Across
- 2. a set of tissues in the body with the ability to change shape
- 6. any of the tubes forming part of the blood circulation system of the body, carrying in most cases oxygen-depleted blood toward the heart
- 7. the network of nerve cells and fibers which transmits nerve impulses between parts of the body
- 8. made up of blood vessels that carry blood away from and towards the heart
- 9. when food is broken down by processes that are not chemical in origin
- 12. the internal framework of the human body
- 15. a complex network of glands and organs
- 16. the network of organs and tissues that help you breathe
- 17. any of the fine branching blood vessels that form a network between the arterioles and venules
- 18. involves the secretions of enzymes throughout your digestive tract
- 20. The tissues, glands, and organs involved in producing offspring
- 21. groups of organs and tissues that work together to perform important jobs for the body
Down
- 1. composed of cells that have the special ability to shorten or contract in order to produce movement of the body parts
- 3. any self-regulating process by which an organism tends to maintain stability while adjusting to conditions that are best for its survival
- 4. a single muscle cell
- 5. breaks down food into nutrients such as carbohydrates, fats and proteins
- 10. the tendency toward a relatively stable equilibrium between interdependent elements, especially as maintained by physiological processes
- 11. an organ in the human or animal body which secretes particular chemical substances for use in the body or for discharge into the surroundings
- 13. the system of an organism's body that performs the function of excretion, the bodily process of discharging wastes
- 14. muscular-walled tubes forming part of the circulation system by which blood is conveyed from the heart to all parts of the body
- 19. a regulatory substance produced in an organism and transported in tissue fluids such as blood or sap to stimulate specific cells or tissues into action