PPT-The Autonomic Nervous System

2 Autonomic Nervous System ANS The ANS consists of motor neurons that Innervate smooth and cardiac muscle and glands Make adjustments to ensure optimal support for body activities Operate via subconscious control. George Howell III, . Ph.D. Nervous system hierarchy. Enteric Nervous System. Autonomic nervous system. Independent – activities are not under direct conscious control. . (autonomic = automatic). Divided into parasympathetic, sympathetic, and sometimes ENS on an anatomical basis. Chapters 14. Autonomic Nervous System (ANS). The ANS consists of . motor neurons. that: . Innervate smooth and cardiac muscle and glands. Make adjustments to ensure optimal support for body activities. LAKSHMAN KARALLIEDDE. OCTOBER 2011. Anatomy: . The nervous system has central and peripheral parts. . The central nervous system includes the brain and spinal cord. . The peripheral nervous system includes the nerves that connect the body's tissues with the brain and spinal cord. . NERVOUS SYSTEM. LECTURE 12. CH 9 . Neural Control of Involuntary Effectors. The autonomic nervous system helps regulate cardiac, smooth muscle and glands. Impulses are conducted from the CNS to a . second . 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. Def: The ANS consists of all visceral motor neurons innervating smooth muscle, cardiac muscle and glands.. Divide Autonomic Pharmacology into Four Categories:. 1. Drugs that increase the sympathetic nervous system response . 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: . Ms. Sallo. AP . Psychology. March 8, 2016. Peripheral Nervous System (PNS). Def: made up of all those nerves that lie outside the brain and spinal cord. . Nerves are bundles of axons that are routed together in the PNS. 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 . Day 7. 31 Pairs. Mixed nerves that provide 2-way communication between spinal cord and limbs, neck, and trunk. Named individually, grouped according to level which they arise.. Spinal Nerves. Cervical Nerves. 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.