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Pre-aortic Inter-azygos Veins: Two Case Reports International Journal of Morphology
Ntombela,N. S; Lazarus,L; Satyapal,K. S.
This report describes two cases of multiple anomalies associated with the azygos venous system. In Case 1, the hemiazygos vein drained the 9th to 11th left posterior intercostal veins. At T9 vertebral level, the interazygos vein passed obliquely and anterior to the aorta to drain into the azygos vein on the right. In Case 2, the common venous trunk formed by the accessory hemiazygos and hemiazygos veins passed anterior to the aorta to drain into the azygos vein at T9 vertebral level. These findings represent pre-aortic inter-azygos veins, which is a rare variation of the azygos venous system. Pre-aortic inter-azygos veins can mimic pathologies such as enlarged lymph nodes, tumors and aneurysms leading to misinterpretation of radiographs, computerized...
Tipo: Journal article Palavras-chave: Anomaly; Azygos Venous system; Pre-aortic inter-azygos vein.
Ano: 2016 URL: http://www.scielo.cl/scielo.php?script=sci_arttext&pid=S0717-95022016000200014
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Morphometric Differentiation of Two Nigerian Fish Species (Oreochromis niloticus and Lates niloticus) Using Principal Components and Discriminant Analysis International Journal of Morphology
Yakubu,A; Okunsebor,S. A.
Morphological differences between two close fish populations were investigated in Doma Dam, north central Nigeria using principal component and discriminant analyses. The purpose was to identify the two species correctly and assign them into distinct genetic groups. To achieve this, seven morphometric measurements (body weight, standard length, total length, head length, body depth, dorsal fin length and caudal fin length) were made on each of the studied 252 fish specimens (153 Oreochromis niloticus and 99 Lates niloticus). The analysis of variance showed that significantly (P<0.05) higher values were recorded for Lates niloticus in all the body traits examined, except dorsal fin length. From the principal component analysis, the differences between...
Tipo: Journal article Palavras-chave: Fish; Genotypes; Conservation; Morphological traits; Multivariate analysis; Nigeria.
Ano: 2011 URL: http://www.scielo.cl/scielo.php?script=sci_arttext&pid=S0717-95022011000400060
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Comparison of the Oxygen Diffusing Capacity of the Picui Ground Dove (Columbina picui) with Other Doves of Chile International Journal of Morphology
Alfaro,; Figueroa Perez,Daniela; Sabat K,Pablo; Sallaberry,Michel; Canals L,Mauricio.
We studied the respiratory surface density and the thickness of the air-blood barrier in the Picui Ground Dove (Columbina picui), and compared it with Eared Dove (Zenaida auriculata) and Blacked-winged Ground Dove (Metropelia melanoptera), two larger species. As expected, Columbina picui BMR and VO2max showed higher values than those of the larger species according to the expected for their body size. The respiratory surface density and the thickness of the blood-air barrier were not different among the different species of doves. However C. picui showed an anatomical diffusion factor lower than M. melanoptera and Z. auriculata. Picui Ground Dove had low values of oxygen diffusion capacity, such as cursorial birds. A differential oxygen partial pressure of...
Tipo: Journal article Palavras-chave: Picui ground gove; Columbina picui; Metropelia melanoptera; Zenaida auriculata; Oxygen diffusing.
Ano: 2010 URL: http://www.scielo.cl/scielo.php?script=sci_arttext&pid=S0717-95022010000100018
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Application of Palatal Rugae Morphology in Forensic Identification International Journal of Morphology
Wu,Xiu-Ping; Han,Jian-Ning; Fen,Pan; Wang,Yu-Jin; Bing,Li.
To investigate the feasibility of application of digital images of the palatal rugae in forensic identification. One hundred patients, consisting of 50 males and 50 females, who received treatment between January 2015 and June 2015 at Shanxi Medical University Stomatological Hospital, China, were included in this study. High-resolution digital image of the palatal rugae was taken from each patient using a digital SLR camera and then processed using a digital image recognition system, including noise reduction, contrast enhancement, image segmentation, feature extraction, edge detection and information matching. Using an MATLAB software system, match results and the time taken by each operator for information matching were recorded. The digital image...
