Author: Glossary
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Interocclusal distance
The distance between the occlusal surfaces of opposed teeth when the mandible is at rest.
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Focus film distance
An obsolete term for source-to-image receptor distance.
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Distance
The space between tow objects.
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Distal muscular dystrophy
One of several rare forms of muscular dystrophy in which the forearm, hand, calf, and foot muscles are primarily affected as opposed to the muscles of the shoulders or pelvic girdle. Its onset usually occurs between the ages of 40 and 60. DD is also known as distal myopathy. A variant of muscular dystrophy, which…
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Distal intestinal obstruction syndrome
A form of intestinal obstruction uniquely found in children with cystic fibrosis, formerly known as meconium ileus equivalent.
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Distad
Away from the center.
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Psychological dissociation
A disunion of mind of which the person is not aware (e.g., dual personality, fugue, somnambulism, selective amnesia).
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Dissociation of personality
A split in consciousness resulting in two different phases of personality, neither being aware of the words, acts, and feelings of the other.
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Microbic dissociation
A change in the morphology of a cultured microbial colony due to mutation or selection.
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Atrioventricular dissociation
Dissociation that occurs when the independent pacemakers of the atria and ventricles of the heart are not synchronized. This is a hallmark of third-degree heart block.