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Author Question: The nurse is reviewing causes of increased intraocular pressure. Which of these factors determines ... (Read 27 times)

LCritchfi

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on: Jun 25, 2018
The nurse is reviewing causes of increased intraocular pressure. Which of these factors determines intraocular pressure?
 
  a. Thickness or bulging of the lens
  b. Posterior chamber as it accommodates increased fluid
  c. Contraction of the ciliary body in response to the aqueous within the eye
  d. Amount of aqueous produced and resistance to its outflow at the angle of the anterior chamber

Question 2

During ocular examinations, the nurse keeps in mind that movement of the extraocular muscles is:
 
  a. Decreased in the older adult.
  b. Impaired in a patient with cataracts.
  c. Stimulated by cranial nerves (CNs) I and II.
  d. Stimulated by CNs III, IV, and VI.


jointhecircus

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Reply #1 on: Jun 25, 2018
Answer to Question 1

ANS: D
Intraocular pressure is determined by a balance between the amount of aqueous produced and the resistance to its outflow at the angle of the anterior chamber. The other responses are incorrect.

Answer to Question 2

ANS: D
Movement of the extraocular muscles is stimulated by three CNs: III, IV, and VI.


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