perimysium

American  

[per-uh-miz-ee-uhm, -mizh-] / ˌpɛr əˈmɪz i əm, -ˈmɪʒ- /

noun

Anatomy.

plural

perimysia

1. the connective tissue surrounding bundles of skeletal muscle fibers.

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perimysium British  

/ ˌpɛrɪˈmɪzɪəm /

noun

1. anatomy the sheath of fibrous connective tissue surrounding the primary bundles of muscle fibres

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Other Word Forms

• perimysial adjective

Etymology

Origin of perimysium

1835–45; irregular from peri- + Greek mŷs mouse, muscle ( cf. myo-) + -ium

Example Sentences

Muscle cells are bound together by perimysium into bundles called fascicles.

From Textbooks • Jan. 1, 2015

Inside each skeletal muscle, muscle fibers are organized into individual bundles, each called a fascicle, by a middle layer of connective tissue called the perimysium.

From Textbooks • Jun. 19, 2013

There are three layers of connective tissue: epimysium, perimysium, and endomysium.

From Textbooks • Jun. 19, 2013

Figure 10.3 The Three Connective Tissue Layers Bundles of muscle fibers, called fascicles, are covered by the perimysium.

From Textbooks • Jun. 19, 2013

The Perimysium.—The plan of the muscle-organ is revealed through a study of the perimysium.

From Physiology and Hygiene for Secondary Schools by Walters, Francis M.