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Bruxism is excessive teeth grinding or jaw clenching. It is an oral parafunctional activity; [1] i.e., it is unrelated to normal function such as eating or talking. Bruxism is a common behavior; the global prevalence of bruxism (both sleep and awake) is 22.22%. [2]
Dental attrition is a type of tooth wear caused by tooth-to-tooth contact, [1] resulting in loss of tooth tissue, usually starting at the incisal or occlusal surfaces. Tooth wear is a physiological process and is commonly seen as a normal part of aging.
This is an accepted version of this page This is the latest accepted revision, reviewed on 27 January 2025. Education in the United States of America National education budget (2023-24) Budget $222.1 billion (0.8% of GDP) Per student More than $11,000 (2005) General details Primary languages English System type Federal, state, local, private Literacy (2017 est.) Total 99% Male 99% Female 99% ...
In the list below, one can find the population in each state and territory of the U.S. who has attained a specific education level (out of people 25 years or over), and the percentage of the population who has attained that education level. The list is initially sorted in Alphabetical order but one can click the table headers to sort by any column.
The educational system [1] generally refers to the structure of all institutions and the opportunities for obtaining education within a country. It includes all pre-school institutions, starting from family education, and/or early childhood education, through kindergarten, primary, secondary, and tertiary schools, then lyceums, colleges, and faculties also known as Higher education (University ...
The Education Amendments of 1972 made several changes to the American education system, including the implementation of Title IX, which prohibits discrimination on the basis of sex in schools that receive federal funding. The Department of Health, Education, and Welfare developed a detailed list of regulations that school systems were required ...
A state education agency or state department of education is the state-level government organization within each U.S. state or territory responsible for education, including providing information, resources, and technical assistance on educational matters to schools and residents.
Typically, the curriculum in public elementary education is determined by individual school districts or county school system. The school district selects curriculum guides and textbooks that reflect a state's learning standards and benchmarks for a given grade level. The most recent curriculum that has been adopted by most states is Common ...