Biophysical Agents Exam 1 and Quiz 1

What is the primary goal of using therapeutic modalities in the inflammatory phase? a. facilitate collagen maturation and reorganization b. enhance blood flow and cellular activity c. reduce blood flow and decrease cellular metabolism to lessen the formation of edema d. inhibit collagen maturation and scar tissue formation - Answer- c. reduce blood flow and decrease cellular metabolism to lessen the formation of edema In the Proliferative phase modalities are used to? a. facilitate collagen maturation and reorganization b. enhance blood flow and cellular activity c. reduce blood flow and decrease cellular metabolism to lessen the formation of edema d. inhibit collagen maturation and scar tissue formation - Answer- b. Enhance blood flow and cellular activity In the maturation/Remodeling phase modalities are used to a. facilitate collagen maturation and reorganization b. enhance blood flow and cellular activity c. reduce blood flow and decrease cellular metabolism to lessen the formation of edema d. inhibit collagen maturation and scar tissue formation - Answer- a. Facilitate collagen maturation and reorganization Process of encoding and processing noxious stimuli is called? - Answer- Nociception Peripheral pain pathways include A delta and C fibers as nociceptors that synapse at? - Answer- Dorsal horn of Spinal Cord What are characteristics of A delta fibers? - Answer- Small, Myelinated, respond to mechanical and thermal; become sensitized What are characteristics of C fibers? - Answer- Small, unmyelinated, respond broad range (polymodal) What is peripheral sensitization? - Answer- Nociceptors become more sensitive to activation after injury Central pain Pathways include two types of second order neurons called? - Answer- High threshold neurons and Wide range neurons What are high threshold neurons? - Answer- Nociceptive-specific receiving input from peripheral nociceptors only