Answers
The eye is innervated by which intracranial nerves?
- III
- IV
- VI
- XI
- XII
III (3)
IV (4)
VI (6)
What are the internal layers of the eye?
- Outer fibrous layer
- Subcutaneous layer
- Middle layer
- Inner layer
- Dermal layer
Outer fibrous layer
Middle layer
Inner layer
Match the internal eye structure with the relevant function.
- Supports the internal eye structures
- Major part of the refractive power of the eye
- Contains pigment that produces eye color
- Transforms light impulses into electrical impulses
- Allows images from varied distances to be focused on the retina
a. cornea
b. lens
c. retina
d. sclera
e. iris
Supports the internal eye structures
Sclera
Major part of the refractive power of the eye
Cornea
Contains pigment that produces eye color
Iris
Allows images from varied distances to be focused on the retina
Lens
Transforms light impulses into electrical impulses
Retina
What is the function of the pupil?
, a. Dilates and contracts to control the amount of light passing through to the retina
b. Produces aqueous humor and contains muscles for accommodation
c. Transforms light impulses into electrical impulses
d. Serves as the site of central vision in the eye
Dilates and contracts to control the amount of light passing through to the retina
Which questions should the nurse ask a patient with vision loss about associated symptoms as part of
the history of present illness?
A. "Have you experienced a headache?"
B. "Have you tried using eye drops?"
C. "Do you have any photosensitivity?"
D. "Does it feel like there is something in the eye?"
E. "How long have you had trouble seeing?"
"Have you experienced a headache?"
"Do you have any photosensitivity?"
Does it feel like there is something in the eye?"
Which family history question should the nurse ask a patient with vision loss?
a. "Do you wear glasses or contact lenses?"
b. "Does anyone in your family have cataracts?"
c. "Have you ever been diagnosed with glaucoma?"
d. "Do you also have eye pain with the vision loss?"
Does anyone in your family have cataracts?
Which past medical history questions should the nurse ask a patient with vision loss? Select all that
apply.
- "Have you had cataracts removed?"
- "Does anyone in your family have cataracts?"
- "Have you ever been diagnosed with glaucoma?"
- "Are you having eye pain?"
- "Have you been diagnosed with high blood pressure?"
Have you had cataracts removed?
Have you ever been diagnosed with glaucoma?