Tipo: Journal article Palavras-chave: Forensic anthropology; Forensic stomatologia; Palatal rugae; Identification.
Ano: 2016 URL: http://www.scielo.cl/scielo.php?script=sci_arttext&pid=S0717-95022016000200017
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A Study of the Staining Effect of Roselle (Hibiscus sabdariffa) on the Histologic Section of the Testis International Journal of Morphology
Egbujo,E. C.; Adisa,O. J; Yahaya,A. B.
This study describes the preparation and use of Roselle (Hibiscus sábddariffa) for the differential staining of testicular tissue sections to find out its staining effect on nuclear, cytoplasmic and other structures. Various treatments using modifications of the plant extract in water were carried out on sections of the rabbit testis. Various levéis of differentiation of nuclear and cytoplasmic structures as well as other structures of this organ was obtained especially when 1% eosin was applied as a counter stain. The best staining result was obtained when iron alum was used to mordant the extract and when the extract, mordanted with potassium alum was acidified using acetic acid and used to stain the sections. Modification of the aqueous extract to an...
Tipo: Journal article Palavras-chave: Hibiscus sabdariffa; Staining; Testis; Histologic section.
Ano: 2008 URL: http://www.scielo.cl/scielo.php?script=sci_arttext&pid=S0717-95022008000400022
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Ortopantomographic Blind Test of Mandibular Ramus Flexure as a Morphological Indicator of Sex in Chilean Young Adults International Journal of Morphology
Suazo Galdames,Iván Claudio; San Pedro Valenzuela,Jaime; Schilling Quezada,Nilo Alejandro; Celis Contreras,César Eduardo; Hidalgo Rivas,José Alejandro; Cantín López,Mario.
Loth &amp; Henneberg (1996) described a simple morphological feature for sex determination by observing the flexure of the posterior margin of the mandibular ramus, at the level of the plane occlusal. The purpose of this study is to analyze the level of agreement for determining the sex by observing the parameters described by Loth and Henneberg, in ortopantomography of totally dentate Chilean young adults. This study is based on 188 files of ortopantomography acquired from the Department of Radiology of the Dental School of Universidad de Talca, Chile. In brief, our studies indicated that in the ortopantomography of females 63.25% (62-64.5%) was correctly sexed, whereas the prediction accuracy was only 48.25% (46.5­50%) for men. The success...
Tipo: Journal article Palavras-chave: Mandible; Sex assessment; Blind test.
Ano: 2008 URL: http://www.scielo.cl/scielo.php?script=sci_arttext&pid=S0717-95022008000100015
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Estudio Histoquímico de la Distribución de las Fibras de Colágeno en Hueso Sesamoídeo Distal de Equinos con y sin Síndrome Navicular International Journal of Morphology
Salinas,Paulo; Figueroa Vergara,Saúl A; Bañados Fernández,Rodrigo.
La significancia funcional de cualquier relación que exista entre la orientación de las fibras de colágeno y la tensión ejercida sobre una estructura ósea dependerá de la influencia de estos parámetros microestructurales sobre las propiedades biomecánicas del hueso y su capacidad de adaptarse. Se estudió la localización del colágeno en el hueso sesamoídeo distal (HSD) de la mano en equinos con Síndrome Navicular para observar cómo este refleja las demandas biomecánicas ejercidas por la tensión que ejerce el tendón del músculo flexor digital profundo sobre la articulación interfalángica distal. Se utilizaron las tinciones hematoxilina-eosina-azul alcián, y Rojo Picrosirius de Junqueira. La birrefringencia de colágeno óseo fue determinada utilizando...
Tipo: Journal article Palavras-chave: Equino; Síndrome navicular; Hueso sesamoídeo distal; Colágeno; Rojo picrosirius.
