Unit IV: Neuron Classification, Reflexes & Vision

20 Questions | Total Attempts: 246

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Unit IV: Neuron Classification, Reflexes & Vision

Questions and Answers
  • 1. 
    Identify the structure at the pointer:
  • 2. 
    Identify the strutcure at the pointer:
  • 3. 
    The correct sequence of a reflex arc is as follows: receptor>>sensory neuron>>integration center/control center>>motor neuron>>effector organ
    • A. 

      True

    • B. 

      False

  • 4. 
    The spinal cord is part of the CNS [central nervous system].
    • A. 

      True

    • B. 

      False

  • 5. 
    Identify B:
  • 6. 
    Identify C:
  • 7. 
    Identify E:
  • 8. 
    Identify G:
  • 9. 
    Identify H:
  • 10. 
    Identify A:
  • 11. 
    E is the nasolacrimal duct.
    • A. 

      True

    • B. 

      False

  • 12. 
    Bipolar neurons are the most rare neurons in the human body.
    • A. 

      True

    • B. 

      False

  • 13. 
    If a neuron is structurally multipolar, funcitonally we would classify the neuron as being sensory in function.
    • A. 

      True

    • B. 

      False

  • 14. 
    Which of these detect black and white light?
    • A. 

      Cones

    • B. 

      Choroid

    • C. 

      Lens

    • D. 

      None of these

  • 15. 
    Most photoreceptors of the eye are concentrated in this part of the eye:
    • A. 

      Fovea Centralis

    • B. 

      Blind Spot

    • C. 

      Choroid

    • D. 

      Posterior Segment of the eye

  • 16. 
    The substance in the anterior segment of the eye is known as aqueous fluid.
    • A. 

      True

    • B. 

      False

  • 17. 
    Which of these is not part of the fibrous tunic?
    • A. 

      Cornea

    • B. 

      Sclera

    • C. 

      Ora Serrata

    • D. 

      None of these

  • 18. 
    Most of the fibrous tunic is made of which of these?
    • A. 

      Sclera

    • B. 

      Cornea

    • C. 

      Ora Serrata

    • D. 

      None of these

  • 19. 
    The choroid contains blood vessels and helps capture light in the eye.
    • A. 

      True

    • B. 

      False

  • 20. 
    The innermost tunic of the eye is the choroid.
    • A. 

      True

    • B. 

      False