(n.) A concave surface, or the space bounded by it; the state of being concave.
Example Sentences:
(1) In the absence of glutamine the aggregate is readily dissociated following dilution of the extract; that is, velocity concaves upward as a function of increasing protein concentration.
(2) Under the SEM, the unstained area of rods is always showing a concavity, which is just a nucleoid in sections under the TEM.
(3) Three cases are presented in which a focal concave deformity occurred along the greater curvature of the stomach on upper gastrointestinal (GI) series.
(4) This change in shape varied from a slight flattening of the LV and IVS during diastole to total reversal of the normal direction of septal curvature such that the IVS became concave toward the RV and convex toward the LV.
(5) The technique combines the conventional plotting the contour lines and the highlighting, by means of hatching, of the concavities (or convexities) of the 'surface' representative of radioactive distribution.
(6) The trapezoidal shape of the vertebrae and scarring of the soft tissues within the concavity made correction difficult.
(7) On freeze-fracture preparations, the fragments with concave profile, corresponding to the external fracture face of plasma membrane, displayed an intramembrane particle density (ranging from 0 to 750 particles per micron2) which is similar to that recorded on the corresponding fracture face of intact cells from the common lymphoblastic leukemia antigen positive leukemic cell line (Nalm-1) or of vesicles shed in the culture medium by Nalm-1 cells.
(8) In testicular and cauda spermatozoa NBD-phallacidin fluorescent material was present in the two ventral processes that extended from the upper concave surface of the sperm head; also fainter material occurred along the concave border and as a dorsocaudal spur.
(9) When viewed in the lateral projection, the concavities superimpose, lying in the posterior portion of the vertebral body.
(10) Dose-effect relationships for most of the sampling times were linear and sometimes linear-quadratic concave upward or downward.
(11) This should be prevented by a bone-graft operation along the concave side of the tibia.
(12) Since February 1982, 23 patients with scoliosis were treated by releasing the soft tissues on the concave side and plaster spinal fusion jacket.
(13) The DRT curves of all data were concave and appeared to have two discrete slopes (z(D) values).
(14) Between the concave surfaces of two bent cadaverine molecules exists water channels all along the short b axis.
(15) Homotropic cooperative effects were observed as shown by the concave downward curvature of the reciprocal plots.
(16) The late mortality is 3.8% per patient-year--standard disc group 2.9% per patient-year and convexo-concave group 4.3% per patient year (no significant difference).
(17) The relationship between chloride transport and extracellular chloride in the presence of bromide is concave upward which suggests that this anion inhibits chloride movement.
(18) (3) A row of regularly spaced ribosomes located in the concavity, but at some distance from the arciform filament.
(19) The authors also consider a problem of how to interpret the symptom of a "snake mouth" or a "concave lens" which (depending on its cause) can be either transient (in a large concrement) or stable (in an exophytic tumor, completely occluding the duct).
(20) In both maxillary and mandibular teeth, approximal concavities often started in enamel, extending down to the root surface.
Incurvation
Definition:
(n.) The act of bending, or curving.
(n.) The state of being bent or curved; curvature.
(n.) The act of bowing, or bending the body, in respect or reverence.
Example Sentences:
(1) Basic signs of this syndrome: dwarfism with bilateral tibio-fibula incurvation and sclerosis, are remembered, as well as deafness like associated symptom.
(2) This consists of a flattening or incurvation of the medial boundary of the orbit, best demonstrated by axial tomography.
(3) The radial shaft bands while the hand incurves medially.
(4) The coronal suture incurves around a pivot formed by the lateral orbital pillar and the pterion, giving rise to a set of facial and cranial deformities, variable according to the precocity and the topography of the synostosis.
(5) This therapy was particularly effective in patients with severely incurved nails.
(6) Though well planed in advance, the creation of this man-made lake, illustrates the necessity at the very beginning of a project that will distrub all the ecology of a region, to establish the total disadvantages and health hazards incurved by the people who live there.
(7) The good results are obvious not only on the pain, but also on the induration and incurvation, permitting the resumption of sexual intercourse in more than 75% of cases.
(8) Although a complete recovery was not obtained, pain disappeared and incurvation improved in the majority of patients thus enabling normal sexual activity.
(9) Literature is reviewed and the clinical, radiologic, pathologic and etiopathogenetic features are commented, pointing out the diferent associated abnormalities that other authors did not consign: facial, anacraneal dysplasia, epiphyseal separations and dislocations of radius, and peroneal incurvation.
(10) The histological study of the tendons and ligaments of 4 other wrists, submitted to manoeuvres of stretching, of rupture and of incurvation, reinforces these results.
(11) A case of Russell-Silver dwarfism is described with intrauterine dwarfism, craniofacial disproportion, congenital asymmetry of the body, triangular face, retro- and micrognathia and short incurved fifth fingers.
(12) The geometric, radial arrangement seems to arise from a gradual incurvation and convergence of parallel units in these membranes.
(13) The patient was tall and had markedly incurved little fingers on both hands as well as small testes.
(14) The latero-medial projection of incurvation was correlated with the length of dyschondroplastic lesions.
(15) In a review of the findings in 148 reported cases of the syndrome, abnormalities occurring in over 50% of the cases are short stature, craniofacial dysproportion, low birth weight, term gestation, body asymmetry, incurved fifth digits, normal intelligence, short fifth digits, and down-curved corners of the mouth (shark mouth).
(16) Characteristic US findings were dilatation of the distal ureter, often disproportionate to the appearance of the upper collecting system; lower ureteral hyperperistalsis; and a sharply tapered, incurving, distal adynamic segment, 1-3 cm long.
(17) Specific complications are of a neurological nature (cases of cutaneous hyperesthesia, one severe motor deficit) long-term problems with device and material are uncommon; rupture of sub-laminar wire 8 cases; secondary incurving of frame 1 case.
(18) Clinical signs were microcephaly, hemangiomata, long incurved eyelashes, strabismus, enlarged bridge of the nose, abnormally long philtrum, high-arched palate, low set ears, hexadactyly of the four extremities, umbilical and inguinal hernias, neonatal respiratory distress, psychomotor and growth retardation.
(19) Only two cases of incurvated nails (2) required re-operation.
(20) Mental retardation, short stature, microcephaly, hypertelorism, epicanthus, ptosis, short, broadbased nose, carp mouth, abnormalities of teeth, microretrognathy, big, protruding and low set ears, short neck, pterygium colli, broad chest, incurved fifth fingers, muscular hypotonia and low birth wieght establish a clinical diagnosis of the 18p-syndrome in many instances even before the result of chromosomal analyis is known.