NASM Ch. 5 & 6

3. structures that respond to mechanical forces (touch and pressure)
8. thin myofilament
9. subdivision of the ANS that works to increase neural activity
12. division of the skeletal system consisting of the skull, rib cage, and vertebral column
14. specialized cells that is the functional unit of the nervous system
15. Nerves that connect the rest of the body to the central nervous system
16. division of the skeletal system consisting of arms, legs, and pelvic girdle
19. protein based molecule that carries oxygen into the muscles
20. contractile components of a muscle cell
21. connective tissue that surrounds muscles and bones

1. ______ plate; specialized cartilage disc located in the epiphysis
2. movement of a limb that is visible
4. smallest blood vessels and the site of exchange of elements between blood and tissues
5. high-energy molecule that serves as the main form of energy
6. division of the nervous system that includes the brain and spinal cord
7. _____unit; motor neuron and all of the muscle fibers
10. small gap between motor neuron and muscle cells
11. condition of reduced bone mineral density
13. thick myofilament
17. body's ability to naturally sense its general orientation and position of its parts
18. collective component and structures that work together to move the body
22. neurotransmitter that helps the action potential cross the synapse