Across
- 2. the network of nerve cells and fibers which transmits nerve impulses between parts of the body.
- 5. the cord of nervous tissue that extends from the brain lengthwise along
- 6. the internal framework of the human body
- 8. the system that circulates blood and lymph through the body, consisting of the heart, blood vessels, blood, lymph, and the lymphatic vessels and glands.
- 9. a cordlike structure composed of fibers that conduct sensory and motor impulses between the brain and spinal cord
Down
- 1. nerves that branch off from the spinal cord and extend to all parts of the body.
- 3. a complex network of glands and organs
- 4. the gastrointestinal tract plus the accessory organs of digestion
- 7. an organ that serves as the center of the nervous system in all vertebrate and most invertebrate animals