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

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

From Textbooks • Jun. 19, 2013

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

From Textbooks • Jun. 19, 2013

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

The tendons connect at one end with the bones and at the other end with the fiber cells and perimysium.

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