The person cannot see the objects distinctly and comfortably. Transient vision problems can likewise be a harbinger of stroke and prompt evaluation after recognition of visual symptoms can prevent. Two most common defects are myopia or nearsightedness and hypermetropia or farsightedness. The eye allows us to see and interpret the shapes, colors, and dimensions of objects in the world by processing the light they reflect or emit. Common eye condition management moorfields eye hospital. Zika virus infection during pregnancy is a cause of microcephaly and other severe birth defects. Passes through the pupil and enters the adjustable lens which. This depicts the effects of rather extreme cases of nearsightedness, farsightedness and astigmatism on the paths of parallel input rays, which would be characteristic of objects at effectively infinite distance, like looking at the moon. The cornea the cornea is the transparent front part of the eye.
Cystic fibrosis related diabetes is the most common comorbidity in people with cystic fibrosis, occurring in about 20% of adolescents and 4050% of adults. Choose one of the defects disorders of the eye to write a report 350500 words, double spaced or powerpoint presentation. Defects of vision when normal functioning of the eye is affected, it results in defects of. Each chapter contains a brief introduction and an outline of the anatomy of the eye and orbit, and utilises an. Eye diseases like macular degeneration, glaucoma, and cataracts, can cause vision problems. Any abnormality of the eye that causes lessthanperfect sight. It occurs when the drainage area at the back of the eye becomes blocked.
Safety and correction of vision defects is also important. A good lesson to do after covering lenses and ray diagrams. Top 10 eye emergencies american academy of ophthalmology. May 24, 2016 from ischemic optic neuropathy to orbital cellulitis familiarize yourself with these eye emergencies. Defects of vision myopia, hypermetropia, presbyopia. Eye diseases like macular degeneration, glaucoma, and cataracts. These powerpoint presentations are shared by people all over the world to help you. Nearsightedness, also called myopia is a common name for impaired vision in which a person sees near objects clearly while distant objects appear blurred. Dry eye syndrome is a condition where the eyes do not make enough tears, or the tears evaporate too quickly.
It is a common condition and becomes more common with age, especially in women. Most people probably would agree that sight is the sense they value more than all the rest. Powerpoint slide on human eye compiled by anita yadav. Free download eye care powerpoint presentation slides. Transient vision problems can likewise be a harbinger of stroke and prompt evaluation after recognition of visual symptoms can prevent future vascular injury. Dr arundhati kale sidhaye mbbs, do ms, dnb, fico germany university eye hospital, essen. Gathers information from both inside and outside the body sensory function. Learn some of the most common eye diseases which often causes the eye vision problems. A balanced diet includes all the essential nutrients needed by your eyes for each visual mechanism.
The best way to protect your vision is through good general health. Vision loss and aging losing vision is not a normal part of aging. The structure of the eye and eye defects tes resources. Below we describe some of the more common types of eye diseases and how they are generally treated. Due to increased pollution and changing food habits made early aging of eyes. Any one of these can temporarily or permanently reduce the efficiency of an animal. Lecture notes on common eye diseases for ophthalmic. Gathers information from both inside and outside the body sensory function 2. She has a special interest in education and is very involved in resident education at. In such a defective eye, the image of a distant object is formed in front of the retina and not at the retina itself. Below are given the nature of the defect, its causes and corrective measures.
Diabetes in this population, compared to individuals with type 1 or type 2 diabetes, is associated with worse nutritional status, more severe inflammatory lung disease, and greater mortality. Transmits information to the processing areas of the brain and spine 3. Powerpoint slide presentation national eye institute nih. Anyone can tell you how important design is in presentation. Eye diseases is a blanket term that refers to a host of diseases relating to the function of the eye. Human eye presentation free download as powerpoint presentation. Patel, md, is assistant professor of ophthalmology at emory university school of medicine in atlanta and practices at the atlanta va. This helps you give your presentation on eye care in a conference, a school lecture, a business proposal, in a webinar and business and professional representations. An intro to the functioning and disorders of the human eye. Examination by a specialist is critical to identify eye problems. Thus, the area of vision in each eye is roughly oval, with more area temporal to the fixation point than nasal. Vision loss can be the most disabling residual effect after a cerebral infarction. Blindness is the inability to see things, including light.
Small children and aged people are more susceptible for serious eye problems. Powerpoint is the worlds most popular presentation software which can let you create professional eye care powerpoint presentation easily and in no time. Functions of the parts of the human eye the human eye is the sense organ which helps us to see the colorful world around us. Episodes of excess tears following dry eye periods. For instance, overexposure to ultraviolet rays may cause cataracts, retinal damage and other eye problems too. Ppt common eye disease powerpoint presentation free to. Part 2table of vision defects and disorders below is a list. The function of the eye is to translate the electromagnetic vibrations of light into patterns of nerve impulses that are transmitted to the brain. The nervous system functions of the nervous system 1.
Xpowerpoint ppt search engine is especially designed for doctors and teachers to help find accurate powerpoint presentations for their research. There are four types of defects of vision in the human eye. Sometimes, the eye may gradually lose its power of accommodation. Human eye presentation human eye cornea free 30day. An introduction to ndt common methods 2 section 1 introduction nondestructive testing ndt is a mechanism used by engineers to detect defects in materials and structures, either during manufacturing or while in service. All infants born to mothers with laboratory evidence of zika infection during pregnancy should receive a comprehensive physical exam. Sensitive to dim light and doesnt respond to colour. A common type of bifocal lenses consists of both concave and convex lenses. As you get older, you are at higher risk of agerelated eye diseases and conditions. Eye defect long sight symptoms causes eyeball being too short treatments wearing glasses with convex lenses video short sight symptoms cannot see a distant objects clearly causes eyeball being too long treatments wearing glasses,contact lenses with concave lenses video cataract. Eye anatomy and common defects animated tutorial youtube. The human eye with this presentation, we will tackle about the following. Psychic powers psychic abilities eye infections eye details how to apply mascara applying mascara mascara tricks human eye human body.
