Muscles. What You Need to Know!

Muscle with major responsibility for movement-

Without exercise, our muscles tend to...

The repeating pattern of myosin and actin produces striations seen in skeletal muscles.

Muscle control is achieved in a _______ to _______ direction.

95% of ATP used for muscle activity comes from ___, which occurs in the ___.

_____-tension in muscles increases, no movement occurs

What are the three types of muscle?

Muscle cells are multinucleate.

A muscle neuron and the muscle cells it stimulates is a(n)...

Name two of the four functions of muscles.

When Ach binds to the receptor proteins, channels open up-allowing __ to enter the cell.

What are the two myofilaments that make up myofibril?

Attachment to immovable bone-

A bundle of muscle fibers is called...

The ability to receive and respond to a stimulus-