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Author Question: Clouding of the lens is called ________. A) presbyopia B) papilledema C) cataract D) ... (Read 177 times)

karateprodigy

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Clouding of the lens is called ________.
 
  A) presbyopia
  B) papilledema
  C) cataract
  D) retinopathy

Question 2

Describe vertigo. Name three types of drugs used to treat vertigo.
 
  What will be an ideal response?



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tsternbergh47

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Answer to Question 1

C
Explanation: A) Presbyopia involves lack of flexibility of the lens, not clouding of the lens.
B) Papilledema involves swelling of the optic disk, not clouding of the lens.
C) Correct
D) Retinopathy is disease of the retina, not clouding of the lens.

Answer to Question 2

Vertigo is a sensation of movement while actually remaining still. Persons feel like objects are spinning around them. Vertigo may be caused by a lesion or other process affecting the brain, the eighth cranial nerve, or the labyrinthine system of the ear. Drugs that are used for vertigo may include anticholinergics, antihistamines, and antidopamines.




tsternbergh47

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