Chapter 1 Definitions Flashcards
(83 cards)
acute
of recent onset. The period after an injury when the local inflammatory response is still active.
stress
a force that disrupts the normal homeostasis of a system
amino acids
building blocks of protein
chronic
continuing for a long period; with injury, extending past the primary hemorrhage and inflammation cycle
cortisol
a cortisone-like substance produced in the body
homeostasis
state of equilibrium in the body and its systems that provides a stable internal environment
myocardial
pertaining to the middle layer of the heart walls
pathology
changes in structure and/or function caused by disease or trauma
sprain
a stretching or tearing of ligaments
strain
a stretching or tearing of tendons or muscles
systemic
affecting the body as a whole
vasoconstriction
reduction in a blood vessel’s diameter. this results in a decrease in blood flow
collagen
a protein-based connective tissiue
osteoblast
a cell concerned with the formation of new bone
osteoclast
a cell that absorbs and removes unwanted bone
conduction
the transfer of heat from a high temperature to a low temperature between two objects that are touching each other
diathermy
a classification of therapeutic modality that uses high-frequency electrical energy to heat subcustaneous tissues
motor nerve
a nerve that provides impulses to mucles
motor unit
a group of skeletal muscle fibers that are innervated by a single motor nerve
transdermal (transdermally)
introduction of medication to the subcutaneous tissues through unbroken skin
afferent
carrying impulses toward a central structure, for example, the brain
efferent
carrying umpulses away from a central structure. Nerves leaving the central nervous system are efferent nerves
metabolism
the suym of physical and chemical reactiosn taking place within the body
aerobic
requiring the presence of oxygen