NURS 6512_WEEK5_QUIZ_

NURS 6512_WEEK5_QUIZ_ NURS 6512 Week 5 • Question 1 2 out of 2 points Bone spicule pigmentation is a hallmark of: Response Feedback: Retinitis pigmentosa is inherited night blindness and is characterized by the hallmark pigmentation of the peripheral fields or bone spicules. Chorioretinal pigmentosa and cytomegalovirus infection are not limited to night blindness, and lipemia retinalis is a result of an increase in triglyceride levels. • Question 2 2 out of 2 points The inequality of pupillary size is called: Response Feedback: Anisocoria is when the pupil size is not the same but the reflexes remain normal. Mydriasis is when pupil size is large and even. Diopter is a unit of measurement used to focus a lens. Ptosis is a droopy eyelid. • Question 3 2 out of 2 points An increased level of lysozyme in the tears will occur normally during which life stage? Response Feedback: Because of rising hormonal levels, an increased amount of lysozyme is present in tears during pregnancy. Tears are not affected by increased lysozyme at any other stage in life. • Question 4 2 out of 2 points Cotton wool spots are most closely associated with: Response Feedback: Cotton wool spots actually represent infarcts of the retina and are associated with hypertension or diabetes. • Question 5 2 out of 2 points When does the lens usually become more rigid while the ciliary muscle of the iris become weaker? Response Feedback: Starting at around 45 years of age, the lens starts to change and become more rigid and the ciliary muscle begins to weaken.