Across
- 2. (with reference to a limb or joint) bend or become bent
- 3. firm, whitish, flexible connective tissue found in various forms in the larynx and respiratory tract, in structures such as the external ear, and in the articulating surfaces of joints. It is more widespread in the infant skeleton, being replaced by bone during growth
- 8. relating to the heart
- 9. any of the pieces of hard whitish tissue making up the skeleton in humans and other vertebrates
- 10. an internal or external framework of bone, cartilage, or other rigid material supporting or containing the body of an animal or plant
- 11. a hollow muscular organ that pumps the blood through the circulatory system by rhythmic contraction and dilation. In vertebrates there may be up to four chambers (as in humans), with two atria and two ventricles
- 13. Muscle contraction is the tightening, shortening, or lengthening of muscles when you do some activity
Down
- 1. a muscle on top of your forearm
- 2. a small secretory cavity, sac, or gland
- 4. a flexible but inelastic cord of strong fibrous collagen tissue attaching a muscle to a bone
- 5. the branch of science concerned with the bodily structure of humans, animals, and other living organisms, especially as revealed by dissection and the separation of parts
- 6. any of five tendons at the back of a person's knee.
- 7. cause to cover a larger area; make longer or wider
- 12. the muscle at the back of the upper arm