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7th Edition Medical Terminology for Health Professions Ann Ehrlich/Carol L.Schroeder © 2013 Delmar, Cengage Learning. All Rights Reserved The Nervous System.

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Presentation on theme: "7th Edition Medical Terminology for Health Professions Ann Ehrlich/Carol L.Schroeder © 2013 Delmar, Cengage Learning. All Rights Reserved The Nervous System."— Presentation transcript:

1 7th Edition Medical Terminology for Health Professions Ann Ehrlich/Carol L.Schroeder © 2013 Delmar, Cengage Learning. All Rights Reserved The Nervous System Chapter 10

2 © 2013 Delmar, Cengage Learning. All Rights Reserved Overview of Structures, Combining Forms, and Functions of the Nervous System

3 © 2013 Delmar, Cengage Learning. All Rights Reserved Divisions of Nervous System Central nervous system – includes brain and spinal cord Peripheral nervous system – includes 12 pairs of cranial nerves and 31 pairs of peripheral spinal nerves (continues)

4 © 2013 Delmar, Cengage Learning. All Rights Reserved Divisions of Nervous System

5 © 2013 Delmar, Cengage Learning. All Rights Reserved The Neurons Basic cells of nervous system Carry nerve impulses throughout body Afferent neurons Connecting neurons Efferent neurons (continues)

6 © 2013 Delmar, Cengage Learning. All Rights Reserved The Neurons

7 © 2013 Delmar, Cengage Learning. All Rights Reserved Brain Primary Function –Coordinates all activities of the body by receiving and transmitting messages throughout the body Related Word Parts (Combining Forms) –encephal/o

8 © 2013 Delmar, Cengage Learning. All Rights Reserved Major Parts of the Brain Cerebrum Thalamus Hypothalamus Cerebellum Brainstem (continues)

9 © 2013 Delmar, Cengage Learning. All Rights Reserved Major Parts of the Brain

10 © 2013 Delmar, Cengage Learning. All Rights Reserved Cerebrum Cerebrum – largest and uppermost portion of brain –divided into right and left hemispheres –hemispheres subdivided to create pairs of cerebral lobes

11 © 2013 Delmar, Cengage Learning. All Rights Reserved Cerebral Hemispheres

12 © 2013 Delmar, Cengage Learning. All Rights Reserved Cerebral lobes –frontal lobe: controls skilled motor functions, memory, behavior –pariental lobe: receives and interprets nerve impulses from sensory receptors in tongue, skin, muscles –occipital lobe: controls eyesight –temporal lobe: controls hearing and smell, and ability to create, store, and access new information Cerebral Lobes

13 © 2013 Delmar, Cengage Learning. All Rights Reserved Cerebral Lobes

14 © 2013 Delmar, Cengage Learning. All Rights Reserved Spinal Cord Primary Function –Transmits nerve impulses between the brain, limbs, and lower part of the body Related Word Parts (Combining Forms) –myel/o Note: Myel/o also means bone marrow.

15 © 2013 Delmar, Cengage Learning. All Rights Reserved Nerves Primary Function –Receive and transmit messages to and from all parts of the body Related Word Parts (Combining Forms) –neur/i, neur/o

16 © 2013 Delmar, Cengage Learning. All Rights Reserved Cranial Nerves

17 © 2013 Delmar, Cengage Learning. All Rights Reserved Peripheral Spinal Nerves

18 © 2013 Delmar, Cengage Learning. All Rights Reserved Autonomic Nerves System

19 © 2013 Delmar, Cengage Learning. All Rights Reserved Sensory Organs and Receptors Primary Functions –Receive external stimulation and transmit these stimuli to the sensory neurons  Eyes (sight)  Ears (hearing)  Nose (smell)  Skin (touch)  Tongue (taste)

20 © 2013 Delmar, Cengage Learning. All Rights Reserved Key Word Parts and Definitions caus/o –burning, burn cerebr/o –cerebrum, brain concuss/o –shaken together, violently agitated contus/o –bruise (continues)

21 © 2013 Delmar, Cengage Learning. All Rights Reserved Key Word Parts and Definitions encephal/o –brain -esthesia –sensation, feeling esthet/o –feeling, nervous sensation, sense of perception -graphy –the process of producing a picture or record (continues)

22 © 2013 Delmar, Cengage Learning. All Rights Reserved Key Word Parts and Definitions mening/o –membranes, meninges myel/o –spinal cord, bone marrow neur/i, neur/o –nerve, nerve tissue phobia –abnormal fear (continues)

23 © 2013 Delmar, Cengage Learning. All Rights Reserved Key Word Parts and Definitions psych/o –mind radicul/o –root or nerve root tropic –having an affinity for

24 © 2013 Delmar, Cengage Learning. All Rights Reserved Parkinson’s Disease Click Here to play Parkinson’s Disease animation

25 © 2013 Delmar, Cengage Learning. All Rights Reserved Questions

26 © 2013 Delmar, Cengage Learning. All Rights Reserved Question The most sensitive cluster of nerves is at the front of the brain. True or False?

