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Why is that when performing retinoscopy on a myopic patient we will see against motion, unless within your working distance?
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- Choose the correct answer: When viewing far objects the under normal conditions, the i. ciliary body is contracted, suspensory ligament is tense and the lens is flat ii. ciliary body is relaxed, suspensory ligament is tense and the lens is flat iii. ciliary body is relaxed, suspensory ligament is relaxed and the lens is thicker iv. ciliary body is contracted, suspensory ligament is relaxed and the lens is thicker(d) Demonstrate how the electrodes are placed on the scalp using a 10-20 system technique to perform the electroencephalogram (EEG) analysis.Focus only correct answer ( false option) in short
- done in the normal https://www.brainpop.com/games/virtuallabsusingthemicroscope/ [note: this activity requires Flash] A. Play around with this demo of the use of a microscope, including a high-resolution "oll objective: B. Familiarize Yourself with Microscope Using a Letter "e" Slide Please watch the following video on viewing the letter "e" through a microscope. https://www.youtube.com/watch?v=vKnypybq7L0 1. Calculating magnification: d. Muluply the power (magnification) of the evepiece by the power of the objective lens to obtain the total magnification. b. The power of the eyepiece is 10x. C. The power of each objective lens is written on it. It is usually followed by an "x", and is an integer, NOT a decimal number, e.g., "4x". d. In any sketches you make, include the total magnification under which you observed the specimen. Always include the "x" as part of the magnification (e.g., 10x, 400x). Fill out this table: Total Name of objective Magnification Magnification of of Ocular…Strabismus (stra-biz′mu˘ s) is a condition in which one or both eyes deviatein a medial or lateral direction. In some cases, strabismus is caused by aweakness in either the medial or the lateral rectus muscle. If the lateralrectus of the right eye is weak, in which direction does the eye deviate?3- 6- (a) Microscopic structuro of rotina 11 Chorold Sckera 450x (b) Pholomicrograph of retina vpuoa jo kupuanu 'oy pags auno
- A 50-year-old neuroanatomist and hat designer was involved in a serious collision with a large fish. When you examine them (the neuroanatomist, that is the fish was unharmed) you notice that when you lightly touch their left cornea, only their left eye blinks; when you touch their right cornea, again only their left eye blinks. Damage in which of the following locations would best account for these findings? the right trigeminal ganglion, sparing all other systems. the right lateral corticospinal tract, sparing the facial sensory and motor nuclei. the vicinity of the right abducens nucleus, affecting the facial nerve. the right oculomotor nucleus, sparing the facial motor and sensory nuclei. the left lateral corticospinal tract, sparing the oculomotor nucleus and the trigeminal and facial sensory and motor nuclei.JJ is a 75 yo female patient with asymptomatic open angle glaucoma with elevated IOP >25%. They have no other pertinent medical conditions. The ophthalmologist spoke with them about treatment options and they prefer to try pharmacologic therapy before laser therapy. Which TWO of the following treatment options are considered first line therapies? No partial credit. a. bimatoprost (Lumigan) b. dorzolamide (Trusopt) c. pilocarpine (Isopto Carpine) d. brimonidine (Alphagan P) e. levobunolol (Betagan)A 73-year old male patient complains of progressive darkening and clouding across his entire left field of vision. The patient reports no pain or trauma, and the progression has taken place very gradually. He is diagnosed with a cataract in the left eye. Why is it extremely important that all personnel in this procedure wear powder-free gloves?
- Evidence of what diseases may be seen through an ophthalmoscope?Many conditions affect the eyes. Hyperopia, myopia, and astigmatism are three conditions that can be corrected easily using prescription eyeglasses. Laser surgery can permanently modify the shape of the cornea. Which of the following rows identify the correct types of technologies to correct each condition? a. Hyperopia Myopia Astigmatism Concave lens Laser surgery to make the cornea flatter Convex lens Laser surgery to increase the curvature of the cornea Corrective lens that corrects the uneven corneal surface Laser surgery to make the corneal curvature even b. Hyperopia Myopia Astigmatism Convex lens Laser surgery to increase the curvature of the cornea Concave lens Laser surgery to make the cornea flatter Corrective lens that corrects the uneven corneal surface Laser surgery to make the corneal curvature even c. Hyperopia Myopia Astigmatism Concave lens Laser surgery to make the cornea flatter…Strabismus, a misalignment of the eyeball caused by an imbalance in the extrinsic eye muscles, is also called lazy eye or wandering eye. Identify the extrinsic eye muscle that would cause lateral strabismus of the right eye.
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