Neuro Practice: Vision, Hearing, vestibular, oculomotor

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41 Questions - Developed by: Emilymae.stewart@gmail.com - Developed on: - 678 taken

  • 1
    The cornea:
  • 2
    The ciliary body:
  • 3
    The fovea:
  • 4
    The pigment epithelium:
  • 5
    The optic disc is where the _______ axons leave the retina
  • 6
    Conversion from light to electric potential occurs in:
  • 7
    Bipolar cells synapse upon:
  • 8
    ________ cells send their axons across the retina to the optic disc.
  • 9
    Which type of cells sharpen the image with lateral inhibition?
  • 10
    Rental axons are heavily myelinated as they cross the retina, so as to get the information from the retina to the brain as fast as possible.
  • 11
    A large multiple sclerosis plaque in an optic nerve would most likely result in:
  • 12
    An occipital lobe lesion is most likely to result in:
  • 13
    20-fold amplification of sound conduction is achieved by:
  • 14
    What is the function of tensor tympani and stapedius muscles?
  • 15
    The round window is:
  • 16
    Loss of hair cells at the apex of the cochlea would be most likely to result in:
  • 17
    Loss of hair cells in the base of the cochlea is most likely to result in:
  • 18
    Damage to the facial or trigeminal nerve on one side may result in:
  • 19
    Loss of any awareness of sound, but an ability to react reflexively to sounds is most likely due to:
  • 20
    A patient presents with a peculiar hearing deficit in that they respond to people sitting on their right side, but not to people sitting on their left side. Where are you going to expect to find the source of the problem?
  • 21
    Movement of the stereo cilia on a hair cell towards the _________ cause an _________ in the membrane potential of the hair cell
  • 22
    The hair cells in the crust ampullae of a semicircular canal are all oriented:
  • 23
    Which structure matches best: Any movement of the head will stimulate hair cells in at least one of the ______. The movements that are most effective are acceleration in a straight line, such as accelerating in a car or the pull of gravity.
  • 24
    The vestibular nuclei lie ________to the inferior cerebellar peduncle and extend from the rostral medulla to the _______.
  • 25
    Vestibular nuclei project to and receive from:
  • 26
    There is a direct projection of cerebellar purkinje cells into ____________.
  • 27
    The lateral vestibulospinal tract projects to neurons along the full length of the spinal cord
  • 28
    Which of the following is most likely related to problems staying balanced with rapid head movements?
  • 29
    Trouble staying balanced when moving the head slowly would most likely indicate:
  • 30
    Superior rectus is innervated by:
  • 31
    Inferior oblique is innervated by:
  • 32
    Medial rectus is innervated by:
  • 33
    Lateral rectus is innervated by
  • 34
    The trochlear nerve innervates:
  • 35
    The inferior rectus is innervated by:
  • 36
    The movement of the eyes when reading or scanning the immediate environment is called:
  • 37
    Which of the following would one use to watch a bird in flight, at some distance?
  • 38
    A patient finds it difficult to saccade from side to side, but retains the ability to look up and down. If her head is rotated to the left, then her eyes move to the right and, if her head is rotated to the right, her eyes move to the left. She can accurately fixate upon a visual target and follow its movements as long as it moves vertically. Which of the following locations is most apt to the site of the problem?
  • 39
    A patient is unable to look toward her right (with her eyes). What is likely the problem?
  • 40
    Deficits in visual tracking and oculomotor control (such as nystagmus and vertigo), integration of vestibular information for eye and head control, as well as control of axial muscles for balance are related to a lesion where?
  • 41
    The simultaneous outward movement of both eyes away from each other, usually in an effort to maintain single binocular vision when viewing an object is called:

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