Somatic Sensations and Anterolateral Pathway Quiz
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Questions and Answers

Where are the cell bodies of first-order neurons located?

  • Dorsal root ganglia (correct)
  • Ventral root ganglia
  • Cerebellum
  • Spinal cord white matter

    • What type of information does the dorsal column pathway transmit?

  • Motor signals
  • Visual information
  • Pain, temperature, itch, and crude touch
  • Pressure, fine touch, vibration, and proprioception (correct)

    • Where do second-order neurons synapse after receiving signals from first-order neurons?

  • Ipsilateral dorsal horn or medulla (correct)
  • Contralateral dorsal horn or medulla
  • Cerebellum
  • Thalamus

    • What type of information does the anterolateral pathway transmit?

    <p>Pain, temperature, itch, pressure, and crude touch</p> Signup and view all the answers

    What is the function of first-order neurons?

    <p>Detect sensory information and carry signals from the periphery to the spinal cord</p> Signup and view all the answers

    What is the extent of the pharynx?

    <p>From the base of the skull down to the 6th cervical vertebra</p> Signup and view all the answers

    What is the structure of the pharyngeal wall from inside outwards?

    <p>Mucous membrane, fibrous layer, muscular coat</p> Signup and view all the answers

    What is the special feature of the nasopharynx?

    <p>Pharyngeal opening of the Eustachian tube</p> Signup and view all the answers

    What is produced by the cartilage of the Eustachian tube in the nasopharynx?

    <p>Tubal elevation</p> Signup and view all the answers

    What muscle produces the salpingeo-pharyngeal fold in the nasopharynx?

    <p>Salpingeo-pharyngeus muscle</p> Signup and view all the answers

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