Ano: 2014 URL: http://www.scielo.cl/scielo.php?script=sci_arttext&pid=S0717-95022014000400023
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Histometric Study of Alveolar Bone in Rats Submitted to Ethanol During Lactation International Journal of Morphology
Curi,Viviane; Azoubel,Reinaldo; Lopes,Ruberval Armando; Martins,Alex Tadeu; Sala Di Matteo,Miguel Ángel; Kassis,Elias Naim.
The present work studied the adverse effects of maternal exposure of rats to alcohol during lactation, on the development of their off spring. Histometric evaluation by karyometry and of the alveolar bone at the level of the first upper molar of the sucking was perfomed. Two groups of animáis, one coming from mothers exposed to drinking water containing 20% ethanol during the total lactation period and the other of controls coming from mothers receiving only alcohol-free drinking water during this period. On the 21 first day of lactation the young of each group were aleatorily selected and following anesthesia, their heads severed; after histological treatment, serial 6 &#956;m sections on the frontal plañe at the molar level, stained with hematoxilin...
Tipo: Journal article Palavras-chave: Ethanol; Alveolar bone; Lactation.
Ano: 2008 URL: http://www.scielo.cl/scielo.php?script=sci_arttext&pid=S0717-95022008000400026
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MORFOMETRÍA EN LA CORTEZA DEL HUESO METACARPIANO III EN LAS PARTES PROXIMAL Y DISTAL DE LA DIÁFISIS EN POTRILLO MESTIZO CON CRIOLLO International Journal of Morphology
Moine,R. M.; Rivera,M. C.; Galán,A. M.; Gigena,M. G.; Natali,J.; Ferraris,G. R..
El objetivo del trabajo es aportar conocimientos morfológicos acerca de la corteza del hueso metacarpiano III de las partes proximal y distal de la diáfisis en potrillos mestizos con criollos. Se estudiaron los huesos metacarpianos III provenientes de 30 potrillos sin problemas de aplomo, de 19 a 24 meses de edad. Se determinaron el peso y longitud de cada hueso. Se seccionó transversalmente el hueso en la parte media del tercio proximal y distal de la diáfisis, donde fueron medidos: diámetro del hueso y de la cavidad medular; espesores de las paredes en los cuadrantes: medial, lateral, dorsal y palmar y además, se evaluaron las áreas total, cortical y cavidad medular. Las variables fueron analizadas estadísticamente. Los resultados muestran variaciones...
Tipo: Journal article Palavras-chave: Hueso; Morfometría; Potrillo; Metacarpiano III.
Ano: 2004 URL: http://www.scielo.cl/scielo.php?script=sci_arttext&pid=S0717-95022004000100003
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Mejoras del Porcentaje y Distribución Abdominal de Masa Grasa en Mujeres con Discapacidad Intelectual tras Entrenamiento Aeróbico de 10 Semanas International Journal of Morphology
Ordonez,Francisco J; Fornieles,Gabriel; Rosety,Miguel A; Rosety,Ignacio; Diaz,Antonio J; Camacho,Alejandra; Rosety,Manuel; Garcia,Natalia; Rosety-Rodriguez,Manuel.
En la actualidad se acepta que la obesidad es un grave problema de salud pública. La situación es aún más preocupante entre las personas con discapacidad intelectual, especialmente entre las mujeres. Afortunadamente recientes estudios sugieren la utilidad del ejercicio como estrategia frente a la obesidad. Sin embargo, la mayoría de estos estudios utilizan grupos mixtos (hombres y mujeres) o varones, siendo escasa la información sobre un grupo homogéneo de mujeres. Por consiguiente nos planteamos como hipótesis que un programa de entrenamiento de 10 semanas podría reducir el porcentaje de masa grasa y la distribución abdominal en mujeres obesas con síndrome de Down. En nuestro estudio participaron 20 mujeres adultas (18-30 años) con un cociente intelectual...
