Across
- 1. dense bone tissue forming outer layer of bones
- 3. tough cartilage found in intervertebral discs
- 6. primary muscle responsible for movement
- 9. functional contractile unit of muscle
- 14. skeleton consisting of skull, vertebral column, and thoracic cage
- 15. slightly movable joint connected by cartilage
- 16. shaft of a long bone
- 17. cytoplasm of a muscle fiber
- 19. movable attachment site of a muscle
- 22. fibrous connective tissue connecting bone to bone
- 23. study of muscles
- 25. small cavity housing an osteocyte
- 27. fibrous membrane covering bone surface
- 30. freely movable joint with synovial fluid
- 34. rod-like structure composed of sarcomeres
- 36. fixed attachment site of a muscle
- 37. thick filament involved in muscle contraction
- 38. bone-forming cell
- 41. hyaline cartilage covering joint surfaces
- 42. bone-resorbing cell
- 44. fibrous connective tissue connecting muscle to bone
- 45. central canal containing blood vessels and nerves
- 47. stabilizing muscle that immobilizes a bone
- 48. region between diaphysis and epiphysis
- 49. muscle assisting the agonist
- 50. smooth cartilage found in joints and respiratory structures
Down
- 2. synapse between motor neuron and muscle fiber
- 4. theory describing mechanism of muscle contraction
- 5. growth plate responsible for lengthening bones
- 7. study of bones
- 8. fat-storing marrow tissue
- 10. perforating canal connecting osteons
- 11. lubricating fluid within synovial joints
- 12. structural unit of compact bone
- 13. hematopoietic tissue producing blood cells
- 18. microscopic channels connecting lacunae
- 20. flexible cartilage found in ear and epiglottis
- 21. central cavity of long bone containing marrow
- 24. mature bone cell maintaining matrix
- 26. neurotransmitter released at neuromuscular junction
- 28. protein blocking actin binding sites
- 29. muscle that opposes the action of another
- 31. membrane lining inner bone surfaces
- 32. skeleton consisting of limbs and girdles
- 33. porous bone tissue found inside bones
- 35. fluid-filled sac reducing friction in joints
- 37. fibrocartilage pad in knee joint
- 39. immovable joint connected by dense connective tissue
- 40. protein regulating muscle contraction
- 43. end of a long bone
- 46. thin filament involved in muscle contraction