body systems

2. A dome-shaped muscle at the bottom of the chest that helps with breathing by moving up and down.
4. system: The body system that controls and coordinates all activities in the body. It includes the brain, spinal cord, and nerves.
5. Vessels: Tubes that carry blood around the body, including arteries, veins, and capillaries.
9. The organ inside the head that controls thought, memory, feelings, and helps in coordinating movement.
12. cord: A long, thin, tubular bundle of nervous tissue that extends from the brainstem down the spine. It carries messages between the brain and the rest of the body.
14. System: The system in the body that transports blood, oxygen, nutrients, and waste products to and from cells.
15. Blood vessels that carry oxygen-poor blood back to the heart.
16. Substances in the body that help break down food into smaller molecules during digestion.
18. Substances in food that provide nourishment and energy to the body, such as vitamins, minerals, and carbohydrates.
19. Two tubes that branch off from the trachea into the lungs, carrying air to each lung.
20. A specialized cell that transmits information in the form of electrical signals throughout the body.
21. System: The organs in your body that help you breathe, including the lungs, trachea, bronchi, and diaphragm.

1. The process in which food is broken down by the digestive system into simpler forms that the body can absorb.
3. The process in which nutrients from food are taken up by the body after digestion.
6. The main organs of the respiratory system where oxygen is taken in and carbon dioxide is released when you breathe.
7. system: The group of organs working together to convert
8. Also known as the windpipe, it's the tube that connects your throat to your lungs, allowing air to pass through.
10. An organ that pumps blood throughout the body.
11. A bundle of fibers that transmits sensory information between the body and the brain, allowing us to feel things like touch or pain.
13. Blood vessels that carry oxygen-rich blood away from the heart to the rest of the body.
17. into energy and essential nutrients for the body.