- 関
- septate、septum
WordNet
- of or relating to a septum (同)septate
- a partition or wall especially in an ovary
- (anatomy) a dividing partition between two tissues or cavities
PrepTutorEJDIC
- (動・植物体の)隔膜,隔壁
Wikipedia preview
出典(authority):フリー百科事典『ウィキペディア(Wikipedia)』「2018/08/24 04:08:27」(JST)
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For the city in Roman Mauretania, see Abyla.
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Look up septum in Wiktionary, the free dictionary. |
In biology, a septum (Latin for something that encloses; plural septa) is a wall, dividing a cavity or structure into smaller ones.
Examples
Human anatomy
- Interatrial septum, the wall of tissue that is a sectional part of the left and right atria of the heart
- Interventricular septum, the wall separating the left and right ventricles of the heart
- Lingual septum, a vertical layer of fibrous tissue that separates the halves of the tongue
- Nasal septum: the cartilage wall separating the nostrils of the nose
- Alveolar septum: the thin wall which separates the alveoli from each other in the lungs
- Orbital septum, a palpabral ligament in the upper and lower eyelids
- Septum pellucidum or septum lucidum, a thin structure separating two fluid pockets in the brain
- Uterine septum, a malformation of the uterus
- Vaginal septum, a lateral or transverse partition inside the vagina
- Intermuscular septa separating the muscles of the arms and legs
Histological septa are seen throughout most tissues of the body, particularly where they are needed to stiffen soft cellular tissue, and they also provide planes of ingress for small blood vessels. Because the dense collagen fibres of a septum usually extend out into the softer adjacent tissues, microscopic fibrous septa are less clearly defined than the macroscopic types of septa listed above. In rare instances, a septum is a cross-wall. Thus it divides a structure into smaller parts.
Cell biology
The Septum (cell biology) is the boundary formed between dividing cells in the course of cell division.
Fungus
- A partition dividing filamentous hyphae into discrete cells in fungi.
Botany
A tomato has septa that divide the fruit into chambers (locules) that contain the seeds.
- A partition that separates the locules of a fruit, anther, or sporangium.
Zoology
- a. A septum is one of the radial calcareous plates in the corallites of a coral.
b. One of the transverse partitions dividing the shell of a mollusk, or of a rhizopod, into several chambers.
c. One of the transverse partitions dividing the body cavity of an annelid.
- Septum (marine biology): walls between each chamber, or siphuncle, in shells of nautiloids, ammonites, and belemnites; i.e. cephalopods that retain an external shell.
Laboratory technology
- A rubber septum is an engineered membrane that permits transfer of a substance (usually liquid or gas) without contact with air, usually using a syringe with needle.
UpToDate Contents
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English Journal
- Subclass-specific formation of perineuronal nets around parvalbumin-expressing GABAergic neurons in Ammon's horn of the mouse hippocampus.
- Yamada J1, Jinno S.
- The Journal of comparative neurology.J Comp Neurol.2015 Apr 1;523(5):790-804. doi: 10.1002/cne.23712. Epub 2015 Jan 14.
- Perineuronal nets (PNNs) are closely associated with parvalbumin-positive (PV+) neurons, and play a major role in controlling developmental neural plasticity. Considering the recent advances in classification of PV+ neurons, here we aimed to clarify whether PNNs might be associated with specific sub
- PMID 25420705
- Thalamocortical projections of the anteroventral thalamic nucleus in the rabbit.
- Shibata H1, Yoshiko H.
- The Journal of comparative neurology.J Comp Neurol.2015 Apr 1;523(5):726-41. doi: 10.1002/cne.23700. Epub 2014 Nov 12.
- The anterior thalamic nuclei are one of the regions that play critical roles in behavioral learning and memory functions. A part of the anterior thalamic nuclei, the anteroventral nucleus (AV) is well developed and differentiated into the parvocellular (AVp) and magnocellular (AVm) division in the r
- PMID 25348926
- Impairment of semantic memory after basal forebrain and fornix lesion.
- Solcà M1, Di Pietro M, Schnider A, Leemann B.
- Neurocase.Neurocase.2015 Apr;21(2):198-205. doi: 10.1080/13554794.2014.883270. Epub 2014 Feb 5.
- Semantic memory impairment is classically associated with lesion of the anterior temporal lobe. We report the case of a patient with severe semantic knowledge impairment and anterograde amnesia after bilateral ischemic lesion of the fornix and of the basal forebrain following surgical clipping of an
- PMID 24498851
Japanese Journal
- Left Atrioventricular Valve Regurgitation After Correction of Atrioventricular Septal Defects
- Shiokawa Yuichi,Nishida Takahiro,Nakashima Atsuhiro,Tominaga Ryuji,塩川 祐一,西田 誉浩,中島 淳博,富永 隆治,シオカワ ユウイチ,ニシダ タカヒロ,ナカシマ アツヒロ,トミナガ リュウジ
- 福岡医学雑誌 103(2), 35-42, 2012-02-25
- … Purpose : Progressive regurgitation of the left atrioventricular valve (AV) remains a major postoperative problem in the repair of atrioventricular septal defect (AVSD). …
- NAID 120003918847
- 小児科領域における研究と治療の進歩(14)小児循環器疾患の研究と治療の進歩
- 中西 敏雄
- 東京女子医科大学雑誌 82(1), 1-6, 2012-02-25
- 円錐動脈幹異常顔貌症候群は1976年に東京女子医科大学から報告された染色体異常、先天性心疾患を合併する疾患である.最近の研究で、転写因子TBX1の遺伝子異常が本症候群の責任遺伝子であることがわかった.動脈管は胎児期には開存しており出生後まもなく閉じる血管である.動脈管は酸素で収縮するが、動脈管の開閉に ATP感受性Kチャンネルが関与していることがわかった.また、近年、胎児心エコー診断精度が向上して …
- NAID 110008802807
Related Links
- A ventricular septal defect (VSD) is a defect in the ventricular septum, the wall dividing the left and right ventricles of the heart. The ventricular septum consists of an inferior muscular and superior membranous portion and is extensively ...
- Atrial septal defect (ASD) - also known as a "hole in the heart" - is a type of congenital heart disease. Fortunately, most ASDs are diagnosed and treated successfully.
★リンクテーブル★
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- 英
- septum、septal、septate
- 関
- 隔壁、中隔野
[★]
- 関
- septal、septum
[★]
大動脈肺動脈中隔欠損
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心室中隔奇異性運動
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心室中隔奇異性運動