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The signs and symptoms of far-sightedness include blurry vision, frontal or fronto temporal headaches, eye strain, tiredness of eyes etc. [2] The common symptom is eye strain. Difficulty seeing with both eyes ( binocular vision) may occur, as well as difficulty with depth perception. [1] The asthenopic symptoms and near blur are usually seen ...
Suture (anatomy) In anatomy, a suture is a fairly rigid joint between two or more hard elements of an organism, with or without significant overlap of the elements. [1] Sutures are found in the skeletons or exoskeletons of a wide range of animals, in both invertebrates and vertebrates. Sutures are found in animals with hard parts from the ...
Process (anatomy) The transverse, articular, mamillary and accessory processes of a lumbar vertebra. In anatomy, a process ( Latin: processus) is a projection or outgrowth of tissue from a larger body. [1] For instance, in a vertebra, a process may serve for muscle attachment and leverage (as in the case of the transverse and spinous processes ...
Certain abbreviations are current within the profession of optometry. They are used to denote clinical conditions, examination techniques and findings, and various forms of treatment.
In anatomy, a fossa ( / ˈfɒsə /; [1] [2] pl.: fossae ( / ˈfɒsiː / or / ˈfɒsaɪ / ); from Latin fossa, "ditch" or "trench") is a depression or hollow usually in a bone, such as the hypophyseal fossa (the depression in the sphenoid bone ). [3] Some examples include: In the skull: Cranial fossa. Anterior cranial fossa.
Gross anatomy is the study of anatomy at the visible or macroscopic level. [1] [2] The counterpart to gross anatomy is the field of histology, which studies microscopic anatomy. [1] [2] Gross anatomy of the human body or other animals seeks to understand the relationship between components of an organism in order to gain a greater appreciation ...
In humans. A cusp is an occlusal or incisal eminence on a tooth. Canine teeth, otherwise known as cuspids, each possess a single cusp, while premolars, otherwise known as bicuspids, possess two each. Molars normally possess either four or five cusps. In certain populations the maxillary molars, especially first molars, will possess a fifth cusp ...
The eye, like any other optical system, suffers from a number of specific optical aberrations. The optical quality of the eye is limited by optical aberrations, diffraction and scatter. [1] Correction of spherocylindrical refractive errors has been possible for nearly two centuries following Airy's development of methods to measure and correct ocular astigmatism. It has only recently [when ...