Prior to a clinical placement in an ambulatory ophthalmology clinic where cataract repairs and corneal transplants are performed, a nursing student is conducting a review of the anatomy and physiology of the eye.
Which of the following descriptions is most accurate?
A) The muscles controlling the eye are innervated by several different cranial nerves.
B) The primary function of the conjunctiva is to focus incoming light.
C) The anterior chamber of the eye is filled with air that is matched to atmospheric pressure.
D) The pupil is a highly vascularized, pigmented collection of fibers.
Question 2
A 42-year-old man with a history of pheochromocytoma is being treated in the intensive care unit after experiencing an acute exacerbation of his condition.
This patient will require the nurse to perform which of the following assessments most frequently?
A) Motor and sensory function
B) Orientation and cognition
C) Urine testing for osmolality
D) Blood pressure (BP) and heart rate
Aerial photo showing the placement of 24 study plots, each 50 m by 50 m, in the Chihuahuan Desert ne
The otoscope is positioned in the ear prior to examination of the auditory canal.
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Proper placement of oropharyngeal airway.