Tipo: Journal article Palavras-chave: Síndrome de Down; Obesidad; Mujer; Masa grasa; Índice cintura/cadera.
Ano: 2013 URL: http://www.scielo.cl/scielo.php?script=sci_arttext&pid=S0717-95022013000200034
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Anatomical and Biometric Aspects of the Cutaneous Distribution of the Superficial Fibular Nerve International Journal of Morphology
Gabrielli,Carla; Froehner Junior,Ilário; Teixeira Braga,Maria Terezinha.
The objective of this research was to study the cutaneous branching of the superficial fibular nerve (SFN), with a topographic and biometric focus, aiming to provide further anatomical details for foot and ankle surgery in general. There were analyzed 30 right and left lower limbs of 15 corpses of male adult Brazilian individuals. The cutaneous branching of the nerve was dissected and measurements taken with a tape measure and digital caliper. The nerve emerged at the surface as a single trunk in 66.7% and divided into two branches in 33.3% of the cases. When a single trunk emerged, it appeared at the level of the third distal of the leg in 75%, at the boundary between the middle and distal thirds in 20%, and, in the middle third in 5%. When divided, in...
Tipo: Journal article Palavras-chave: Anatomy; Leg; Foot; Nerves; Superficial fibular nerve.
Ano: 2005 URL: http://www.scielo.cl/scielo.php?script=sci_arttext&pid=S0717-95022005000200011
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A Morphological and Biometric Study of the Infraorbital Foramen (E2 - Sibai Point) in Adult Skulls International Journal of Morphology
Oliveira Junior,E. M. de; Moreira,R. T; Neto,B. L; Silva,C. M. F. da; Lima,F. J. C.
The objective of this work was to study the morphology and biometry of the infraorbital foramen (FIO), variations in its shape, size and number as well as to obtain measurements of its location. 60 dry skulls were analyzed. The test of Qui-quadrant and the T Test were used in measurements with a 5% significance. On the right side, the FIO was measured at a distance of 6.49(±1.68) mm from the lower, 39.65(±3) mm from the upper, 17.7(±2.97) mm from the medial and 20.46(±2.9) mm from the lateral margin of the orbit; its pear-shaped opening distance was 13.67(±2.17) mm. On the left side, the distance of the FIO to the lower margin of the orbit was 6.52(±1.82) mm; to the upper margin was 39.9(±2.62) mm and to the lateral and medial margin were 17.93(±2.58) mm...
Tipo: Journal article Palavras-chave: Infraorbital foramen (E2-Sibai Point); Acupuncture; Biometry.
Ano: 2012 URL: http://www.scielo.cl/scielo.php?script=sci_arttext&pid=S0717-95022012000300036
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Anatomical Study of Position of the Rib Head for Placing Anterior Vertebral Body Screws in a Chinese Population International Journal of Morphology
Li,X. H; Xu,D. C; Li,Z. J; Wang,X.
Instrumentation of anterior vertebral body screws has become an important approach for treatment of unstable fracture or curvature of the spine, but little attention has been paid to the starting point of placing the screws and variability of the rib head position. We analyzed the variability of rib head position in a Chinese population in terms of the spinal canal and vertebral body using computed tomography (CT). Images from transverse CT scan of the T4-T12 vertebral bodies of 30 normal individuals were 3D reconstructed, and analyzed for measurement of parameters, which included: 1) distance between the left (or right) anterior border of the rib head and the posterior (or anterior) margin of the vertebral body [L(R )ARHP(A)VB], 2) left (or right)...
Tipo: Journal article Palavras-chave: Anterior thoracic instrumentation; Rib head; Vertebral body; Screw position; Vertebral anatomy.
Ano: 2011 URL: http://www.scielo.cl/scielo.php?script=sci_arttext&pid=S0717-95022011000200027
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Transversus Menti Muscle in a Thai Cadaver International Journal of Morphology
Sripanidkulchai,Kittisak; Chaisiwamongkol,Kowit; Iamsaard,Sitthichai.
