Practice 1: Muscle Structure

Front

A muscle is wrapped in a _____________.

Back

Epimysium

Front

Which myofilament is thick?

Back

Myosin

Front

When a muscle contracts, the smallest part that contracts is ___________________.

Back

Sarcomere

Front

A muscle is made of many… (one step down)

Back

Fascicles

Front

What type of tissue connects the skeletal muscle to a bone?

Back

Tendon

Front

What is the basic unit of a muscle fiber?

Back

Sarcomere

Front

What are the two main types of myofilaments?

Back

Actin and Myosin

Front

What is the role of the endomysium?

Back

It surrounds individual muscle fibers.

Front

What is the function of myofibrils?

Back

They are responsible for muscle contraction.

Front

What is the connective tissue that surrounds a fascicle?

Back

Perimysium