1. Which of the following statements are true about ocular lenses? A. They are found on the revolving nosepiece B. They are twisted to improve focus. C. They are magnifying lenses. D. They are near where you put your eyes. E. Both C and D are true.
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- what will happen if an eyeglasses has: a. two converging lens (explain) b. two diverging lens (explain) c. both converging and diverging lens (explain) P.S. This is not a multiple choice question thank You16. What might happen if you used the coarse adjustment with the high power lens in place? 17. Which number on the diaphragm allows the lowest amount of light 18. What is the name of the circle of light seen through the scope?The coarse and fine focus knobs adjust the distance betweena. the objective and ocular lenses.b. the ocular lenses.c. the ocular lenses and your eyes.d. the stage and the condenser lens.e. the stage and the objective lens.
- 5. In the image below, the focus lines are shown. What can be done to bring the apple into focus? A. Make the lens rounder. B. Make the lens flatter. C. Move the apple farther from the eye. O D. Nothing should be done because the apple is already in focus.1. What happens if you try to use the coarse adjustment when the 10X lens is in place? 2. Assuming the light is on and the oculars are in place, what are the next 2 steps? (Answer in 3-5 sentences)The lens of the eye a. may turn opaque and cloudy with age b. may be removed and replaced with an artifical lens in a patient with cataracts c. may degenerate and cause glaucoma d. A, B, C e. A and B
- Match the objective lenses with permissible behaviors: For some rows you’ll list more than 1 objective lens Adjust focus using coarse adjustment knob Adjust focus using the fine adjustment knob Use oil to connect the slide to the lens Adjust the light using the condenser and/or iris diaphragm A. 4X B. 10X C. 40X D. 100Xa.) Which of the following components of the eye is responsible for two-thirds of the focusing? a. The lens b. The aqueous humour c. The retina d. The cornea e. The fovea b.) Which of the following components of the eye allows a person to focus on objects at various distances? a. The vitreous humour b. The optic nerve c. The lens d. The photoreceptor cells. e. The sclera c.) Which of the following components of the eye is responsible for image resolution? a. The pupil b. The retina c. The sclera d. The lens e. The cornea2. Which of the following statements is a CORRECT description of the structure with its function? Group of answer choices a. Iris functions to refract (bend) light before it reaches the lens b. Sclera functions as a surface for the attachment of extraocular muscles c. Ciliary body functions to secrete vitreous humor d. Lacrimal glands function to produce aqueous humor e. Conjunctiva functions to supply the eye with blood and nutrients.
- asap2. Which of the following statements is a CORRECT description of the structure with its function? Group of answer choices a.Iris functions to refract (bend) light before it reaches the lens b.Sclera functions as a surface for the attachment of extraocular muscles c.The ciliary body functions to secrete vitreous humor d.Lacrimal glands function to produce aqueous humor e.Conjunctiva functions to supply the eye with blood and nutrientsBinocular disparity is: Select one: a. corrected by surgery b. results from neural convergence c. is mediated by the lateral geniculate d. corrected by glasses e. used for depth perception