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Across 1. a tissue composed of cells or fibers 3. the long bone in the arm of humans extending from the shoulder to the elbow 6. the flat, movable bone at the front of the knee cap 8. a plural of phalanx 9. the shorter, thicker bone of the forearm 13. the inner of the two bones of the leg 14. of or pertaining to the metacarpus 17. the outer and thinner of the two bones of the human leg 20. either of two flat, triangular bones, each forming the back part of a shoulder in humans: shoulder blade 21. a bone or series of bones extending along the middle line 22. the basinlike cavity in the posterior part of the trunk in many vertebrates

Down 2. pertaining to the carpus 4. of or pertaining to the heart 5. a bone connecting the breastbone with the shoulder blade 7. a flexible type of connective tissue 10. generally flat or unruffed 11. any of the bones or segments composing the spinal column 12. a hollow, pumplike organ of the blood circulation 15. the skull of a vertebrate 16. of pertaining to or like a skeleton 18. one of the structures composing the skeleton of a vertebrate 19. a bone in the human leg extending from the pelvis to the knee