Across
- 1. Most powerful type of muscle contraction
- 6. Unnatural or premature cell death
- 9. Changing the number of neutrons results in this
- 11. Muscle fibers optimized for aerobic metabolism
- 13. Neurotransmitter for skeletal muscle contraction
- 15. Medial bone of lower leg; weight-bearing
- 16. “out of a cell” ; method for bulk expulsion of substances
- 17. Cell distribution center
- 22. Energy currency
- 23. Electrons in outer shell of sodium atom
- 24. Joint with space; most joints in the limbs are this type
- 26. In yoga, the downward dog position requires primarily this type of muscle contraction
Down
- 1. Most bones form by this process
- 2. Uppermost part of sternum
- 3. Chemical signal
- 4. Do not change length during skeletal muscle contraction
- 5. Number of cervical vertebra
- 7. Type of tissue that covers body surfaces, lines cavities, & forms glands
- 8. The elbow or the knee
- 10. Tough, fibrous membrane the covers most of long bone
- 12. Voluntary, striated muscle tissue that fatigues
- 14. Portion of bone where longitudinal growth occurs
- 18. The cell membrane is composed of 2 _________ layers
- 19. A neuron can have many dendrites but only one of this
- 20. A characteristic of living things; relates to the ability to adjust
- 21. Fixed joint allowing no movement; sutures are an example
- 25. Organelles responsible for substance transport