homeostasis
Across
- 2. gland is a small organ in the front of the neck that wraps around the windpipe.
- 3. the red liquid that circulates in the arteries and veins of humans and other vertebrate animals, carrying oxygen to and carbon dioxide from the tissues of the body.
- 6. is One of a pair of organs in the chest that supplies the body with oxygen, and removes carbon dioxide from the body.
- 7. are a pair of spongy, air-filled organs located on either side of the chest
- 8. any of the tubular structures in the vascular system of a plant, serving to conduct water and mineral nutrients from the root.
- 10. system is a biological system in animals and plants that consists of specific organs and structures used for gas exchange.
- 12. is a group of cells that have similar structure and that function together as a unit.
Down
- 1. is any self-regulating process by which an organism tends to maintain stability while adjusting to conditions that are best for its survival.
- 4. the smallest structural and functional unit of an organism, which is typically microscopic and consists of cytoplasm and a nucleus enclosed in a membrane.
- 5. system is an organ system consisting of skeletal, smooth and cardiac muscles.
- 9. pumping blood through the blood vessels by repeated, rhythmic contractions.
- 11. are a self-contained part of an organism that performs a specific vital function, such as the heart or liver in humans.