Muscles that can be controlled consciously. They move when you think about what you want them to do.

Example: muscles in the arms and legs can be controlled when walking or running.

Tough bands of connective tissue that attach muscles to the bones.

One of the 3 main kinds of muscle tissue. It is a type of involuntary muscles tissue that does not have stripes.

It is the type of muscle found in the walls of many organs and blood vessels in the body.

When a muscle contracts involuntarily.

Can be painful and is sometimes caused by too much exercise or by not "warming up" the muscles before exercising.

Muscles that automatically do their jobs without you needing to think about it.

These muscles run all the important jobs inside the body.

Examples: heart, lung, and stomach muscles.

An injury caused when a muscle is overstretched.

The only cells in the body that can shorten (contract).

A muscle that causes a joint to straighten when it contracts.

It's main purpose is to cause movement of the body parts.  It also helps with digestion and circulation.

It is made up of over 600 different muscles.

A muscle that causes a joint to bend when it contracts.

One of the 3 main kinds of muscle tissue.  It is an involuntary muscle tissue that is only found in the heart. It is made of a network of striped muscles that never stop working.

Found in every muscle in the body.

When muscle cells do work.  When done regularly, this can make the muscle get bigger and more efficient.

One of the 3 main kinds of muscle tissue.  It is a striped, voluntary muscle tissue that is attached to and moves the skeletal system.