"Autonomic and somatic reflexes" Essays and Research Papers

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    Muscular System

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    There are three distinct types of muscles: skeletal muscles‚ cardiac or heart muscles‚ and smooth (non-striated) muscles Skeletal muscle is a form of striated muscle tissue existing throughout the human body‚ and which is under control of the somatic nervous system; Cardiac muscle (heart muscle) is a type of involuntary striated muscle found in the walls and histological foundation of the heart‚ specifically the myocardium . Smooth muscle is an involuntary non-striated muscle Smooth muscle

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    each with somatic and visceral subdivisions – Sensory (afferent) division: carries signals from receptors to CNS • Somatic sensory division: carries signals from receptors in the skin‚ muscles‚ bones‚ and joints • Visceral sensory division: carries signals from the viscera (heart‚ lungs‚ stomach‚ and urinary bladder) 12-5 Overview of the Nervous System • Motor (efferent) division—carries signals from CNS to effectors (glands and muscles that carry out the body’s response) – Somatic motor division:

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    Biology 201 Study Guide

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    BIO 201 – HUMAN ANATOMY AND PHYSIOLOGY I CHAPTER 13: THE BRAIN AND CRANIAL NERVES- CLASS LECTURE NOTES VISUAL A & P‚MARTINI SECTION 1: FUNCTIONAL ANATOMY OF BRAIN AND CRANIAL NERVES INTRODUCTION: Brain characteristics A. Equals ~97% of body’s neural tissue in adults B. “Typical” brain 1. Weighs 1.4 kg (3 lb) 2. Volume of 1200 mL (71 in.3) C. Size varies among individuals 1. Male brains are ~10% larger than female (related to body size) 2. No correlation between

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    football player sprints on the field during a game‚ he must have the mineral and calcium to supply the bone for strength. The nervous system will come into play‚ to send the signal from the brain‚ and the spinal cord via the peripheral somatic nerves. The peripheral autonomic nerves are controlled by

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    NERVOUS SYSTEM STUDY GUIDE 1. 3 FUNCTIONS OF NERVOUS SYSTEM 2. 2 MAJOR NERVOUS SYSTEMS 3. AFFERENT VS. EFFERENT NERVES. What does each do? 4. SOMATIC VS AUTONOMIC NERVOUS SYSTEM What does each do? Which is involuntary? 5. SYMPATHETIC VS PARASYMPATHETIC What are some things that happen when you get scared? When you have just had a big meal? 6. Draw the Graphic Organizer for the nervous system 7. ANATOMY

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    A & P Chpt 3 Study Guide

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    STUDY GUIDE LECTURE EXAM 3 CHAPTER 11 Functions and Divisions of the Nervous System 1. List the basic functions of the nervous system. 2. Explain the structural and functional divisions of the nervous system. Histology of Nervous Tissue 3. List the types of neuroglia and cite their functions. 4. Define neuron‚ describe its important structural components‚

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    Patellar Lab Report

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    There are two groups of reflexes in the human body‚ with two ways to categorize each of them. Reflexes can either be inborn and connected through the nervous system‚ or they can be learned through practice. Another way to explain a reflexive category would be autonomic reflexes or somatic reflexes. Autonomic reflexes are those which are unaware to us and act on visceral organs of the body‚ whereas somatic reflexes involve skeletal muscle stimulation. Both types of reflexes are put into effect via

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    pleasurable emotions. -Morphine- agonist Difference with Somatic and Autonomic nervous system (Peripheral ) Somatic Nervous System Made up of nerves that connect to voluntary skeletal muscles and to sensory receptors. -Consists of neurons that communicate between the body and the brain Peripheral Nervous System Made up of all those nerves that lie outside the brain and spinal cord. Difference between afferent and efferent neurons (Somatic Nervous System) Efferent Neurons -Motor neurons -Neurons

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    bios 105

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    worksheet ( see below). Submit your answers as a word document to the Week 4 dropbox 1. Define a reflex and list the components of a reflex arc. Receptor‚ Sensory neuron‚ Integration‚ Motor neuron‚ and Effector. Somatic reflexes activate skeletal muscle and autonomic reflexes activate smooth or cardiac muscle 2. Describe the events of an action potential. During the action potential part of the neural membrane opens to let + charged ions in the cell and let – charged ions out. This causes

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    Exam

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    Telencephalon/Cerebrum or Cortex - largest part of human brain‚ highly wrinkled (thought & action) Thalamus - major sensory relay center‚ regulates CNS & PNS Hypothalamus - ventral to thalamus (homeostasis‚ emotion‚ thirst‚ hunger‚ circadian rhythm‚ control of autonomic nervous system) [controls pituitary gland] Main structures a. Limbic system - collection of structures w/in forebrain (emotional brain in memories‚ emotions‚ decisions‚ motivation‚ learning) b. Amygdala - control of emotional behavior c

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