#fascicle

Epimysium

Envelopes the muscle (epi = upon, my = muscle).

Dense irregular connective tissue.

Perimysium

Divides the muscle into multiple wedges (peri = around); it covers each fascicle.

Each fascicle comprises skeletal muscle cells (aka skeletal myocytes or muscle fibers).

Endomysium

Surrounds the muscle cells.

Loose areolar connective tissue that maintains the extracellular environment for proper muscle cell functioning.

MUSCLE FASCICLE

Muscle cells

They are multinucleated (meaning, each cell contains many nuclei).

Each skeletal myoctye comprises numerous myofibrils.

Fascicle, n. /fas’ə-kəl/ - A bunch, bundle; a number of leaves, flowers, roots, etc. growing, occurring, or gathered in a bundle.

noun

Definition:

one part of a book that is published or made available separately

Example usage:

I take my pen-knife and slit the whole book up into forty or so fascicles.

The first fascicle of the Oxford English Dictionary was published on this day in 1884, covering A-Ant. Sadly, readers would have to wait for the twelfth fascicle to find out what fascicle means.

Jen Bervin :: The composite Marks of Fascicle 28