Which of the following parts of the eye refract light to focus it in the retina

Ok so my eye has been hurting since i woke up and then it keeps getting blurry its only left eye and idk what to do

Which of the following must be treated under the care of a physician and is mainly considered a medical condition? a. scoliosis b. lordosis c. kyphosis d. all of the above

When writing fitness goals we encourage using the smart method. what does s-m-a-r-t stand for? use full sentences to explain what each letter stands for in their goals setting process.