A scabbard
The plural of sheath is sheaths. As in "the knight sheaths his sword".
People collect medieval swords for a variety of reasons. One reason is for their uniqueness.
The gap between myelin sheaths is called the node of Ranvier. These nodes are important for enhancing the speed of nerve impulse transmission along the axon by allowing action potentials to "jump" between them in a process known as saltatory conduction.
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Myelin sheaths are located around the nerve cells. In central as well as peripheral nervous system.
A blacksmith is a person who creates objects (such as swords) from steel or iron by forging the metal.
Yes, tendon sheaths do act as friction reducing structures within the body. Tendon sheaths generally are found in areas where the tendons are constantly under pressure do to motion.
bursae and tendon sheaths he;p to reduce friction during joint movement
bursae are flattened fibrous sacs, while tendon sheaths are elongated fibrous sacs.
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