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Gangguan atau Kelainan pada Mata
Gangguan atau Kelainan pada Mata
Gangguan atau Kelainan pada Mata
Mata manusia dapat mengalami gangguan karena berbagai faktor.
1) Rabun Dekat (Hipermetropi)
Hipermetropi menyebabkan sinar yang masuk ke mata jatuh di belakang retina.
Penderita kesulitan melihat benda pada jarak dekat.
Penyebab: Kornea terlalu datar atau bola mata lebih pendek dari ukuran normal.
Gejala: Ketegangan mata, kelelahan, perlu menyipitkan mata, dan sakit kepala setelah membaca.
Koreksi: Menggunakan kacamata dengan lensa cembung untuk memfokuskan bayangan pada retina.
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IB Computer - Abstract Data Types
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Studied by 210 people
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Chapter 13: Measuring and Evaluating Financial Performance
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Studied by 58 people
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Studied by 392 people
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