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Tissue and Injury Repair quiz 2

Terms in this set (10)

Which of the following is NOT a major event in the proliferative phase of acute wound healing?
fibrin clot formation
Fill in the blank: Fibroplasia is a process that contributes to the formation of ______.
granulation tissue
Which of the following statements about fibronectin is TRUE?
all of the above
Which growth factor is a key mediator of angiogenesis and is induced largely by tissue hypoxia in injured tissue?
vascular endothelial growth factor
Which type of cell is the predominant mediator of the wound contraction process?
myofibroblasts
True or False: Integrin receptors are involved in the proliferation and remodeling phases of wound healing, but not in the inflammatory phase.
false
Throughout the remodeling phase of wound healing, which is true of the types of collagen that predominate?
Type III collagen predominates during early wound healing and is later replaced by Type I collagen.
Up to what percentage of preinjury tensile strength can be reached one year after an injury?
70%
Which of the following is primarily responsible for the degradation of collagen in the remodeling phase of acute wound healing?
matrix metalloproteinases (MMPs)
Healing-impaired chronic wounds do not progress through the orderly process of linear and overlapping phases of healing.
true
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