PPT-Chapter 7: the Nervous System

Bio 24 Organization of the nervous system Organization of the nervous system Our responses to stimuli may be voluntary or involuntary or both Example in response to low blood pressure you may contract smooth muscles to decrease the diameter of your blood vessels AND feel thirsty causing you to take a drink. And 57375en 57375ere Were None meets the standard for Range of Reading and Level of Text Complexity for grade 8 Its structure pacing and universal appeal make it an appropriate reading choice for reluctant readers 57375e book also o57373ers students 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. Central Nervous System. Peripheral Nervous System. The Nervous System. Central Nervous System. The Nervous System. Central Nervous System. Central Core. Limbic System. Cerebrum. The Nervous System. Central Nervous System. 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?. Scalp and skin. Protection of the Central Nervous System. Figure 7.17a. Meninges. Dura mater. Double-layered external covering. Periosteum. —. Meningeal. . Layer-. Folds inward in several areas. Meninges. Introduction. Autonomic . nervous system (. ANS). A. utomatic. , self-governing, or . involuntary. No . conscious . control. Divided . into . sympathetic (alert system) and . parasympathetic nervous . Peripheral Nervous System. The Nervous System. Central Nervous System. The Nervous System. Central Nervous System. Central Core. Limbic System. Cerebrum. The Nervous System. Central Nervous System. Central Core. The nervous system works by sending electrical impulses along neurones (nerve cells).. The Nervous System. There are two main parts:. Central nervous system. – brain and spinal cord. A network of 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. 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. 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. 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.