NURSING 220 /NURSING 220 QUIZ 1. QUESTIONS AND ANSWERS. LATEST 2020/21.A 67-year-old lawyer comes to your clinic for an annual examination. He denies any
... [Show More] history of eye trauma. He denies any visual changes. You inspect his eyes and find a triangular thickening of the bulbar conjunctiva across the outer surface of the cornea. He has a normal pupillary reaction to light and accommodation. Based on this description, what is the most likely diagnosis?
Selected Answer: B.
Pterygium
Answers: A. Cataracts
B.
Pterygium
C.
Corneal arcus
D.
Corneal scar
Response Feedback:
A pterygium is a triangular thickening of the bulbar conjunctiva that grows slowly across the outer surface of the cornea, usually from the nasal side. Reddening may occur, and it may interfere with vision as it encroaches on the pupil. Otherwise, treatment is unnecessary.
Chapter: 07
Page and Header: 268, Table 7-9
• Question 2
10 out of 10 points
Ms. Wright comes to your office, complaining of palpitations. While checking her pulse you notice an irregular rhythm. When you listen to her heart, every fourth beat sounds different. It
sounds like a triplet rather than the usual “lub dup.” How would you document your examination?
Selected Answer: B.
Regularly irregular rhythm
Answers: A.
Regular rate and rhythm
B.
Regularly irregular rhythm
C.
Bradycardia
D.
Irregularly irregular rhythm
Response Feedback:
Because this unusual beat occurs every fourth set of heart sounds, it is regularly irregular. This is most consistent with ventricular premature contractions (or VPCs). This is generally a common and benign rhythm. An irregularly irregular rhythm is a classic finding in atrial fibrillation. The rhythm is very random in character. Bradycardia refers to the rate, not the rhythm.
Chapter: 04
Page and Header: 126, Heart Rate and Rhythm
• Question 3
10 out of 10 points
Sudden, painful unilateral loss of vision may be caused by which of the following conditions?
Selected Answer: C.
Optic neuritis
Answers: A.
Vitreous hemorrhage
B.
Macular degeneration
C.
Optic neuritis
D.
Central retinal artery occlusion
Response Feedback:
In multiple sclerosis, sudden painful loss of vision may accompany optic neuritis. The other conditions are usually painless.
Chapter: 07
Page and Header: 206, The Health History
• Question 4
10 out of 10 points
Which of the following conditions would produce a hyperresonant percussion note?
Selected Answer: D.
Large pneumothorax [Show Less]