(Epi - greek for upon, mys - greek for muscle). The muscle fibres are divided up into bundles of fibres called 'fascicles'. Fibrous sheaths that surround the fascicles are called the perimysium (peri is greek for around). Blood vessels, the lymphatics and the nerves are all found in the perimysium.

What is a perimysium in anatomy?

Anatomical Parts

Perimysium is a sheath of connective tissue that groups muscle fibers into bundles (anywhere between 10 to 100 or more) or fascicles.

What is the difference between epimysium and perimysium?

The epimysium is the dense connective tissue that surrounds the entire muscle tissue. ... The perimysium is the connective tissue that surrounds each bundle of muscle fibers.