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ABO, ABO Study Guide Prentice Rule - (Power x distance in mm) /10 Cornea index of refraction - 1.37 Tear Film, Vitreous index of refraction - 1.33 Crystalline lens index of refraction - 1.42 Optical Standard index of refraction - 1.53 Crown Glass index of refraction - 1.523 High index of refraction - 1.74 CR-39 index of refraction - 1.49/1.50 Poly index of refraction - 1.586 Air - 1.00 How fast does light travel through air - 186,000 mi/sec MBS formula - ED+2 ...

CNA Practice Exam What is one important reason why the bed should remain wrinkle-free? - to help keep the skin healthy and prevent pressure sores What is the term for a device that replaces a missing body pat? - prosthesis To convert four ounces of water to milliters (ml or mL), the nurse assistant should multiply four by: - 30 Which of the following healthcare settings is for people who will die in six months? - hospice Which of the following abbreviations means "nothing by mout...

ABO practice exams If the wearer complains of the bifocal line being somewhat in his way when driving, the problem may be alleviated by decreasing the distance between pads. True or False - False If the wearer complains that the glasses feel snug but still slip down the nose, one likely cause is that: A. The frame is too small B. The bridge fit is tight C. Pressure is being applied by the temple shafts anterior to the ear. D. Pressure is being applied on the very tips of the templ...

ABO practice exams If the wearer complains of the bifocal line being somewhat in his way when driving, the problem may be alleviated by decreasing the distance between pads. True or False - False If the wearer complains that the glasses feel snug but still slip down the nose, one likely cause is that: A. The frame is too small B. The bridge fit is tight C. Pressure is being applied by the temple shafts anterior to the ear. D. Pressure is being applied on the very tips of the templ...

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

ABO EXAM PRE-TEST 150 mm - When ordering a six inch temple, its corresponding millimeter value is which of the following? A. 135 mm B. 140 mm C. 145 mm D. 150 mm 500 mm - What is the focal length of a 2 diopter lens? A. 500 cm B. 39.37 inches C. 500 mm D. 2 meters Nanometers - Wavelengths are measured in A. Meters B. Decimeters C. Centimeters D. Nanometers UVC - Which of the following has the shortest and therefore most harmful wavelength? A. UVC B. UVB C. UVA D. INF...

Conversion exam- Ryanair Cabin crew What PDI's do we carry out on the 4 main doors? - 1) door is flush with fuselage 2) operating handle is horizontal 3) Safety strap correctly stowed Where can you find the overwing escape ropes? - At row 17 in each emergency exit frame What PDI's do we carry out on escape slides ? - 1) Ensure pressure gauge in serviceable band (This also indicates that the slide has been packed correctly.) 2) cosmetic cover is intact 3) Girt bar correctly...

TNCC Written Exam What is the best measure of the adequacy of cellular perfusion and helps predict the outcome of resuscitation? -Base deficit used in conjunction with serum lactate Will hypocapnia cause vasoconstriction or vasodilation, especially in the cerebral vasculature? -Vasoconstriction What results from tissue hypo perfusion and oxygen deficit? -Metabolic acidosis What type of shock results in generalized vasodilation? -Neurogenic shock Spinal cord injuries at C3-C5 cause...

NUR 211 Quiz 5 A Nurse is assessing a client who has systemic lupus erythematosus (SLE). Which of the following findings should the nurse expect? Facial rash Thickened skin Chronic back pain Iritis - Facial rash Rationale: SLE causes a characteristic facial "butterfly" rash that is dry, scaly, red, and raised A nurse is providing discharge teaching to a client who has systemic lupus erythematosus (SLE). Which of the following instructions should the nurse include? Avoid...

School supplies (les fournitures scolaires) a pencil - a schoolbag - a ruler - a pen - a rubber / an eraser - a notebook - a book - a pencil case - a glue stick - scissors - a pencil sharpener - a diary - a highlighter - an eraser - a binder - a sheet of paper - a jotter - white-out - coloured pencils -