Night blindness - Study guides, Class notes & Summaries

Disorders associated with headaches? - Hypertension or Brain Tumor Headaches caused by refractive error will not appear during? - 1. Not appear at night 2. Will not appear during sleep 3. Will not appear when you wake up Where is the aqueous humor located? - Between the lens and the cornea. How many rods are there? - 125 million Where are the rods located? - In the retina How many cones are there? - 6 million Where are the cones located? - In the retina. Rods are best in what lighting...

Which cognitive alteration does the nurse suspect when a 70-year-old receiving pain medication following a hip replacement stays awake all night and is confused? A. Dementia B. Delirium C. Depression D. Sensory deprivation - Answer-B. Delirium The nurse recognizes which cognitive impairment in a patient with a recent CVA who can follow commands but has difficulty responding verbally? A. Expressive aphasia B. Hypoglycemia C. Delirium D. Receptive aphasia - Answer-A. Expressive aphasia ...

cataracts - Answer opacification of the lense of the eye. leading cause of blindness. Every person who lives long will develop a degree of cataract. prevents light from focusing on retina so loss of vision causes: age, corticosteroids, diabetes, smoking, UV light and radiation presentation and PEof cataracts - Answer -painful progressive loss of vision, hazy, haloes, glare with bright lights (headlights @ night) PE: no redness, corneal haze or pain. hazy optic nerve and retina....

Which of the following is the most common blood disorder that may result from a variety of causes? a. Leukemia b. Thrombocytopenia c. Anemia d. Polycythemia - correct answer c. Anemia Bilirubin specimens require what special preparation? a. Freezing b. Incubation c. Protection from light d. Refrigeration - correct answer c. Protection from light Night blindness may be caused by a deficiency of? a. Niacin b. Thiamin c. Vitamin A d. Vitamin D - correct answer c. Vitamin A ...

ANSC 221: Vitamins and Macro-Minerals Questions and Answers Rated A+ What vitamins are fat soluble? Vitamins A, D, E, K What vitamins are water soluble? C and B-complex What is the primary function of fat soluble vitamins? take care of structure of the body What is the primary function of water soluble vitamins? intermediary metabolism Which vitamins are toxic if they are overfed? A and D What are the 3 forms of vitamin A? retinol, retinal, retinoic acid What is the precurs...

What vitamins are fat soluble? : Vitamins A, D, E, K What vitamins are water soluble? : C and B-complex What is the primary function of fat soluble vitamins? : take care of structure of the body What is the primary function of water soluble vitamins? : intermediary metabolism Which vitamins are toxic if they are overfed? : A and D What are the 3 forms of vitamin A? : retinol, retinal, retinoic acid 2 | P a g e What is the precursor of vitamin A? : carotene Vitamin A is not present...

COA JCAHPO Test with verified solutions Disorders associated with headaches? -Correct Answer-Hypertension or Brain Tumor Headaches caused by refractive error will not appear during? -Correct Answer-1. Not appear at night 2. Will not appear during sleep 3. Will not appear when you wake up Where is the aqueous humor located? -Correct Answer-Between the lens and the cornea. How many rods are there? -Correct Answer-125 million Where are the rods located? -Correct Answer-In the retina ...

Proteins - ACCURATE ANSWERS Building blocks of body needed for growth, maintenance, and replacement of body cells, form hormones/ enzymes used to regulate body. normal daily protein - ACCURATE ANSWERS .8 gram/kg Deficiency in proteins - ACCURATE ANSWERS may stunt growth, promote a secondary anemia, or induce nutritional edema. fats - ACCURATE ANSWERS supply energy - transport vitamins carbohydrates - ACCURATE ANSWERS most efficient source of energy, should be 50% of calorie intake ...

Choose two minerals, one from each major class. Describe the symptoms of a deficiency in the mineral and suggest a way in which the deficiency may be avoided. potassium- symptoms include muscle cramps and arrhythmias. Deficiency can be avoided by eating more fruits and vegetables that are high in potassium. iron- symptoms include anemia, fatigue, poor circulation and temp regulation. Deficiency can be avoided being eating variety of red ,eats and dark leafy greens. Question 2 0 / 0 pts...

Disorders associated with headaches? - correct answer Hypertension or Brain Tumor Headaches caused by refractive error will not appear during? - correct answer 1. Not appear at night 2. Will not appear during sleep 3. Will not appear when you wake up Where is the aqueous humor located? - correct answer Between the lens and the cornea. How many rods are there? - correct answer 125 million Where are the rods located? - correct answer In the retina How many cones are ther...