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FREE RADIOLOGY AND STUDY GAMES ABOUT ASRT RAD
PRO EYE EXAM QUESTIONS
Actual Qs and Ans Expert-Verified Explanation
This Exam contains:
-Guarantee passing score -46 Questions and Answers -format set of multiple-choice -Expert-Verified Explanation Question 1: According to the International Commission on Radiological protection, the annual limit for occupational exposure to the eye lense is _ mSv
- 150
- 175
- 200
- 225
Answer:
A 150 mSv Question 2: Which retinal layer supplies the retina with critical nutrients a.inner plexiform layer
- retinal pigmented epithelium
- photoreceptor neuroepithelium
- outer nuclear layer
Answer:
- retinal pigmented epithelium
Question 3: what is another name for corneal ulcers
- hordeolum
- blepharitis
- conjunctivitis
- keratitis
Answer:
- keratitis
- there is a safe lower dose threshold for cataract formation
Question 4: The author questioned CONT a geographic diff in ultraviolet light exp to the eyes influence catarac formation
Answer:
- there is a safe lower dose threshold for cataract formation
- orbital lymphoma
- retinoblastoma
- sebaceous carcinoma
- choroidal hemangioma
Question 5: According to the article, which cancer of the eyelid has been linked to ionizing radiation and ultraviolet sunlight
Answer:
- sebaceous carcinoma
- liver
- bladder
- lung
- eye
Question 6: Which of the following anatomical structures is known to be more sensitive to radiation damage than the others structures
Answer:
d eye Question 7: the process by which rod and cone cells transform light energy into nerve impulses is known as photoreceptor
- transformation
- translation
- transmutation
- transduction
Answer:
- transduction
Question 8: Which of the following patient characteristics can effect the risk of radiation injury to the eyes, particularly from high-dose procedures
- asthma
- small body mass
- presbyopia
- fair skin
Answer:
b small body mass Question 9: _ trigger aversion reflexes when potentially dangerous intense light hits the retina
Answer:
- neuron ganglia
- crystallins
- capsules
- chromophores
- fiber cells
Question 10: Which of these lens structures intercepts the most energetic wavelengths of visible light energy and tend to occur at higher concentrations in infants than adults
Answer:
- chromophores
- True
- False
Question 11: Fluoro ops can assume that if the eye and orbit are no the targets of an interventional procedure, then there is no rad dose to the visual systems of pt's and personnel
Answer:
- False
- 95
- 85
- 75
- 65
Question 12: if fluoro personnel fail to report doses for less than _ % of procedures, the facility should consider implementing new radiation safety training and continuing education
Answer:
- 95
Question 13: According to the article why have rad doses and reports on significant tissue injury from interventional fluoro procedures increased over the past 2 decades
- Pro Org's have not established safety standards for fluoro procedures
Answer:
- More complex and time consuming
Question 14: Why have rad doses of significant tissue CONT
- manufacturers have not incorperated dose minimization technology in fluoro equipment
- a great no of PT's are eldery
- Procedures are more complex & time consimong
Answer:
- More complex and time consuming
Question 15: which of the following are functions of the uvea
- clear particulate matter from the ocular surface
- minimize the reflection of light once it enters the eye
- provide nutrients to the cornea and lens a.1,2 b.1,3 c.2,3 d.1,2,3
Answer:
c 2 & 3 Question 16: Which of the following is a sentinel event requiring a PT to be monitored for radiation injury? 1.Peak skin dose exceeds 2,000 mGy
- reference point air kerma exceeds 5K mGy
- Fluoro procedure exceeds 1 hr
- 1,2 b.1,3
- 2,3
- 1,2,3
Answer:
c 2 & 3 Question 17: Radiation-induced cataracts can result from a single high dose or from chronic low-dose exposure of the lens, whih is why occupational exposures over time represent a major concern for fluoroscopy operators a.True b.False
Answer:
A.True
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