Skeletal, Muscular, and Integumentary System
Across
- 4. The outer layer of cells covering an organism, in particular
- 6. A dense layer of vascular connective tissue enveloping the bones except at the surfaces of the joints.
- 7. A flexible but inelastic cord of strong fibrous collagen tissue attaching a muscle to a bone.
- 9. A fibrous protein that forms (together with actin) the contractile filaments of muscle cells and is also involved in motion in other.
- 11. a small tubular cavity containing the root of a hair; small muscles and sebaceous glands are associated with them.
- 12. A protein that forms (with myosin) the contractile filaments of muscle cells.
- 13. A short band of tough, flexible, fibrous connective tissue that connects two bones or cartilages or holds together a joint.
- 15. Any of the minute tubes that form a network in bone and contain blood vessels.
- 16. A dark brown to black pigment occurring in the hair, skin, and iris of the eye in people and animals.
- 17. A fibrous protein forming the main structural constituent of hair, feathers, hoofs, claws, horns, etc.
Down
- 1. The skin.
- 2. marrow: the fatty network of connective tissue that fills the cavities of bones
- 3. the developmental process of bone formation
- 5. the junction between a nerve fiber and the muscle it supplies.
- 8. A compound that occurs throughout the nervous system, in which it functions as a neurotransmitter.
- 10. A point at which parts of an artificial structure are joined.
- 14. Firm, whitish, flexible connective tissue found