Answers.
A patient is found to have blindness in the right eye. what part
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of the vision pathway was most likely damaged? explain your
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repsonse. right optic nerve. information from the right
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visual has not yet crossed the optic chiasm. both peripheral and
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nasal fields of the right eye would be missing.
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true of false: all sensory information from the optic nerves cross
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at the optic chiasm.
_;- false
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What are the 7 primary odors?
_;- floral, ethereal, camphorates,
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musky, peppermint, pungent, and putrid.
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what is controlled by the abducens nerve?
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your elderly patient is discussing her vision problems. she
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describes her vision as blurry. following a visual examination, her
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left eye deviates medially when looking straight ahead. what is
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most likely causing the vision problem? explain your reasoning.
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abducens nerve controls the lateral rectus. damage to the
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lateral rectus would cause there to be a muscle imbalance, and
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,the medial rectus would pull the eye medially when looking
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straight ahead, causing blurry vision. (diplopia)
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Match the numbers (1-5) in the figure below with the correct
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terms (A-H). _;-
Note: not all terms will be used.
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1- A: Scala Tympani
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2- B: Facial Nerve
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3- C: Tympanic Membrane
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4- D: Cochlear duct
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5- E: Organ of Corti
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_;- F: external acoustic meatus
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_;- G: cochlear nerve
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_;- H: Scala Vestibuli
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2- D. cochlear duct
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3- E. organ of corti
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4- A. scala tympani
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5- G. cochlear nerve
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, which of the following statements is true regarding the external
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ear? the auricle funnels sound into the external acoustic
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meatus.
which of the following statements is false regarding the middle
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ear? the stapes receives vibrations from the cochlea.
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which of the following statements is true regarding the inner
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ear? the organ corti is responsible for the bodys auditory
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sense.
Place the terms (A-H) in the correct order for the hearing
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pathway.
Note: not all terms will be used.
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Funneled vibrations push against the eardrum which moves the
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___1____.
The stapes pushes against the __2___.
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Movement of tiny hairs inside the ____3____causes neurons to
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send impulses through a cranial nerve to the __4___, located in
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the ___5___ lobe.
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1: A. Auditory cortex
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