PPT-Nervous Tissue

Objectives Intoduction Morphology of a Neuron Types of Neuron Neuroglia Myelinated and unmyelinated Axons Peripheral Nerve Sensory and motor Ganglia Cellular Components of the Nervous System . Biol 105. Lecture Packet 10. Chapter 8 . Outline. Central Nervous System vs Peripheral Nervous System. Peripheral Nervous System. Autonomic Nervous Systems. Somatic Nervous Systems. Autonomic Nervous System. NERVOUS SYSTEM. NERVOUS SYSTEMS RECEIVE SENSORY INPUT, INTEPRET IT, AND SENT OUT APPROPRIATE COMMANDS. NERVOUS SYSTEMS. MOST INTRICATELY ORGANIZED DATA PROCESSING SYSTEM ON EARTH. NEURON. FUNCTIONAL UNIT; SPECIALIZED NERVE CELL FOR CARRYING SIGNALS FROM ONE LOCATION IN THE BODY TO ANOTHER. Structure and Function. 2. Input. (sensation). Output. (action). In order to understand behavior, we must understand the operating mechanism of the nervous system. What is the function of the nervous system?. A. Bacterial Infections of the Nervous System. 1. Bacterial Meningitis. A) Although bacteria can infect the brain, spinal cord, and peripheral nerves, they more commonly infect the meninges and cerebrospinal fluids resulting in meningitis. Cognitive Neuroscience. David Eagleman. Jonathan . Downar. Chapter Outline. An Overview of the Nervous System. The Peripheral Nervous System. The Spinal Cord. The Brainstem. The Cerebellum. The Diencephalon. Functions of the Nervous System. Sensory input. Information gathered by sensory receptors about internal and external changes . Integration. Interpretation of sensory input. Motor output. Activation of effector organs (muscles and glands) produces a response. glial. cells). Pages 227-234. Astro. cytes. Brace/anchor neurons, provide chemical barrier. Most abundant . glial. cells. Microglia. Destroy threatening particles/cells; phagocytes. Ependymal. cells. 1. nervous system overview. Nervous system. Monitors and processes sensory information from the environment and from within the body. Principal cell populations. Neuron . - . t. ransmits . impulses. Neuroglia . Nervous System Nervous System Design 2 main section C entral N ervous S ystem P eripheral N ervous System   C entral N ervous S ystem  (CNS) brain and spinal cord.  encased in skull and vertebral column to protect Lesson 1. The Skeletal System . How the skeletal system works. Skeletal system consists of 206 bones. Tiniest bones are in the inner ear . Longest bone in the body is your thigh bone. Functions of the skeletal system. History of Research on Nervous system. 460 -379 B.C. . Hippocrates discuss the epilepsy as disturbance of brain and also indicated that the brain is involved with sensation and is seat of intelligence. . A. Central Nervous System (CNS). 1. . Functions . A) . Acts . as command center. B) . Interprets . sensory information and dictates response based on past experience, . reflexes, . and current body conditions. is the main component of the two parts of the . nervous system. ; the . brain. and . spinal cord. of the . central nervous system. (CNS), and the branching peripheral nerves of the . peripheral nervous system. Daniel G. Chain, Ashok N. Hegde, Naoki Yamamoto, Bo Liu-Marsh, and James H. Schwartz Center for Neurobiology and Behavior, Columbia University College of Physicians and Surgeons, New York, New York 10