Immune System - Wound Healing

What is the name and approximate duration of the stage immediately following inflammation?

• Remodelling - 7 days

• Remodelling 20 days

• Proliferation - 7 days

• Proliferation - 20 days

What is angiogenesis?

• Growth of new blood vessel

• Fibroblast Regeneration

• Ground substance production

• New tissue

Which event occurs during proliferation?

• Wound contraction

• Macrophage apoptosis

• Collagen reorganisation

• Angiogenesis

What do fibroblasts do?

• Phagocytose bacteria

• Produce collagen

• Stimulate increased blood flow

• Force macrophages in to apoptosis

What are myofibroblasts?

• Myocytes that release inflammatory cytokines

• Myocytes that release collagen

• Fibroblasts that release inflammatory cytokines

• Fibroblasts that have contractile properties

What would be found in the wound at the end of remodelling?

• Fibroblasts, blood vessels and ground substance

• Fibroblasts, ground substance and collagen

• Myofibroblasts, macrophages and collagen

• Myofibroblasts, blood vessels and macrophages