Nervous System

12345678910111213141516171819202122232425
Across
  1. 1. /ˈnʊr.ɑːn/ A nerve cell that carries information between the brain and other parts of the body
  2. 5. /enˌsef.əˈlɑːp.ə.θi/ Inflammation affecting the surface of the brain that may be caused by infection or poisonous substances
  3. 7. /ˈθæl.ə.məs/ One of the two oval-shaped parts of the brain that control feeling and all the senses except for the sense of smell
  4. 12. /nɝːv/ A group of long, thin fibres (= structures like threads) that carry information or instructions between the brain and other parts of the body
  5. 13. /ˈsaɪ.næps/ The point at which electrical signals move from one nerve cell to another
  6. 16. /ˌhɪp.əˈkæm.pəs/ A part of the brain that is part of the limbic system and is important for memory
  7. 19. /ˈɡæŋ.ɡli.ən/ A mass of nerve cells, especially appearing outside the brain or spine
  8. 20. /ˌse.rəˈtoʊ.nɪn/ A neurotransmitter (= a chemical in the body that carries messages from the brain) that helps you feel relaxed and happy
  9. 21. /ˌnʊr.oʊ.trænsˈmɪt̬.ɚ/ A chemical that carries messages between neurons or between neurons and muscles
  10. 22. /əˈmɪɡ.də.lə/ One of two parts of the brain that affect how people feel emotions, especially fear and pleasure
  11. 24. /ˈmi.nɪŋks/ One of the three layers of tissue that surround the brain and spinal cord
  12. 25. /ˈpɑːr.kɪn.sənz/ A disease of the nervous system that makes the muscles become stiff and the body shake, and gradually gets worse as a person gets older.
Down
  1. 2. /ˈep.ə.lep.si/ A condition of the brain that causes a person to become unconscious for short periods or to move in a violent and uncontrolled way.
  2. 3. /riˈseptər/ A nerve ending that reacts to a change, such as heat or cold, in the body by sending a message to the central nervous system
  3. 4. /ˈmaɪə.lɪn/ A substance containing a lot of fat that forms a covering around nerves, especially those in the brain, protecting them and helping them to send signals effectively
  4. 6. /ˌnʊr.oʊ.saɪ.əns/The scientific study of the nervous system and the brain
  5. 8. /ˈdoʊ.pəˌmiːn/ A hormone (= chemical substance) that is made naturally in the body and may also be given as a drug
  6. 9. /ˌnɔːr.ep.ɪˈnef.rɪn/ A hormone that helps keep blood pressure at a constant level, especially if it falls too low
  7. 10. /ˈden.draɪt/ One of the short parts like threads at the edge of a nerve cell that carry messages to the cell
  8. 11. /ˌser.əˈbel.əm/ A large part at the back of the brain that controls your muscles, movement, and balance
  9. 14. /breɪn/ The organ inside the head that controls thought, memory, feelings, and activity
  10. 15. /ˈæk.sɑːn/ A long, thread-like structure attached to a nerve cell that sends out signals away from the nerve cell
  11. 17. /ˈveɪ.ɡəs/ The nerve that supplies the heart, lungs, and most of the intestines
  12. 18. /ˌhaɪ.poʊˈθæl.ə.məs/ A small part in the brain that controls things such as body temperature and the release of hormones, that is below the thalamus
  13. 23. /ˈɑːlts.haɪ.mɚz/ A disease of the brain that mainly affects old people and results in the gradual loss of memory, speech, movement, and the ability to think clearly.