Across
- 2. relating to the body, especially as distinct from the mind.
- 4. a part of an organism that is typically self-contained and has a specific vital function, such as the heart or liver in humans.
- 6. The fundamental units of the brain and nervous system, the cells responsible for receiving sensory input from the external world.
- 10. A component of the peripheral nervous system associated with the voluntary control of the body movements via the use of skeletal muscles.
- 12. An organ of the body which responds to external stimuli by conveying impulses to the sensory nervous system.
- 13. a framework of bone or cartilage enclosing the brain of a vertebrate; the skeleton of a person's or animal's head.
- 14. involuntary or unconscious; relating to the autonomic nervous system.
Down
- 1. the nervous system outside the brain and spinal cord.
- 3. regulates involuntary physiologic processes including heart rate, blood pressure, respiration, digestion, and sexual arousal. It contains three anatomically distinct divisions: sympathetic, parasympathetic, and enteric.
- 5. the network of nerve cells and fibers which transmits nerve impulses between parts of the body.
- 7. A whitish fiber or bundle of fibers that transmits impulses of sensation to the brain or spinal cord, and impulses from these to the muscles and organs.
- 8. An organ of soft nervous tissue contained in the skull of vertebrates, functioning as the coordinating center of sensation and intellectual and nervous activity.
- 9. shades of meaning, all involving understanding or becoming aware of something.
- 10. A column of nerve tissue that runs from the base of the skull down the center of the back.
- 11. a series of vertebrae extending from the skull to the small of the back, enclosing the spinal cord and providing support for the thorax and abdomen; the backbone.