(a.) Before, or toward the front, in place; as, the anterior part of the mouth; -- opposed to posterior.
Example Sentences:
(1) The adjacent gauge was separated from the ischemic segment by one large nonoccluded diagonal branch of the left anterior descending artery.
(2) In 1 of the 3, anterior capsular detachment was also demonstrated radiographically and confirmed surgically.
(3) Content of cyclic nucleoside monophosphates was decreased in all the eye tissues in experimental toxico-allergic uveitis as well as penetration of cAMP into the fluid of anterior chamber of the eye.
(4) The article describes an unusual case with development of a right anterior mediastinal mass after bypass surgery with internal mammary artery grafts.
(5) A topographic relationship was recognized between the MM and the anterior thalamic nuclei.
(6) When the eye was dissected into anterior uveal, scleral, and retinal complexes, prostaglandin D2 was formed in the highest degree in all the complexes, whereas prostaglandin E2 and F2 alpha formation was specific to given ocular regions.
(7) Small pieces of anterior and posterior quail wing-bud mesoderm (HH stages 21-23) were placed in in vitro culture for up to 3 days.
(8) A neonate without external malformation had undergone removal of a nasopharyngeal mass containing anterior and posterior pituitary tissue.
(9) In the course of the syndrome development blood vessel permeability was increased in the anterior chamber of the eye.
(10) For the case described by the author primary tearing of the chiasma due to sudden applanation of the skull in the frontal region with burstfractures in the anterior cranial fossa is assumed.
(11) An opening wedge osteotomy is then directed posterior-dorsal to anterior-plantar, to effectively plantarflex the posterior aspect of the calcaneus.
(12) Anterior borderzone brachial paralysis (ABBP) is a hemodynamic ischemic syndrome of the watershed zone between the anterior and middle cerebral arteries.
(13) Studies were conducted to evaluate the effects of acute (24 h) thermal stress on anterior pituitary function in hens.
(14) Histologic examination of the anterior and posterior chambers and the vitreous led to a diagnosis of endophthalmitis caused by Coccidioides immitis infection.
(15) The temperature increased from the anterior to the posterior region on both buccal and lingual sides of both arches.
(16) For this purpose the blood flow velocity in the internal carotid artery, basilar cerebral artery and the anterior cerebral artery was measured by pulsed Dopplersonography before and 5-10 min after i.v.
(17) The 2A8 clone, a normal diploid rat anterior pituitary cell strain, was investigated by immunocytochemistry to determine the cell types into which the clonal cells differentiated in vivo and in vitro.
(18) Accordingly, the present studies were conducted to determine whether acute OVX-induced FSH hypersecretion can be elicited in an animal model in which the anterior pituitary gland is isolated from diencephalic chemical signals, and if so, whether the hypersecretion could be abated by the FSH-suppressing protein, follistatin.
(19) Eight cases of calcification following anterior dislocation of the head of the radius are described.
(20) A case of dissecting hematoma involving the left main, left anterior descending, and left circumflex coronary arteries is described in a patient who had received vigorous closed-chest cardiac resuscitation.
Forebrain
Definition:
(n.) The anterior of the three principal divisions of the brain, including the prosencephalon and thalamencephalon. Sometimes restricted to the prosencephalon only. See Brain.
Example Sentences:
(1) We assessed changes in brain water content, as reflected by changes in tissue density, during the early recirculation period following severe forebrain ischemia.
(2) To study these changes more thoroughly, specific monoclonal antibodies of the A and B subunits of calcineurin (protein phosphatase 2B) were raised, and regional alterations in the immunoreactivity of calcineurin in the rat hippocampus were investigated after a transient forebrain ischemic insult causing selective and delayed hippocampal CA1 pyramidal cell damage.
(3) The analogy with infant sleep patterns and results of studies of brain function in narcoleptics suggest that forebrain inhibitory processes are more important in narcoleptic symptomology than is brainstem dysfunction.
(4) Neural plate damage, expressed during a critical period of forebrain development, was evaluated 48 h post-insonation.
(5) This result contraindicates a general permissive-requisite role for forebrain NE for the mammalian brain's plasticity during its critical periods.
(6) Key findings include a progressive degeneration of these cholinergic neurons characterized by the formation of immunoreactively atypical NFT, the loss of intraneuronal lipofuscin, a lack of senile plaque and beta-amyloid deposition within the basal forebrain, and end-stage gliosis without residual extracellular NFT.
(7) The hypothalamus is a most complex part of the CNS having rich interconnections with forebrain, limbic and brainstem structures.
(8) Results suggest that the locomotor activating effects of CRF may be due to an activation of CRF receptors in the ventral forebrain, a region rich in CRF cell bodies and projections.
(9) Sixty days after 5,7-DHT administration, immunoreactive serotonin in the forebrain, particularly the suprachiasmatic nuclei and intergeniculate leaflets, was severely depleted in 16 animals, moderately depleted in four and only slightly affected in four.
(10) Twelve-hour polygraph recordings were made before and at various intervals after basal forebrain damage in a total of eight cats.
(11) Impairments of cognition and memory in AD result from disease of neurons in a number of regions, including brainstem, basal forebrain, amygdala, hippocampus, and neocortex.
(12) Patients with bilateral forebrain disease may commonly manifest the syndrome of pathologic laughing and weeping.
(13) Ovariectomized (OVXed) animals were implanted with chronic cannulas in the basal forebrain.
(14) Thus, neurons of the habenula and interpeduncular nucleus are under the direct and indirect influence of septal neurons within the limbic forebrain circuit.
(15) A detailed description is offered on supply of the nucleus preopticus medialis, lateralis, suprachiasmatis and periventricularis, as well as of the nucleus interstitialis striae criminalis and of the preoptic portion of the medical forebrain bundle.
(16) The regional distribution of forebrain neurons expressing preprocholecystokinin (preproCCK) mRNA was examined using in situ and blot hybridization analysis.
(17) Some LC neurones were activated trans-synaptically by stimulation of those forebrain sites which received axonal projections from LC.
(18) Other antidromically activated neurons in the vasodepressor region may be inhibitory vasomotor cells with a function relatively independent of baroreceptor inputs, or they may be A1 catecholamine neurons, with axons passing through the rostral medulla en route to the forebrain.
(19) Fewer, but still ample numbers, of SP-reactive axons are present also in the ventral tegmental and retrorubral areas of the midbrain tegmentum and in the ventral pallidum of the basal forebrain, but only sparse ME-reactive axons are present in these areas.
(20) 5-HT containing terminals and fibers also were observed in the mesencephalon and appeared to run rostrally in the medial part of the medial forebrain bundle.