Copyright © 2008 Pearson Education, Inc., publishing as Benjamin Cummings C h a p t e r 16 The Nervous System: Pathways and Higher-Order Functions PowerPoint.

Slides:



Advertisements
Similar presentations
Ascending & Descending nerve tracts
Advertisements

Cortical Motor Areas and Descending motor tracts (Pyramidal & Extrapyramidal System)
Human Anatomy & Physiology FIFTH EDITION Elaine N. Marieb PowerPoint ® Lecture Slide Presentation by Vince Austin Copyright © 2003 Pearson Education, Inc.
Chapter 7 The Nervous System
The Nervous System.
Copyright © 2006 Pearson Education, Inc., publishing as Benjamin Cummings Central Nervous System (CNS)  CNS = Brain + spinal cord  Surface anatomy includes.
The Nervous System.
PowerPoint ® Lecture Slide Presentation by Patty Bostwick-Taylor, Florence-Darlington Technical College Copyright © 2009 Pearson Education, Inc., publishing.
Copyright © 2004 Pearson Education, Inc., publishing as Benjamin Cummings Fundamentals of Anatomy & Physiology SIXTH EDITION Frederic H. Martini Chapter.
Copyright © 2009 Pearson Education, Inc., publishing as Pearson Benjamin Cummings The Brain  Cerebrum  Largest part of brain  Controls higher mental.
Copyright © 2004 Pearson Education, Inc., publishing as Benjamin Cummings Fundamentals of Anatomy & Physiology SIXTH EDITION Chapter 14, part 2 The Brain.
Sensory and Motor Pathways
The Nervous System A network of billions of nerve cells linked together in a highly organized fashion to form the rapid control center of the body. Functions.
The cranial nerves. Central Nervous System - Brain Identify the anatomical location of each major brain area. Describe the functions of the major brain.
The Central Nervous System Part A
Lecture 11: Chapter 15 Neural Integration I: Sensory Pathways and the Somatic Nervous System Pages Lecturer: Dr. Barjis Room: P313/P307 Phone:
Assess Prof. Fawzia Al-Rouq Department of Physiology College of Medicine King Saud University Functional Anatomy of the Nervous System.
14 The Brain and Cranial Nerves C h a p t e r
Human Anatomy, First Edition McKinley & O'Loughlin
Copyright © 2010 Pearson Education, Inc. Spinal Cord Location Begins at the foramen magnum Solid cord ends around L 1 vertebra Filum terminal below that.
Spinal Pathways CD-ROM Case V: Spinal Cord Injury Notes: Chapter 7, p
Motor Areas Pyramidal & Extrapyramidal System
March 27, 2015  Journal: Write down any questions you want to go over to review for your quarterly next class.
Spinal Cord  Enclosed within the vertebral column  Contiguous with and extends from the medulla oblongata at the foramen magnum to 1 st lumbar vertebra.
PhD MD MBBS Faculty of Medicine Al Maarefa Colleges of Science & Technology Faculty of Medicine Al Maarefa Colleges of Science & Technology Lecture – 5:
Spinal Nerves, Dermatomes, and Cranial Nerves
IX. cerebrum – 83% of total brain mass
Pathways and Higher-Order Functions. Introduction There is a continuous flow of information between the brain, spinal cord, and peripheral nerves - millions.
C h a p t e r 15 Neural Integration I: Sensory Pathways and the Somatic Nervous System PowerPoint® Lecture Slides prepared by Jason LaPres Lone Star College.
Sensory, Motor & Integration Systems Chapter 15. Sensation & Perception Sensation is the detection of stimulus of internal or external receptors. It can.
If transduction does not occur, what do you perceive about a stimulus? 1.It is stronger than usual. 2.It is as though the stimulus did not take place and.
Central Nervous System. Lecture Outline Spinal Cord Design & Function Functional Brain Regions –Flow of Information –Learning.
The limbic system, or motivational system, includes:
Copyright © 2004 Pearson Education, Inc., publishing as Benjamin Cummings Connects the brain with the spinal cord Contains relay stations and reflex centers.
The Nervous System.
Nervous System Notes Part 1. Nerve impulses to and from the brain travel as fast as 170 miles per hour. INTERESTING NERVOUS SYSTEM FACTS The brain operates.
MOTOR THE WORD MOTOR MEANS M O V E M E N T MOTOR SYSTEM INCLUDES MOTOR CORTEX PYRAMIDAL TRACTS CORTICO SPINAL CORTICO BULBAR EXTRA PYRAMIDAL TRACTS BASAL.
POWERPOINT ® LECTURE SLIDE PRESENTATION by LYNN CIALDELLA, MA, MBA, The University of Texas at Austin Copyright © 2007 Pearson Education, Inc., publishing.
Essentials of Anatomy and Physiology Fifth edition Seeley, Stephens and Tate Slide 2.1 Copyright © 2003 Pearson Education, Inc. publishing as Benjamin.
Lecture - 6 DR. ZAHOOR ALI SHAIKH
Copyright © 2009 Pearson Education, Inc., publishing as Benjamin Cummings Regions of the Brain  Cerebral hemispheres (cerebrum)  Diencephalon  Brain.
Neural Integration I: Sensory Pathways and the Somatic Nervous System
SENSORY (ASCENDING) SPINAL TRACTS
Copyright 2010, John Wiley & Sons, Inc. Chapter 15 Sensory, Motor and Integrative Systems.
Copyright © 2006 Pearson Education, Inc., publishing as Benjamin Cummings Human Anatomy & Physiology SEVENTH EDITION Elaine N. Marieb Katja Hoehn PowerPoint.
Human Anatomy & Physiology FIFTH EDITION Elaine N. Marieb PowerPoint ® Lecture Slide Presentation by Vince Austin Copyright © 2003 Pearson Education, Inc.
Physiology of Motor Tracts Dr. Taha Sadig Ahmed, 1.
Principles of Anatomy and Physiology
OVER VIEW OF CENTRAL NERVOUS SYSTEM (CNS) Dr.Mohammed Sharique Ahmed Quadri Assistant prof. Physiology Al Maarefa College.
Copyright © 2009 Pearson Education, Inc., publishing as Benjamin Cummings Central Nervous System (CNS)  CNS develops from the embryonic neural tube 
Copyright © 2009 Pearson Education, Inc., publishing as Benjamin Cummings Central Nervous System (CNS)  CNS develops from the embryonic neural tube 
ELAINE N. MARIEB EIGHTH EDITION 7 Copyright © 2006 Pearson Education, Inc., publishing as Benjamin Cummings PowerPoint ® Lecture Slide Presentation by.
ELAINE N. MARIEB EIGHTH EDITION 7 Copyright © 2006 Pearson Education, Inc., publishing as Benjamin Cummings PowerPoint ® Lecture Slide Presentation by.
pyramidal pyramidal And AndExtrapyramidal tracts tracts By: Dr. Khaled Ibrahim.
Ascending Sensory System
An Introduction to Sensory Pathways and the Somatic Nervous System
Structure and Function of the Cerebellum The Cerebellum is a cauliflower-shaped lobe of the brain. Cerebellum means “Little brain” in Latin. The cerebellum.
PowerPoint ® Lecture Slide Presentation by Patty Bostwick-Taylor, Florence-Darlington Technical College Copyright © 2009 Pearson Education, Inc., publishing.
ASCENDING PATHWAYS. Ascending Pathways Three-neuron pathways: Three-neuron pathways: Primary sensory neurons: From external receptors Travel through dorsal.
SENSORY OR ASCENDING TRACTS
© 2012 Pearson Education, Inc. Chapter 15 – Neural Integration I: Sensory Pathways and the Somatic Nervous System $100 $200 $300 $400 $500 $100$100$100.
Sensory & Motor Pathways
Co 17 Chapter 17 Pathways and Integrative Functions.
Sensory and Motor Pathways. Somatic Sensory Pathways The pathways consist of first-order, second-order, and third-order neurons The pathways consist of.
Chapter 16 – The Nervous System: Pathways and Higher-Order Functions
Dorsal Column-Medial Lemniscal Pathways
Introduction Millions of sensory neurons are delivering information to the CNS all the time Millions of motor neurons are causing the body to respond.
Presentation transcript:

Copyright © 2008 Pearson Education, Inc., publishing as Benjamin Cummings C h a p t e r 16 The Nervous System: Pathways and Higher-Order Functions PowerPoint ® Lecture Slides prepared by Agnes Yard and Michael Yard Copyright © 2008 Pearson Education, Inc., publishing as Pearson Benjamin Cummings

Copyright © 2008 Pearson Education, Inc., publishing as Benjamin Cummings Which of the following cortical areas integrates complex sensory stimuli and motor responses? a. general interpretive area b. speech center c. prefrontal cortex d. all of the above

Copyright © 2008 Pearson Education, Inc., publishing as Benjamin Cummings Conscious motor control of skeletal muscles is an action of the: a. corticobulbar tracts b. lateral corticospinal tracts c. anterior corticospinal tracts d. all of the above

Copyright © 2008 Pearson Education, Inc., publishing as Benjamin Cummings Regarding somatic motor control, which of the following structures control(s) more-complex respiratory reflexes? a. superior medulla oblongata b. hypothalamus c. inferior medulla oblongata d. a and c

Copyright © 2008 Pearson Education, Inc., publishing as Benjamin Cummings Which of the following is the site of decussation of the lateral corticospinal tracts? a. brain stem (mesencephalon) b. pyramids of medulla oblongata c. level of lower motor neurons d. They do not cross.

Copyright © 2008 Pearson Education, Inc., publishing as Benjamin Cummings Which of the following is not a possible cause of cerebral palsy? a. CNS trauma associated with premature or unusually stressful birth b.a genetic defect that causes the improper development of sensory pathways c. maternal exposure to drugs, including alcohol d.All of the above are possible causes of cerebral palsy.

Copyright © 2008 Pearson Education, Inc., publishing as Benjamin Cummings Which of the following statements regarding the posterior spinocerebellar tract is/are false? a. It carries axons that ascend to the cerebellar cortex via the superior cerebellar peduncle. b. It is a sensory tract. c. It carries axons that do not cross over to the opposite side of the spinal cord. d. a and c

Copyright © 2008 Pearson Education, Inc., publishing as Benjamin Cummings Subconscious regulation of upper limb muscle tone and movement is an action characterizing which motor tracts? a.reticulospinal tracts b. corticobulbar tracts c. rubrospinal tracts d. vestibulospinal tracts

Copyright © 2008 Pearson Education, Inc., publishing as Benjamin Cummings Which components of the limbic system are essential to memory consolidation? a.amygdaloid body and hypothalamus b. hypothalamus and hippocampus c. hippocampus and amygdaloid body d. thalamus and amygdaloid body

Copyright © 2008 Pearson Education, Inc., publishing as Benjamin Cummings Which of the following statements regarding the reticular activating system (RAS) is false? a. The mesencephalic portion of the RAS appears to be the control center of the system. b. Associated nuclei in the thalamus play a supporting role by focusing attention on specific processes. c. The state of consciousness of an individual is determined by complex interactions between the brain stem and the diencephalon. d. None of the above is false.

Copyright © 2008 Pearson Education, Inc., publishing as Benjamin Cummings Which of the following is/are responsible for proprioceptive sensations? a. posterior column pathway b. spinothalamic pathway c. spinocerebellar pathway d. a and c

Copyright © 2008 Pearson Education, Inc., publishing as Benjamin Cummings The basal nuclei: a. provide background patterns of movement involved in involuntary motor activities b. exert direct control over lower motor neurons c. adjust the activities of upper motor neurons in the various motor pathways d. b and c

Copyright © 2008 Pearson Education, Inc., publishing as Benjamin Cummings Damage to which of the following structures leads to an immediate loss of short-term memory? a. hippocampus b. amygdaloid body c. gnostic area d. prefrontal cortex