Choose one of the defectsdisorders of the eye to write a report 350500 words, double spaced or powerpoint presentation. The presence of gpcrs in the genomes of bacteria, yeast, plants, nematodes and other invertebrate groups argues in favor of a relatively early evolutionary origin of this group of molecules. Myopia nearsightedness, also called myopia is common name for impaired vision in which a person sees near objects clearly while distant objects appear blurred. This depicts the effects of rather extreme cases of nearsightedness, farsightedness and astigmatism on the paths of parallel input rays, which would be characteristic of objects at effectively infinite. The cornea refracts light and accounts for about twothirds of the eyes total focusing. The structure of the eye and eye defects teaching resources. This can lead to the eyes drying out and becoming inflamed. Learn about causes, diagnosis, treatment, and more.
This helps you give your presentation on eye care in a conference, a school lecture, a business proposal, in a webinar and business and professional representations the uploader spent hisher valuable time to create. Symptoms vary a lot among these disorders, so keep up with your eye exams. Glaucoma can steadily cause a loss of sight by affecting the optic nerve. Chart and diagram slides for powerpoint beautifully designed chart and diagram s for powerpoint with visually stunning graphics and animation effects. New treatment offering relief for glaucoma patients. Structure of human eye the human eye is a spherical structure which fits in the eye socket in the skull bone. If you want to download this powerpoint template, yes, no b.
As you age, you have a higher risk of developing the following agerelated eye diseases and conditions. Powerpoint slide presentation national eye institute. Many changes are common and can often be corrected. Eye vision processes light energy is transduced into neural activity neural activity is processed by the brain note. How to prevent common eye infections in summer apart from the sweltering heat, summer brings with it a host of eye problems to deal with. Part 2table of vision defects and disorders below is a list of common defects and disorders of the eye. There are mainly three common refractive defects of vision. A large portion of the central nervous system is dedicated to vision and therefore strokes have a high likelihood of involving vision in some way. Since the last edition of this book, there have been a number of advances in the fields of glaucoma, corneal disease, medical retina and genetics.
I use it to supplement an eye dissection lesson, but can be used independently as well. Sep 04, 2019 blindness is the inability to see things, including light. Patel, md, is assistant professor of ophthalmology at emory university school of medicine in atlanta and practices at the atlanta va medical center and emory eye center. Oct 06, 2014 a worksheet that guides students through the parts of the eye, how we see, and eye defects and their solutions. The vision becomes blurred due to the refractive defects of the eye. Sep, 2018 there are four types of defects of vision in the human eye. Ophthalmology lecture notes pdf 92p this lecture note will serve as a practical guideline for the hardpressed midlevel health workers. Part 2table of vision defects and disorders below is a. Cuts, scrapes, scratches, bruises, and broken bones are examples of morphological defects. Eye defects cataract myopia hypermetropia presbyopia. This powerpoint template will fit presentations on problem solving, surveillance, observation, supervision, control, vision, point of view, etc. For an analogy, you can imagine taking a picture with a camera. Powerpoint presentations ppt collection for biology. Processes the information in the brain and spine integration function 4.
Thyroid orbitopathy ditzels on the front of the eye corneal layers uveitis as a manifestation of systemic disease lens and slideshare uses cookies to improve functionality and performance, and to provide you with relevant advertising. A worksheet that guides students through the parts of the eye, how we see, and eye defects and their solutions. Good management practices help eliminate defects of this nature. Summer sun can adversely affect the eye and cause various vision problems. We hope that it will be a good introduction to eye diseases for health science students working in ethiopia. Eye diseases heres a quick look at some of the most common eye diseases diagnosed and often treated by vision source eye doctors. It regulates the amount of light entering the eyes. A read is counted each time someone views a publication summary such as the title, abstract, and list of authors, clicks on a figure, or views or downloads the fulltext. This medical powerpoint template does not have any watermarks or names on it, so feel free to use it however you want.
Most common side effects are drowsiness, dry mouth, and fatigue. The eye is the camera, the retina, which is a specialized part of the brain at the back of the eye, is the film, and the parts of the brain that. Jan 03, 2014 the main components of the eye include. Although we generally measure and display the visual field one eye at a time, it is important. Learn about the common eye disorders powerpoint presentation. Free ophthalmology powerpoint template free medical. In your report, include which part of the eye is affected by the defectdisorder, symptoms, technology to detect the defectdisorder and any possible treatments for the disorder. Vision defects and corrective lenses linkedin slideshare.
Morphological defects physical defects an accident or negligence is responsible for physical defects. The image is focused in front of the retina rather than on it usually because the eyeball is too long or the refractive power of the eyes lens too strong. The cornea refracts light and accounts for about twothirds of the eye s total focusing. Common eye defects include myopia or nearsightedness where the eyeball is too long or the cornea is too. An introduction to ndt common methods 5 this process is called accommodation and gives us very fast continuous focusing adjustment. The lens focuses light onto the retina, which contains very many lightsensitive receptor cells called rods and cones that operate using a photochemical process to convert incident light into.