In submental and around the mouth areas, the superfacial muscles are considered in surgery of some deformities of mouth angle. Herein, we report a rare case of the Transversus menti muscle (TM) in a Thai 74 year-old male cadaver. This TM originated from both sides of the oblique line of depressor anguli oris and formed as transverse fibers in submental area. Their fiber ran under the chin and was superficial to platysma muscle. The TM was innervated and supplied by mandibular branches of facial nerve and small branches of the submental artery. This report attempted to discuss the possible function and clinical significance of the TM.
Tipo: Journal article Palavras-chave: Transversus menti muscle (TM); Submental area; Depressor anguli oris muscle; Platysma muscle.
Ano: 2013 URL: http://www.scielo.cl/scielo.php?script=sci_arttext&pid=S0717-95022013000400040
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Effects of Albendazole Sulphoxide on Embryonic, Foetal and Placental Parameters in Wistar Rats International Journal of Morphology
Teruel,M; García,V; Catalano,R.
The aim of this work was to evaluate the effect of albendazole sulphoxide (ABZSO), administered to Wistar rats during pregnancy on embryonic, foetal and placental parameters. A colpocytological control was performed daily and detection of spermatozoa in the vaginal smear was considered as day 0 of pregnancy. For the preimplantational study, ABZSO (10 mg/kg) was orally administered at day 2 of pregnancy; at day 4 the embryos were collected. For the postimplantational study, ABZSO (10 mg/kg) was orally administered by gavages at day 2, 6 or 10 of pregnancy (G2, G6 and G10 Groups respectively); the control group was administered the same volume of carboxymethylcellulose vehicle used to prepare the drug suspension. Fetuses were obtained from pregnant rats...
Tipo: Journal article Palavras-chave: Albendazole Sulphoxide; Gestation; Toxicity; Wistar Rats.
Ano: 2009 URL: http://www.scielo.cl/scielo.php?script=sci_arttext&pid=S0717-95022009000400030
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Scanning Electron Microscopy Study of the Dorsal Surface of the Tongue in Zaedyus pichiy (Mammalia, Xenarthra, Dasypodidae) International Journal of Morphology
Ciuccio,M; Estecondo,S; Casanave,E. B.
The dorsal surface of the tongue of Zaedyus pichiy (Desmarest, 1804) was examined by scanning electron microscopy. Conical and branched filiform, fungiform and vallate papillae are described. No foliate papillae were seen. Conical filiform papillae are distributed in the apex, both lateral edges and caudally to the vallated ones. The branched papillae represent the most numerous type of lingual papillae; they are distributed over the entire dorsal surface of the tongue. The fungiform papillae are placed among the filiform ones, more densely distributed on the tip of the lingual apex. In the posterior third of the tongue there are two vallated papillae surrounded by a deep circular grove. Fungiform and circumvallate papillae are related to the sense of...
Tipo: Journal article Palavras-chave: Mammals; Xenarthra; Dasypodidae; Armadillo; Tongue; Lingual Papillae; SEM.
Ano: 2008 URL: http://www.scielo.cl/scielo.php?script=sci_arttext&pid=S0717-95022008000100002
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MORPHOMETRIC ANALYSIS OF THE INFRAORBITAL FORAMEN AND ACESSORIES FORAMINAS IN BRAZILIAN SKULLS International Journal of Morphology
Elias,M. G.; Silva,R. B.; Pimentel,M. L.; Cardoso,V. T. S.; Rivello,T; Babinski,M. A..
The aim of the study was to establish morphometrically the infraorbital foramen (IOF) location in the sagittal and transversal plan of the skull and to analyze the variations, as well as verifying the symmetry with the contralateral IOF. 210 skulls were analyzed and as exclusion criterion, were not analyzed skulls of children. Digital paquimeter was used and had been carried through two bilateral measures: a)sagittal measure; from infraorbital margin until the superior margin of the IOF; b) transversal measure, of the lateral margin of piriformis opening until the medial margin of the IOF, using the transversal plan. These measures had formed an angle of 90 between itself. The data were analyzed by the Kolmogorov-Smirnov to verify the Gaussian distribution...
