorax can be x-rayed with the patient recumbent in bed, with lateral take: the image brightness in maintained at a constant level by histogram selection; electronic image processing and storage.
(16) Heart rate (HR), mean arterial blood pressure (MAP), pulmonary capillary wedge pressure (PCWP), cardiac output (CO), cardiac index (CI), systemic vascular resistance (SVR), and arteriovenous oxygen content difference (C[a-v]O2) were measured or calculated each time the surgeon's hand entered the thorax to dissect the esophagus.
(17) In both these cases of blunt injury to the thorax, careful examination of the patients resulted in early diagnosis and surgery.
(18) HRCT scans at the apex of the thorax in all nine patients scanned at this level showed that extrapleural fat with interspersed vessels accounted for most of the plain radiographic opacity.
(19) A radiograph of the thorax showed features of peribronchitis and infiltration in both lungs.
(20) The ultrasonic diagnosis as a method of recognising postoperative subprosthetical breast pathological changes (respectively of simulated tumor recidivs and implanted breast prosthesis) located near the thorax and therefore difficult to detect by external palpation and mammography examination have been described in a follow-up study, and further possibilities of application suggested.