False. All squares are rhombuses, but not all rhombuses are squares. A square is a parallelogram with four congruent sides and four right angles. A rhombus is a parallelog â¦ ram with four congruent sides, but it doesn't necessarily have to have right angles. 12 people found this useful.
Age-related macular degeneration, often called AMD, usually affects older adults and results in a loss of vision in the center of the visual field (the macula) because of damage to the retina. It occurs in âdryâ and âwetâ forms, and is a major cause of blindness and visual impairment in adults over 50 years of age.
Age Related Macular Degeneration. dry AMD. Age related macular degeneration (AMD) is a degenerative process involving the central retina or macular. AMD causes legal blindness in 1.7% of people age 50 or older and is the leading cause for blindness in the USA. Symptoms of AMD include: 1  Loss of central vision.