The document provides an overview of the nervous system, including key structures and functions. It discusses the meninges surrounding the central nervous system, ventricles within the brain, cerebrospinal fluid, spinal cord tracts and reflex arcs. It also summarizes the major parts and lobes of the brain, cerebral cortex functions, and the peripheral and autonomic nervous systems.

1. PowerPoint Lecture Outlines to accompany Hole’s Human Anatomy and Physiology Eleventh Edition Shier  Butler  Lewis Chapter 11 Copyright © The McGraw-Hill Companies, Inc. Permission required for reproduction or display.

3. Meninges of the Spinal Cord

7. Cross Section of Spinal Cord

9. Reflex Arcs Reflexes – automatic, subconscious responses to stimuli within or outside the body

10. Reflex Arcs

11. General Components of a Spinal Reflex

18. Nerve Tracts of the Spinal Cord

20. Brain

22. Brain Development

26. Functional Regions of Cerebral Cortex Cerebral Cortex – thin layer of gray matter that constitutes the outermost portion of cerebrum; contains 75% of all neurons in nervous system

28. Sensory Areas

34. Motor Areas

35. Functions of the Cerebral Lobes

47. Major Parts of the Brain

49. Nervous System Subdivisions

50. Structure of a Peripheral Nerve

54. Cranial Nerves

62. Functions of Cranial Nerves

70. Plexuses

75. Sympathetic Division

77. Parasympathetic Division

80. Insert figure 11.39 Actions of Autonomic Neurotransmitters