Category: R
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Retinitis proliferans
Retinitis marked by vascularized masses of connective tissue that project from the retina into the vitreous; the end result of recurrent hemorrhage from the retina into the vitreous.
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Retinitis of prematurity
Retinopathy of prematurity.
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Retinal isomerase
The enzyme in rods and cones that converts trarns-retinal to cis-retinal, which then combines with the opsin present to form a photopigment responsive to light.
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Retinal correspondence
A condition in which simultaneous stimulation of points in the retina of each eye results in formation of a single visual sensation. These points, called corresponding points, lie in the foveae of the two retinas, or in the nasal half of one retina and the temporal half of the other. Abnormal correspondence results in double…
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Retinal break
break in the continuity of the retina, usually caused by trauma to the eye. Detachment of the retina may follow the appearance of the break.
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Retinaculum mammae
Strands of connective tissue in the mammary gland extending from glandular tissue through fat toward the skin, where they are attached to the dermis. Over the cephalic portion of the mammae, they are well developed and are called suspensory ligaments of Cooper.
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Retinaculum of hip joint
Any of three flat bands lying along the neck of the femur and continuous with the capsule of the hip joint.
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Retinaculum cutis
A fibrous band connecting the corium with underlying fascia.
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Retinaculum
A band or membrane holding any organ or part in its place. Thickenings of the deep fascia in distal portions of limbs that hold tendons in position when muscles contract are called retinaculum tendinum. A strap or band that helps hold an organ in position.
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Reticulum of nucleus
The netlike contents of a nondividing nucleus of a cell; the chromatin, the long, uncoiled chromosomes.