The Skeletal System
Across
- 3. Layer of the bone that is dense, rigid, shaped like a cylinder that supplies oxygen and nutrients to the bone
- 9. Consists of bony fibres arranged in a strut-like system running throughout the cancellous tissue
- 11. The axial skeleton is the principal _____ structure of the body
- 12. The femur is an example of a ____ bone
- 14. Caused by the bone mass and the deterioration of the bone tissue
- 15. The exterior layer of bones which is dense and smooth and of varying thickness, depending on the type of bone
- 16. The bones are the primary _____ forming organs
- 17. Bones are bounded together by ____ at joints
- 18. Found inside the shaft of the bone and is filled with red and yellow bone marrow
- 21. Number of bones of the adult skeleton
- 24. The vertebrae is an example of an ____ bone
- 25. The outside layer of the bone which is packed with nerves and blood vessels
Down
- 1. Bones resist _____ and tension
- 2. The longest bone of the human body
- 4. Found at the ends of a long bone
- 5. Muscles attach to bones by ____ to produce movement
- 6. The patella is an example of a ____ bone
- 7. Different name of the epiphyseal plates
- 8. The appendicular skeleton provides fairly free _____
- 10. Filled with marrow in its small cavity-like spaces, also called spongy bone
- 13. Bone formation
- 19. Located at the end of bones, acts as a cushion between the bones and decreases friction
- 20. Bones provide protection for internal organs
- 22. The cranium is an example of a ____ bone
- 23. The carpals are examples of ____ bones