27 © 2013 Delmar, Cengage Learning. All Rights Reserved Answer False. The most sensitive cluster of nerves is at the base of the spine.

28 © 2013 Delmar, Cengage Learning. All Rights Reserved Question The human brain is 80%–85% water. True or False?

29 © 2013 Delmar, Cengage Learning. All Rights Reserved Answer True

30 © 2013 Delmar, Cengage Learning. All Rights Reserved Question How much of the oxygen used by the human body is utilized by the brain? a.over 10% b.over 25% c.over 50%

31 © 2013 Delmar, Cengage Learning. All Rights Reserved Answer b. Over 25%

32 © 2013 Delmar, Cengage Learning. All Rights Reserved Question The human body transmits nerve impulses at about 300 feet a second. True or False?

33 © 2013 Delmar, Cengage Learning. All Rights Reserved Answer True

34 © 2013 Delmar, Cengage Learning. All Rights Reserved Answers to Learning Exercises

35 © 2013 Delmar, Cengage Learning. All Rights Reserved Matching Word Parts 1 10.1. esthet/o 10.2. encephal/o 10.3. contus/o 10.4. psych/o 10.5. concuss/o Matching Word Parts 2 10.6. mening/o 10.7. -graphy 10.8. -esthesia 10.9. myel/o 10.10. radicul/o Chapter 10 Answers

36 © 2013 Delmar, Cengage Learning. All Rights Reserved Matching Word Parts 3 10.11. phobia 10.12. caus/o 10.13. cerebr/o 10.14. neur/o 10.15. -tropic Definitions 10.16. synapse 10.17. myelin sheath 10.18. dendrites 10.19. pia mater 10.20. hypothalamus 10.21. sympathetic 10.22. plexus 10.23. peripheral 10.24. thalamus 10.25. efferent Chapter 10 Answers

37 © 2013 Delmar, Cengage Learning. All Rights Reserved Matching Structures 10.26. brainstem 10.27. hypothalamus 10.28. cerebellum 10.29. medulla oblongata 10.30. cerebrum Which Word? 10.31. anesthesiologist 10.32. coma 10.33. anxiolytic 10.34. hallucination 10.35. acrophobia Chapter 10 Answers

38 © 2013 Delmar, Cengage Learning. All Rights Reserved Spelling Counts 10.36. migraine 10.37. Alzheimer’s 10.38. anesthetic 10.39. epilepsy 10.40. sciatica Abbreviation Identification 10.41. cerebral palsy 10.42. cerebrospinal fluid 10.43. obsessive-compulsive disorder 10.44. post-traumatic stress disorder 10.45. transient ischemic attack Chapter 10 Answers

39 © 2013 Delmar, Cengage Learning. All Rights Reserved Term Selection 10.46. delirium 10.47. myelitis 10.48. claustrophobia 10.49. trigeminal neuralgia 10.50. dyslexia Sentence Completion 10.51. cerebral contusion 10.52. anxiety disorders 10.53. dysthymia 10.54. factitious 10.55. antipsychotic Chapter 10 Answers

40 © 2013 Delmar, Cengage Learning. All Rights Reserved Word Surgery 10.56. an-, esthet, -ic 10.57. somn, ambul, -ism 10.58. electr/o, encephal/o, -graphy 10.59. par-, -esthesia 10.60. poli/o, myel, -itis True/False 10.61. True 10.62. True 10.63. False 10.64. False 10.65. True Chapter 10 Answers

41 © 2013 Delmar, Cengage Learning. All Rights Reserved Clinical Conditions 10.66. bipolar 10.67. concussion 10.68. transient ischemic 10.69. thalamotomy 10.70. multiple sclerosis 10.71. insomnia 10.72. aphasia 10.73. syncope 10.74. hydrocephalus 10.75. hematoma Which Is the Correct Medical Term? 10.76. causalgia 10.77. hypnotic 10.78. conversion 10.79. epidural 10.80. amyotrophic lateral sclerosis Chapter 10 Answers

42 © 2013 Delmar, Cengage Learning. All Rights Reserved Challenge Word Building 10.81. neuromyelitis 10.82. meningomalacia 10.83. neuroma 10.84. encephalopathy 10.85. polyneuralgia 10.86. neuromalacia 10.87. meningoencephalitis 10.88. myelopathy 10.89. encephalomalacia 10.90. meningoencephalomyelitis Labeling Exercises 10.91. cerebral 10.92. frontal 10.93. temporal 10.94. parietal 10.95. occipital 10.96. thalamus 10.97. hypothalamus 10.98. medulla oblongata 10.99. spinal 10.100. cerebellum Chapter 10 Answers


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