Copyright © 2008 Pearson Education, Inc., publishing as Benjamin Cummings Activity within the corticospinal, medial, and lateral pathways is monitored and adjusted by the: a. cerebellum b. cerebral cortex c. basal nuclei d. a and c

Copyright © 2008 Pearson Education, Inc., publishing as Benjamin Cummings Which of the following is not a major somatic sensory pathway? a. spinothalamic pathway b. spinocerebellar pathway c. medial pathway d. posterior column pathway

Copyright © 2008 Pearson Education, Inc., publishing as Benjamin Cummings The output of the cerebellum affects which of the following? a. lower motor neuron activity in the corticospinal and medial pathways b. lower motor neuron activity in the lateral pathway c. upper motor neuron activity in the corticospinal, medial, and lateral pathways d. a and b

Copyright © 2008 Pearson Education, Inc., publishing as Benjamin Cummings Damage to which cortical area would affect the ability to interpret what is read or heard, even though the words would be understood as individual entities? a. Broca’s area b. prefrontal cortex c. frontal eye field d. gnostic area

Copyright © 2008 Pearson Education, Inc., publishing as Benjamin Cummings Which chronic state of awareness is characterized by deficits in memory, spatial orientation, language, or personality? a. delirium b. amnesia c. dementia d. confusion

Copyright © 2008 Pearson Education, Inc., publishing as Benjamin Cummings Precise movements of the forearms, wrists, and hands cannot occur if which of the following pathways is inoperative? a. tectospinal b. corticospinal c. rubrospinal d. reticulospinal

Copyright © 2008 Pearson Education, Inc., publishing as Benjamin Cummings Which pathway carries highly localized information from the skin and musculoskeletal system about proprioception, fine touch, pressure, and vibration sensations? a. posterior column (medial lemniscal) pathway b. spinothalamic pathway c. corticospinal pathway d. spinocerebellar pathway

Copyright © 2008 Pearson Education, Inc., publishing as Benjamin Cummings Which of the following statements regarding lower motor neurons is/are false? a.Destruction of or damage to a lower motor neuron may produce muscle rigidity or uncoordinated contraction. b.Lower motor neurons are located in a motor nucleus of the brain stem or spinal cord. c.Destruction of a lower motor neuron produces a flaccid paralysis of the innervated muscle unit. d.a and b

Copyright © 2008 Pearson Education, Inc., publishing as Benjamin Cummings Regarding hemispheric specialization, which of the following is not a characteristic of the representational (nondominant) hemisphere? a. spatial perception b. general interpretive center c. emotional context of language d. facial recognition

Copyright © 2008 Pearson Education, Inc., publishing as Benjamin Cummings In the spinothalamic pathway, projection fibers of which neurons carry sensations of pain and temperature to the primary sensory cortex? a. upper motor neurons b. third-order neurons c. second-order neurons d. first-order neurons

Copyright © 2008 Pearson Education, Inc., publishing as Benjamin Cummings The lower motor neurons of the anterior gray horns of only the cervical spinal cord is the destination for which motor tracts? a. reticulospinal tracts b. rubrospinal tracts c. tectospinal tracts d. vestibulospinal tracts

Copyright © 2008 Pearson Education, Inc., publishing as Benjamin Cummings Which of the following statements regarding aging and the nervous system is false? a. The number of dendritic branches and interconnections appear to decrease, and the rate of neurotransmitter production declines. b. Neurofibrillary tangles are masses of neurofibrils that form dense mats outside the soma, extracellularly. c. Anatomical changes associated with aging, which occur to the nervous system, begin shortly after maturity (probably by age 30). d. None of the above is false.

Copyright © 2008 Pearson Education, Inc., publishing as Benjamin Cummings Which of the following statements regarding the basal nuclei is/are true? a. There are four distinct populations of neurons within the basal nuclei. b. There are four major pathways used by the basal nuclei to adjust or establish patterns of movements. c. Under normal conditions, the tracts leaving the basal nuclei have an excitatory effect on upper motor neurons. d. b and c