Across
- 4. Support and maintain body shape.
- 5. The set of organs that make up the outermost layer of the body
- 8. A system in the body that plays a leading role in regulating physiological functions and activities.
- 9. an organ system in vertebrates that is part of the immune system, and complementary to the circulatory system.
- 10. A general term for a series of organs in the body that exchange gas with outside air.
- 11. Ingest, transport, digest food, absorb nutrients and excrete waste.
- 12. Transport of excess and unwanted substances through the blood circulation to the excretory organs and out of the body.
Down
- 1. Responsible for blood circulation and the delivery of nutrients.
- 2. A series of biological structures and processes in the body that make up the disease defense system.
- 3. It is a general term for the reproduction of offspring and the continuation of various organs of the race.
- 6. A messenger system consisting of feedback loops that release hormones directly into the circulatory system from internal glands.
- 7. An organ system consisting of bone, smooth muscle, and heart muscle.