Across
- 3. the energy molecule used to help sarcomeres contract
- 6. backbone
- 8. bones that make up the “axis” of the body; includes head bones, rib cage, and the vertebral column
- 9. where bones meet
- 10. soft tissue that fills the cavities inside the bone
Down
- 1. a ring of muscle located in a tubular organ or at a body opening
- 2. sheet-like tissue consisting of tightly packed cells with little extracellular material between them.
- 4. an internal framework of hard parts
- 5. second layer of skin that consists mostly of connective tissues and different fibers.
- 7. the main neurotransmitter involved with voluntary movement