PPT-ORGANIZATION OF AUTONOMIC NERVOUS SYSTEM

THE AUTONOMIC NERVOUS SYSTEM The autonomic nervous system ANS is a motor or efferent system which connects the central nervous system with all smooth muscle cardiac muscle and gland cells of the body. Chapter 12 . Joe Pistack MS/ED. Autonomic nervous system. Automatic response-the body’s way of unconsciously and automatically making decisions and carrying them out for you.. The autonomic nervous system-is part of the peripheral nervous system that supplies motor activity to the visceral effector organs, glands, smooth muscles within the organs and the heart.. Chad Byworth. Reference: Material from lecture Autonomic Nervous System, Dr R Tunstall. What is the ANS?. The autonomic nervous system allows for the self-regulation of the body viscera, it is split into the.... 15. Autonomic nervous system. is a set of pathways to and from the central nervous system (CNS) that . innervates and regulates smooth muscle, cardiac muscle, and glands. .. •. Autonomic nervous system plays a major role . It influences the function of internal . organs. It acts largely unconsciously. The autonomic nervous system. It . regulates bodily functions such as heart rate, digestion, urination, respiratory rate . The efferent nervous system has two components:. the somatic and . the autonomic. . These two systems differ in a number of ways but are chiefly distinguished by the types of effector organs they innervate and the types of functions they control. . Introduction. Autonomic . nervous system (. ANS). A. utomatic. , self-governing, or . involuntary. No . conscious . control. Divided . into . sympathetic (alert system) and . parasympathetic nervous . Dr. Ayisha Qureshi . Assistant Professor, . MBBS, MPhil . DIVISIONS OF THE PERIPHERAL NERVOUS SYSTEM. Differentiating between the somatic & autonomic nervous system. SOMATIC NERVOUS SYSTEM. AUTONOMIC. Dr . IramTassaduq. 3. ANS is the subdivision of the peripheral nervous system that regulates body activities that are generally . not under conscious . control. Composed of a special group of neurons serving: . Chemical substance released from nerve ending, carries impulses across synapses . Combines and stimulates receptors . Main neurotransmitters in ANS are:. . Acetylcholine. Noradrenaline. , . dopamine. Assistant Professor. Dr . Hayder B Sahib . . Ph.D. Pharmacology. INTRODUCTION TO ANS. The nervous system is . divided . into the central nervous system (CNS) and peripheral nervous system. The peripheral nervous system is divided into somatic (voluntary) and the autonomic system . Part 1. . Thomas E. Tenner, Jr., Ph.D.. Dept. of Medical Education. Dept. Pharmacology & Neuroscience. tom.tenner@ttuhsc.edu. 743-7169. 1. Recommended Background Reading :.  . Chapter 6. “Introduction to Autonomic Pharmacology” . and Physiology Oliver Pratt, Carl Gwinnutt*, Sarah Bakewell *Correspondence Email: carl.gwinnutt@srht.nhs.uk Oliver Pratt Specialist Registrar Department of Anaesthesia Hope Hospital Salford M6 8HD U 85 to 180 billion neurons in the human brain?! How does anything get done?. CENTRAL NERVOUS SYSTEM. Brain and spinal cord.. PERIPHERAL NERVOUS SYSTEM (PNS). Def. : all nerves that lie outside the brain and spinal cord. AUTONOMIC NERVOUS SYSTEM. Two major subdivision. Parasympathetic . cranio. -sacral outflow. Sympathetic . . thoraco. -lumbar out flow. Responsible for the visceral control. Sometimes referred to as vegetative control.