NURS 612: Exam 1 Questions And Answers 100% Verified

NURS 612: Exam 1 Questions And Answers 100% Verified Peripheral vision is tested how? - answerConfrontation test How is the confrontation test performed? - answerHave client positioned 2 feet away, have them cover the left eye while you cover your right eye and then fully extend your left arm at midline and slowly move one finger upward from below until the client sees your finger. Tests that measure visual acuity include: - answerSnellen chart, color vision test, Rosenbaum The Rosenbaum is used for what? - answerNear vision What is always abnormal with an HEENT exam? - answerpuffiness Xanthelasma - answersoft, raised yellow plaques occurring on the skin at the inner corners of the eyes Ptosis - answerdrooping of the eyelid (tests CN III) ectropion - answeroutward turning of the rim of the eyelid entropion - answerinward turning of the rim of the eyelid blepharitis - answerinflammation of the glands and eyelash follicles along the margin of the eyelids Corneal sensitivity tests what cranial nerves? - answerV & VII Older adult eye changes - answerdecreased tear production Common causes of decreased vision in the elderly include - answerglaucoma, cataracts, macular degeneration, drusen bodies Pediatric eye changes - answernewborn eyelids can be swollen from birth trauma Coloboma - answerA keyhole-shaped pupil caused by a notch in the iris. Brushfield spots - answersalt and pepper speckling on the iris associated with Down Syndrome Normal Conjuctiva Findings - answerfree of erythema, normal translucent Cobblestone on the conjunctiva can indicate: - answerallergies or infectious conjunctivitis Hyphema - answerAccumulation of blood in the anterior chamber of the eye, usually caused by blunt eye trauma Pterygium - answerwinglike growth of conjunctival tissue extending to the cornea mydriasis - answerdilation of the pupil greater than 6 cm Mydriasis can indicate what type of damage? - answermidbrain lesion, hypoxia, cranial nerve III damage Miosis - answerabnormal contraction of the pupil to less than 2mm Miosis can indicate what? - answereye drop use, opioid abuse Argyll Robertson pupil - answerpupil does not react to light; does constrict with accommodation Anisocoria - answera condition in which the pupils are unequal in size Damage to cranial nerve III - answerpupils will be dilated and fixed, ptosis, eye deviated downward Adie's pupil - answerPupil is larger, does not constrict well to light but does not near, can be associated with Holmes-Adies syndrome Extraocular movements are controlled by what cranial nerves - answerIII, IV, VI How to use an ophthalmoscope - answerexamine the patient's right eye with your right eye, and vice versa start with lens on 0, direct light about 12 inches away normal opthalmoscope findings - answerNo areas of lighter or darker pigmentation except for dots at the disc margin arterioles are smaller than venules light reflects brighter from arterioles exophthalmos - answerabnormal pr