The Muscular System (Part 1) - Review For Quiz #4

The 3 types of muscle tissue are...

Is skeletal muscle voluntary or involuntary?

Skeletal muscle is attached to _____________.

Skeletal muscles and bones produce movement at the ____________.

What type of muscle tissue is most abundant in the body.

There are over ______ (#) muscles in the body.

Skeletal muscles have 3 main functions. Name them.(Hint: Use only one word for each function)

When viewed under a microscope, skeletal muscle appears _______________ and cylindrical.

Another name for a muscle cell is a ___________  ___________.

Muscle fibers are arranged in bundles called ____________ and are held together by connective tissue.

The tough connective tissue sheath that encases an entire muscle is part of the deep __________.

A ___________ attaches muscle to bone.

Most skeletal muscles attach to two _________ that have a moveable __________ between them.

The muscle attachment to the stationary bone is called its __________.

The muscle's attachment to the more moveable bone is called the _____________.

The middle portion of the muscle that is between the origin and the insertion is called the _________.

Each muscle fiber contains many threadlike structures made up of two kinds of proteins called thick and thin _________________.

Thick myofilament protein is called __________.

Thin myofilament protein is called _________.

The nerve fiber that sends nerve impulses to muscle fiber is called a ________  _________.

The _______________  _______________ is the point of contact between the nerve ending and the muscle fiber.

Chemicals released by motor neurons results in the ______________ of the muscle cell.

______________ is needed for muscle contraction.

When muscle is relaxed, calcium is stored in the ___________  ____________.

When a muscle cell is stimulated by a nerve to contract, ___________ is released into the ______________.