Crossword (:

1. largest portion of the brain
3. ne of three major parts of the autonomic nervous system: the others being the enteric and parasympathetic systems
5. center of the nervous system in all vertebrate
7. affects heart rate, digestion, respiratory rate, salivation, perspiration, pupillary dilation, micturition
14. is an electrically excitable cell that processes and transmits information through electrical and chemical signals.
16. a long, thin, tubular bundle of nervous tissue and support cells that extends from the brain
17. portion of the central nervous system associated with vision, hearing, motor control, sleep/wake, arousal (alertness), and temperature regulation
18. part of the nervous system that integrates the information that it receives from
19. region of the brain that plays an important role in motor control.

1. clear colorless bodily fluid produced in the choroid plexus of the brain
2. region of the vertebrate neural tube which gives rise to posterior forebrain structures
4. complex network of nerves and cells that carry messages to and from the brain and spinal cord to various parts of the body.
6. consists of the nerves and ganglia outside of the brain and spinal cord
8. is a midline symmetrical structure within the brains of vertebrates including humans, situated between the cerebral cortex and midbrain.
9. enclosed, cable-like bundle of axons (the long, slender projections of neurons) in the peripheral nervous system.
10. is one of two large chambers that collect and expel blood received from an atrium towards the peripheral beds within the body and lungs.
11. lower half of the brainstem
12. a portion of the brain that contains a number of small nuclei with a variety of functions
13. nervous system (PSNS, or occasionally PNS) is one of the two main divisions of the autonomic nervous system (ANS).
15. system of membranes which envelops the central nervous system