What's the difference between merenchyma and mesenchyma?
Merenchyma
Definition:
(n.) Tissue composed of spheroidal cells.
Example Sentences:
Mesenchyma
Definition:
(n.) The part of the mesoblast which gives rise to the connective tissues and blood.
Example Sentences:
(1) Ac-MPS of the hyaluronic acid type prevail in the ground substance of the myxoid and fibroblastic mesenchyma, while the substances containing sulfuric groups predominate in the tissue matrix exhibiting fibrogenic tendencies.
(2) At late cap stage and at early bell stage receptors are not present at inner enamel epithelium level but they can be detectable in the mesenchyma of dental papilla and in some cells of the follicle.
(3) Pulmonary blastoma arises from primitive lung mesenchyma and histologically resembles fetal lung.
(4) Remnants of embryonic mesenchyma in the human middle ear are visible until the end of the first year of life.
(5) Today the cause of LPD is seen in a specific hormonal stimulation of the pluripotent subperitoneal mesenchyma of the müllerian duct in the minor pelvis.
(6) The process begins in the paravasal mesenchyma which is gradually disguised by hemopoietic cells (in chicken embryos--at the stage of 8 days, in crocodiles--23 days of incubation).
(7) In 9,5-day embryos the primary sex cells are localized in the mesenchyma of the allantois and in the intestinal entoderm.
(8) The development of liver parenchyma starts from entodermal cells which grow out from the gut into the mesenchyma of the septum transversum.
(9) In the two cases reported, the epithelial component consisted of a well differentiated squamous cell carcinoma and the mesenchyma of a malignant fibrous histiocytoma.
(10) The origin of intraventricular arachnoid cysts seems to be secondary to the displacement of arachnoid cells by the vascular mesenchyma, through the choroid fissure, during the process of choroid plexus development.
(11) It is oval when sectioned transversally and is the result of the proliferation of epiblastic cells into the underlying mesenchyma during the 11th-12th week.
(12) The level of chemical differentiation of the mesenchyma, changes according to the maturity of cellular factor in connective tissue.
(13) In the subchondral area, the difference between the columnar mesenchyma and haematogenous narrow was outstanding.
(14) Linear differences were discovered in the quantitative ratio and proliferative activity of the cells of the epithelium and mesenchyma of organ cultures of the normal embryonal pulmonary tissue of mice resistant (C57BL) and predisposed (A) to lung blastomogenesis.
(15) The latter shows in the early prenatal morphogenesis of the trunk wall an intensive course and in the time aspect leaves behind the terms of differentiation of myocytes from mesenchyma cells.
(16) The myometrium with the common connective tissue derive from primary mesenchyma.
(17) Vogel combines Fromme's mesenchymal theories with the anthroposophical ideas on carcinoma development in that he designates the mesenchyma as the organic vehicle of the 'ethereal body' (Atherleib).
(18) Compared to adult rat, hyaluronectin-immunoreactive material was more abundant in embryonal rat brain and mesenchyma.
(19) The findings thus suggest that the spindle tumor cells are undifferentiated in nature and derived from mesenchyma, the osseous component being interpreted as evidence of a specific differentiation.
(20) In the embryo and after separation of the tracheal diverticulum, the esophagus is lined with ciliated cells which are able cover a "cystic duplication", which is surrounded by an esophageal muscular coat or can be "included" in a common mesenchyma, which explains the possible presence of bronchial elements in the wall of an esophageal cyst.