Term: medullary sheath: a layer of myelin encasing (and insulating) the axons of medullated nerve fibers
Broader: sheath: an enveloping structure or covering enclosing an animal or plant organ or part | Unrelated: hovea: any of several attractive evergreen shrubs of Australia grown for their glossy deep green foliage and flowers in rich blues and intense violets
Broader: sheath: an enveloping structure or covering enclosing an animal or plant organ or part | Unrelated: christmas present: a present given at Christmas time
Broader: sheath: an enveloping structure or covering enclosing an animal or plant organ or part | Unrelated: peanut brittle: brittle containing peanuts
Broader: sheath: an enveloping structure or covering enclosing an animal or plant organ or part | Unrelated: pendant: an adornment that hangs from a piece of jewelry (necklace or earring)
Broader: sheath: an enveloping structure or covering enclosing an animal or plant organ or part | Unrelated: genus peperomia: large genus of small tropical usually succulent herbs
Broader: sheath: an enveloping structure or covering enclosing an animal or plant organ or part | Unrelated: body of water: the part of the earth's surface covered with water (such as a river or lake or ocean)
Broader: sheath: an enveloping structure or covering enclosing an animal or plant organ or part | Unrelated: educational institution: an institution dedicated to education
Broader: sheath: an enveloping structure or covering enclosing an animal or plant organ or part | Unrelated: meclofenamate: a nonsteroidal anti-inflammatory (trade name Meclomen) used to treat arthritis
Broader: sheath: an enveloping structure or covering enclosing an animal or plant organ or part | Unrelated: riding bitt: one of the large bitts used to secure the cable of a dropped anchor
Broader: sheath: an enveloping structure or covering enclosing an animal or plant organ or part | Unrelated: california personality inventory: a self-report personality inventory originally derived from the MMPI; consists of several hundred yes-no questions and yields scores on a number of scales including dominance and self acceptance and self control and socialization and achievement etc.