Which property of water performs a "pumping action" on blood vessels and lymphatic vessels, thereby encouraging flow of both blood and lymph?
A) Hydrostatic pressure B) Buoyancy
C) Providing lubrication in joints D) Ability to participate in chemical reactions
A
Health Professions
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Modifier 57 can be applied to an E/M service when an elective major surgery has been recommended
Indicate whether this statement is true or false.
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Two cystic radiolucencies in the mandible of a 16-year-old boy were lined by thin parakerati-nized epithelium showing palisading of basal cells. All teeth were vital and the patient had no symptoms. This patient has which of the following?
a. Odontogenic keratocysts b. Periapical granulomas c. Periapical cysts d. Traumatic bone cysts e. Central mucoepidermoid carcinomas
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