| 词汇 | venule |
| 释义 | venule noun[ C ] anatomy specializeduk /ˈviːnjuːl/ us /ˈviːnjuːl/ a very small vein小静脉 The circulatory system & blood ABO accessory pathway adventitia adventitial ANA auricle bicuspid valve femoral artery gamma globulin glomus granulocyte haematogenous haemic phagocyte portal system precava pulmonary artery pulmonary vein pulmonic tricuspid valve Examples of venulevenule Nothing is known of the characteristics by which a schistosomulum identifies a venule. In the hamster cheek pouch preparation few worms in the dermis were seen to be moving, most being in contact with venules. Arteries are very narrow and obscured by venules for most of their length. This accumulation of parasites indicates that the venule wall presents a physical barrier to further migration. A number of schistosomula was observed in the lumen of venules, surrounded by erythrocytes. E-selectin is weakly expressed on some arterioles and venules. The large number of microcirculation networks connecting each arteriole to a venule also makes the method of discretely modelling individual vessel segments for each microcirculation network computationally prohibitive. This is seen at right-angle crossing points, where the venule crosses the arteriole in a horseshoe shape. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. In the tissue phase the macrophage cells that are infected often clog venules in organs such as the liver, spleen, lungs, and lymph nodes. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. The liquid and solid exchanges that take place in the microvasculature particularly involve capillaries and post-capillary venules and collecting venules. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. The blood flows from venules into the veins. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. It is very thin in veins and venules. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. A classic morphological finding is the aborization and proliferation of high endothelial venules. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Vasospasms force adenosine to enter the capillary bed, where it vasodilates the postcapillary venules. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. This contrasts with the process of solenophagy, used by mosquitos, in which feeding is direct from a small venule. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. These examples are from corpora and from sources on the web. Any opinions in the examples do not represent the opinion of the Cambridge Dictionary editors or of Cambridge University Press or its licensors. |
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