Tipo: Journal article Palavras-chave: Skulls; Infraorbital foramen; Infra-orbital foramina; Maxilar bone; Morphometry.
Ano: 2004 URL: http://www.scielo.cl/scielo.php?script=sci_arttext&pid=S0717-95022004000400006
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Protective Effect of Lepidium sativum Seed Extract on Histopathology and Morphology of Epididymis in Diabetic Rat Model International Journal of Morphology
Kamani,Mehran; Hosseini,Elahe Seyed; Kashani,Hamed Haddad; Atlasi,Mohammad Ali; Nikzad,Hossein.
Diabetes mellitus is a frequent and serious metabolic illness all over the world and plants have been a desirable source of medicine recently. Diabetes has unpleasant effect on male reproductive system and it may lead to male infertility. It causes erectile dysfunction and reduces ejaculate volume by affecting the health of small blood vessels and the small nerves that control ejaculation and also decreases libido by decreasing testosterone levels. Current study evaluated the possible protective efficiency of Lepidium sativum (Garden cress) seed extract on fasting blood sugar (FBS) and then assessed histopathological change of epididymis in streptozotocine (STZ)-induced diabetic rats. We randomly categorized 50 adult male Wistar rats into five groups (each...
Tipo: Journal article Palavras-chave: Diabetes; Epididymis; Lepidium sativum (garden cress); Streptozotocine; Insulin.
Ano: 2017 URL: http://www.scielo.cl/scielo.php?script=sci_arttext&pid=S0717-95022017000200036
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Femoral Functional Adaptation: A Comparison Between Hunter Gatherers and Farmers Using Geometric Morphometrics International Journal of Morphology
Püschel,Thomas A; Benítez,Hugo A.
The transition from hunting and gathering to agriculture has been associated with a gracilization in human form, especially in long bones. This has been interpreted as result of an increasingly sedentary lifestyle and reduced workload in the farming populations. However the majority of these evidences have been based on the application of different biomechanical techniques or the qualitative assessment of distinct morphological traits on attachment sites. Hence, this study tried to address whether is possible to distinguish between two different populations (hunter-gatherers and farmers) by quantifying their femoral morphology applying geometric morphometrics. We compared 16 male left femora belonging to two populations of Native Americans from the same...
Tipo: Journal article Palavras-chave: Bone Functional Adaptation; Geometric Morphometrics; Hunter-Gatherers; Farmers; Principal Component Analysis; Discriminant Analysis.
Ano: 2014 URL: http://www.scielo.cl/scielo.php?script=sci_arttext&pid=S0717-95022014000200041
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Histopathological and Immunohistochemical Changes in the Amniotic Membrane of Gestational Diabetic Mothers International Journal of Morphology
Togrul,Cihan; Görkem,Ümit; Coskun,Bugra; Nergisli,Cansu Kübra; Güngör,Tayfun; Deveci,Engin.
The aim of this study is to examine the changes in the amniotic membrane diagnosed with gestational diabetes mellitus. In this study, as a control group human amnion membrane from normotensive pregnancies was collected from diabetic women at 28­35 weeks of gestation. Gestational diabetes (n= 6) and normal amnion membrane (n= 6) for a total of 12 units were received. Amniotic membrane thickness was measured (p<0.0001) and it was significantly higher in GDM groups compared to control group. The diameter of the amniotic epithelial cell nuclei was measured (p=0.0022). Gestational diabetes results show that there was weakening between amniotic epithelial cell-cell junction. This study showed that structural changes in epithelial cells of amniotic membrane...
Tipo: Journal article Palavras-chave: Amniotic membrane; Gestational diabetic mothers; Immunohistochemical changes.
Ano: 2017 URL: http://www.scielo.cl/scielo.php?script=sci_arttext&pid=S0717-95022017000100030
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