Podcast
Questions and Answers
What induces the transformation of fibroblasts into myofibroblasts?
What induces the transformation of fibroblasts into myofibroblasts?
- Cytokines released by macrophages (correct)
- Hormones released by the pituitary gland
- Growth factors released by endothelial cells
- Neurotransmitters released by neurons
What do myofibroblasts do to the surrounding granulation tissue?
What do myofibroblasts do to the surrounding granulation tissue?
- Prevent the formation of new tissue
- Hook into and contract it (correct)
- Release enzymes to break it down
- Stimulate excessive growth of the tissue
What type of collagen is produced 48-72 hours post injury?
What type of collagen is produced 48-72 hours post injury?
- Type 2 collagen
- Type 1 collagen
- Type 4 collagen
- Type 3 collagen (correct)
What do fibroblasts produce that acts as a framework for attachment of collagen and glucosaminoglycans?
What do fibroblasts produce that acts as a framework for attachment of collagen and glucosaminoglycans?
What is the main role of myofibroblasts in wound healing?
What is the main role of myofibroblasts in wound healing?