Convergence tests - Study guides, Study notes & Summaries

Change a bifocal Rx to a single vision Rx - CORRECT ANS Add the bifocal power to the sphere powers. OD: -0.50 OS: -0.25-0.25x172 Add: +1.75 Turns intoOD: +1.25 OS: +1.50-0.25x172 Anisometropia - CORRECT ANS There is a difference of 3 diopters between both eyes; when the vision of the eyes differs by a large margin. Antimetropia - CORRECT ANS Refers to Rx's that differ in sign. Ex. OD: +0.25 OS: -0.75 Simple Hyperopia - CORRECT ANS The Rx will be a + sphere Simple Myopia - CORRECT A...

An amsler's grid should be used on a daily basis for patients with_____________ - Macular degeneration Which of the following is used to check for lateral and vertical phorias - Maddox rod A patient will experience photo phobia and Poor near vision after____________ - Cycloplegic refraction If the patient says that the green side is clearer during the binocular duochrome test, you should add_______OU. - Plus power Which of the following pharmaceuticals will dilate the pupil for 3-6 ...

Which of the four involuntary vergence stimuli is driven by neural innervation? Proximal Accommodative Fusional Tonic - correct answer Tonic vergence is caused by baseline innervation. This type of vergence is generally maintained when all other vergence stimuli are absent. Proximal stimuli are driven by near objects. The response increases as the distance from the object decreases. Accommodative response results from target defocus. Fusional involuntary vergence is provoked by retinal ...

which part of the eyes is most sensitive to pain? - Answer-cornea which test is used for distant vision? - Answer-snellen test what is the normal snellen test reading? - Answer-20/20 what is the top number on a snellen test reading? - Answer-the distance away from the snellen chart what is the bottom number on a snellen test reading? - Answer-the distance a person can see with normal vision what if a person can only read less than half of a line on the snellen chart? - Answer-the grade wil...

CADC Practice Questions With Correct Answers What does the experienced effect of a drug depend upon? - ANSWER The Amount taken, past drug experiences, form of administration, poly drug use, setting, circumstance. How is drug tolerance BEST described? - ANSWER Decreased sensitivity to a drug over time Which of the following is NOT a "drug cue"? - ANSWER Drug avoidance strategies What happens as tolerance for barbiturates develops? - ANSWER The margin between intoxication and let...

CADC Practice Questions With Correct Answers What does the experienced effect of a drug depend upon? - ANSWER The Amount taken, past drug experiences, form of administration, poly drug use, setting, circumstance. How is drug tolerance BEST described? - ANSWER Decreased sensitivity to a drug over time Which of the following is NOT a "drug cue"? - ANSWER Drug avoidance strategies What happens as tolerance for barbiturates develops? - ANSWER The margin between intoxication and let...

Cranial Nerve I - Answer 1. Olfactory- Smell 2. Test sense of smell on each side: use common non irritating odors; close off other nostrils 3. Anosmia (inability to detect smells), seen with frontal lobe lesions Cranial Nerve II - Answer 1. Optic- Vision 2. Test visual acuity. Central: Snellen chart; test each eye separately by covering other eye; test at distance of 20 ft. Visual fields: test peripheral vision by confrontation 3. Blindness, myopia (impaired far vision); presbyopia ...

Cranial Nerve I correct answers1. Olfactory- Smell 2. Test sense of smell on each side: use common non irritating odors; close off other nostrils 3. Anosmia (inability to detect smells), seen with frontal lobe lesions Cranial Nerve II correct answers1. Optic- Vision 2. Test visual acuity. Central: Snellen chart; test each eye separately by covering other eye; test at distance of 20 ft. Visual fields: test peripheral vision by confrontation 3. Blindness, myopia (impaired far vision); pre...

PAEA Pediatrics EOR Topics Questions and Answers Rated A+. what is the MC conjunctivitis seen in children? what is the cause? source? viral conjunctivitis; Adenovirus; swimming pools Dx? preauricular lymphadenopathy, copious watery eye discharge, scanty mucoid discharge, usually unilateral with punctate staining on slit lamp examination; Tx? dx: viral conjunctivitis tx: supportive (cool compresses, artificial tears) +/- antihistamines for itching (Olopatadine) Dx? bilateral eye itching, te...

What does the experienced effect of a drug depend upon? - The Amount taken, past drug experiences, form of administration, poly drug use, setting, circumstance. How is drug tolerance BEST described? - Decreased sensitivity to a drug over time Which of the following is NOT a "drug cue"? - Drug avoidance strategies What happens as tolerance for barbiturates develops? - The margin between intoxication and lethality stays the same What is the most common symptom of Wernicke's encephalopathy...