Neuroanatomy and Function of Somatic Nervous System Chapter 14
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Questions and Answers

What is the main function of the sensory nervous system?

  • Generating responses to stimuli
  • Regulating involuntary actions
  • Integrating sensory information
  • Detecting stimuli in the surrounding environment (correct)
  • Which type of neuron is typically found in the ganglia and has a 'pseudounipolar' shape in mammals?

  • Bipolar neuron
  • Unipolar neuron (correct)
  • Anaxonic neuron
  • Multipolar neuron
  • What is the term for the bundle of axons in the Peripheral Nervous System (PNS)?

  • Tract
  • Ganglion
  • Nucleus
  • Nerve (correct)
  • Which type of glial cell is found in the Central Nervous System (CNS)?

    <p>Oligodendrocytes (D)</p> Signup and view all the answers

    What is the term for the process of interpreting and processing sensory information?

    <p>Integration (B)</p> Signup and view all the answers

    Which type of neuron has a structure in which dendrites can act as an axon as needed?

    <p>Anaxonic neuron (D)</p> Signup and view all the answers

    What is the function of the dorsal root ganglion in each nerve?

    <p>An enlargement of the spinal nerve (D)</p> Signup and view all the answers

    Which type of receptor is responsible for detecting pain and temperature?

    <p>Free nerve endings (A)</p> Signup and view all the answers

    What is the main function of the somatic nervous system?

    <p>Control of voluntary movement and reflexes (A)</p> Signup and view all the answers

    Which part of the central nervous system contributes to the regulation of the parasympathetic and sympathetic nervous systems?

    <p>Medulla oblongata and hypothalamus (D)</p> Signup and view all the answers

    What is the difference between sensation and perception?

    <p>Sensation is the detection of sensory stimuli, while perception is the interpretation of those stimuli (A)</p> Signup and view all the answers

    Which type of sensory receptor is responsible for detecting proprioception?

    <p>Proprioceptors (A)</p> Signup and view all the answers

    Which part of the nervous system is responsible for voluntary responses?

    <p>Somatic nervous system (D)</p> Signup and view all the answers

    What type of receptors are involved in the binding of neurotransmitters and changing the cell membrane potential?

    <p>Ligand-gated channels (C)</p> Signup and view all the answers

    What is the function of the thalamus in the nervous system?

    <p>Relaying and processing sensory information (C)</p> Signup and view all the answers

    What type of neurons are most involved in integration in the nervous system?

    <p>CNS neurons (D)</p> Signup and view all the answers

    What is the term for the movement of ions through channel membranes in the resting membrane potential?

    <p>Free movement (C)</p> Signup and view all the answers

    What is the function of the pia mater in the brain?

    <p>Following the convolutions of gyri and sulci in the cerebral cortex (C)</p> Signup and view all the answers

    Which part of the brain is involved in emotion, memory, and behavior?

    <p>Limbic system (A)</p> Signup and view all the answers

    What is the term for the collection of nuclei that regulate cardiovascular and respiratory systems?

    <p>Pons and Medulla (C)</p> Signup and view all the answers

    Which type of neurotransmitter receptors involves a second messenger system?

    <p>Metabotropic receptors (D)</p> Signup and view all the answers

    What is the function of the Circle of Willis in the brain?

    <p>Arterial flow (D)</p> Signup and view all the answers

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