Chapter 53: Eye and Vision Disorders

Chapter 53: Eye and Vision Disorders

 

Complete Chapter Questions With Answers

 

Sample Questions Are Posted Below

 

MULTIPLE CHOICE

 

1. A 60-year-old patient who has had an enucleation asks when he can get his prosthesis fitted. In approximately how many weeks should this patient expect to be fitted?

a.	2
b.	4
c.	8
d.	12

 

 

ANS:  B

After an enucleation, the patient is fitted with a prosthesis in 1 month.

 

DIF:    Cognitive Level: Knowledge            REF:   p. 1246           OBJ:   6

TOP:   Enucleation    KEY:  Nursing Process Step: Implementation

MSC:  NCLEX: Psychosocial Integrity: Basic Care and Comfort

 

2. A patient who has been taking opioid medication for postoperative pain exhibits pinpoint pupils. Which anatomic portion of the eye has been affected by the medication?

a.	Sclera
b.	Retina
c.	Choroid
d.	Bulbar conjunctiva

 

 

ANS:  C

The choroid of the eye contains the pupil and iris.

 

DIF:    Cognitive Level: Comprehension     REF:   p. 1220           OBJ:   1

TOP:   Anatomy and Physiology of the Eye: Eyeball

KEY:  Nursing Process Step: Assessment

MSC:  NCLEX: Physiological Integrity: Physiological Adaptation

 

3. Which portion of the eye makes it possible for a person to see in a darkened environment?

a.	Macula
b.	Rods
c.	Cones
d.	Optic nerve

 

 

ANS:  B

The eye uses rods to accommodate to dim light. Cones are the color receptors, the optic nerve transmits all sensory input from the eye to the brain, and the macula is an oval-shaped yellow spot near the center of the retina that mediates clear, detailed vision.

 

DIF:    Cognitive Level: Knowledge            REF:   p. 1220           OBJ:   1

TOP:   Anatomy and Physiology of the Eye: Eyeball

KEY:  Nursing Process Step: Assessment

MSC:  NCLEX: Physiological Integrity: Physiological Adaptation

 

4. When being interviewed, a 50-year-old patient says that he cannot see the newspaper as well as he used to. What is the reason this patient vision has changed from near to far?

a.	The ciliary muscle changes the pupil size.
b.	The lens of the eye changes shape as the ciliary muscle contracts and relaxes.
c.	Nearsightedness has set in.
d.	Clouding of the vitreous humor has occurred.

 

 

ANS:  B

Accommodation or adjustment of the lens by contraction and expansion of the ciliary muscle allows an individual to see far or near.

 

DIF:    Cognitive Level: Comprehension     REF:   p. 1221           OBJ:   1

TOP:   Lens Adjustment                             KEY:  Nursing Process Step: Assessment

MSC:  NCLEX: Physiological Integrity: Physiological Adaptation

 

5. During the initial assessment of a very thin patient at the eye clinic, a nurse notes that the patient has very prominent eyes. What medical diagnosis might the nurse find in this patient’s history?

a.	Diabetes
b.	Glomerulonephritis
c.	Graves disease
d.	Hypertension

 

 

ANS:  C

The appearance of the patient and the prominence of the eye (exophthalmos) would lead the nurse to inquire about a thyroid disorder such as Graves disease or hyperthyroidism.

 

DIF:    Cognitive Level: Comprehension     REF:   p. 1222           OBJ:   1

TOP:   Medical History                              KEY:  Nursing Process Step: Assessment

MSC:  NCLEX: Physiological Integrity