See Also: cavity preparation(medicine)
cavity preparation base(medicine)
dental cavity preparation(medicine)
cavity preparation form(medicine)
Herbal medicine (botanical medicine, herbology, phytomedicine)(health)
preparation(dictionary)
Preparation(medicine)
preparation(dictionary)
site preparation(medicine)
Mere Preparation(law)

cavity preparation (medicine)


cavity preparation


Removal of dental caries and surgical preparation of the remaining tooth structure to receive a dental restoration, the final form of an excavation in a tooth resulting from such preparation.

Corrosion preparation, a preparation in which the hollow parts such as ducts, vessels, or alveoli of the lung are filled with a substance that hardens and persists after dissolving the tissues by digestion.

Cytologic filter preparation, a cytologic specimen made by depositing a watery sample (obtained by a variety of methods from many body sites) upon a filter having pores of uniform size smaller than the cellular material to be concentrated; this is followed by fixation and staining, usually with 95% ethyl alcohol and Papanicolaou stain.

Heart-lung preparation, an animal preparation in which blood (rendered incoagulable) circulates through the heart and lungs and through an artificial system of vessels representing the systemic circulation; the latter is connected with the divided aorta on the one hand and with the superior vena cava on the other; used in physiologic studies of the heart and circulation.