nervous system

4. controls vital involuntary functions like heart rate, breathing, blood pressure, and digestion also maintaining
5. the fundamental units of the nervous system, specialized to transmit signals using electrical and chemical impulses
7. a clear liquid that surrounds and protects the brain and spinal cord
9. the two lower, powerful pumping chambers of the heart
11. the network of nerves outside the brain and spinal cord
14. bundle of nerve tissue, protected by vertebrae
17. roviding mechanical protection, acting as a shock absorber,
18. acts as the brain's central relay station, processing
19. main control, where you think, cranium
20. acts as a crucial relay center, bridging signals between the cerebrum, cerebellum, and spinal cord controls functions like
22. responsible for coordinating actions and

1. crucial part of the hindbrain in the back of
2. small, vital brain region beneath the thalamus
3. controls vital functions like hunger, thirst, and body temperature
6. controls voluntary movements, like walking or talking, nervous system
8. the body's command center
10. control,managing,heart rate, breathing
12. preparing your body for stress, danger, or intense activity by increasing heart rate, blood pressure, and alertness while slowing digestion and redirecting blood to muscles and the brain
13. a small but crucial part of the brainstem connecting the forebrain and hindbrain
15. biggest part of the brain
16. he body's "rest and digest",nervous system that calms the body and conserves energy
21. transmit electrochemical signals between the brain, spinal cord, and the rest of the body