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- Dictionarysheath/ʃiːθ/
noun
- 1. a close-fitting cover for the blade of a knife or sword. Similar
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2 days ago · The peripheral nerve sheath, which is composed of three layers—the epineurium, perineurium, and endoneurium—is invaded by tumors in PNI. PNI is defined as tumor being in close proximity to the nerve and involving at least 33% of its circumference, or having tumor cells within the 3 layers of the nerve sheath [33].
1 day ago · For instance, previous research has indicated that the slime sheath produced by plasmodium is involved in allorecognition behavior. Signal substances for recognition have yet to be identified. The main component of the slime sheath has been identified as a glycoprotein, but the other components continue to be debated.
7 minutes ago · The external sheath (Fig. 10) is an extruded polymeric layer. This is the outermost layer of the flexible pipe and sometimes can be double, that is, two adjacent extrusions. Main Function: Prevent seawater ingress into the annulus.
3 days ago · Monocotyledones. Monocotyledons ( / ˌmɒnəˌkɒtəˈliːdənz / ), [d] [13] [14] commonly referred to as monocots, ( Lilianae sensu Chase & Reveal) are grass and grass-like flowering plants (angiosperms), the seeds of which typically contain only one embryonic leaf, or cotyledon.
4 days ago · The spinal cord functions primarily in the transmission of nerve signals from the motor cortex to the body, and from the afferent fibers of the sensory neurons to the sensory cortex. It is also a center for coordinating many reflexes and contains reflex arcs that can independently control reflexes. [1]
1 day ago · Also defined: proximal barbules; distal barbules; barbicels; hooklets (hamuli); pennulum; teeth. Just as barbs branch off on parallel sides of the rachis, the barbs in turn have a set of structures called barbules, branching from each side of the ramus. The base cells of the barbule form a plate from which a thinner stalk projects called the ...
3 days ago · The lateral TA is illustrated in detail in Figure 1B: under ICE view, the TA is defined at the hinge point, where is the insertion site of leaflets and also the converged point of atrium and ventricle. The atrial side of TA is the continuity of RA, while the ventricular side forms an enfoldment-like structure, and the muscular bundle could be ...
