PPT-Nervous System Biology Unit

25 Double Award Unit 45 Why do animals have a Nervous System Animals need to be aware of changes in their surroundings Light Sound Touch Temperature Chemicals Examples of stimuli are They need to respond to a . 2. Nervous System. Central. Nervous. System. (CNS). Peripheral. Nervous. System. (PNS). 3. The Nervous System. Nervous System: . Consists of all the nerve cells. It is the body’s speedy, electrochemical communication system.. Section 1 – Functions & Divisions of the Nervous System (pp. 386-387). This is your brain…. The Nervous System. And this is your brain – IN ANATOMY!!. Or better yet…. The Nervous System. Functions of the Nervous System. Peripheral Nervous System. Autonomic Nervous System. Allied Health I. Central Nervous System. Communication and coordination system of the body. Seat of intellect and reasoning. Consists of the brain, spinal cord, and nerves. Brain. Spinal Cord. Nerves. Vocabulary to Know . Homeostasis. The regulation of steady, life-maintaining conditions inside an organism, despite changes in its environment . Nerve Cells . Neurons. Basic functioning units of the nervous system . The Nervous System Central Nervous System Peripheral Nervous System Procedure A starting person will be chosen and will be given an object. Once the teacher gives the signal, the start person will pass the object to their right. The Nervous System Central Nervous System Peripheral Nervous System Procedure A starting person will be chosen and will be given an object. Once the teacher gives the signal, the start person will pass the object to their right. The Nervous System Central Nervous System Peripheral Nervous System Procedure A starting person will be chosen and will be given an object. Once the teacher gives the signal, the start person will pass the object to their right. Chapter 11 and 12. Intro Animation. . 2. In the Biology 20 course, you studied some of the major body systems in the context of achieving homeostasis.. Homeostasis. : the process by which a constant internal environment is maintained despite changes in the environment.. 1. Two main divisions. a. . Central Nervous System . (CNS) – consists of brain and spinal cord. b. . Peripheral Nervous System . (PNS) – includes nerves extending from . brain and . spinal . cord . 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. System. This work is licensed under a. Creative Commons Attribution 4.0 International License. (CC-BY).. Concepts of Biology. Chapter 16: . The Nervous System. An athlete’s nervous system is hard at work during the planning and execution of . Human nervous system two major parts: central nervous system and peripheral nervous system. Nervous System Organization. Brain. Spinal cord. Central Nervous System. Nervous System Organization. All neurons outside the CNS. Pre-AP Biology Book: Chapters 35 - 40. Digestive System. On-Level Biology Book: Pages 917 – 928. Pre-AP Biology Book: Pages 970 - 984. Purpose. The Digestive System converts food into simpler molecules that can be used by cells; absorbs food; eliminates waste. Intro. Biological psychologists study the ways in which our behavior and psychological processes are linked to biological structures and processes. Sensation, perception, memory, and thinking are all psychological processes that have at least a partly biological basis..