Muscular System

2. muscle fibers bundle together to form
6. non-striated muscles in the walls of visceral organs that contract involuntarily to propel objects down internal passageways
7. thin filaments that run the length of each myofibril
10. where the muscle is attached to a movable bone
11. surrounds each muscle fiber(type of connective tissue)
13. muscles are most responsible for producing a certain movement
14. striated muscles are generally attached to bones that contract voluntarily to produce movement
15. where the muscle is attached to an immovable bone
16. the contractile unit of the muscle
17. muscles that help the prime mover, such as stabilizing across a joint or adding some "oomph"

1. where the axon terminals of the major neuron meet the muscle fiber, including the space between them
3. muscle that oppose or do the reverse of a certain movement
4. wraps around the entire outside of the muscle(type of connective tissue)
5. what do muscles have to do in order to produce movement
7. main function of the muscular system
8. striated muscles of the heart that contract involuntarily to pump blood throughout the body
9. surrounds each fascicle(type of connective tissue)
12. organelle that makes up most of the muscle cells