preview

Wound Healing

Decent Essays

Review Questions
Write one-paragraph responses to 4 of the following 6 questions below. Each paragraph should be 5 to 10 sentences (or about 70 – 150 words), and written in your own words.

Session 2: Remember – choose 4 out of 6!

3. Explain the role of polymorphonuclear neutrophils (PMNs) in acute inflammation. How do they emigrate to the site of injury or infection, and what do they do when they get there?

PMNs or neutrophils as they are more commonly known as are the first responders to the scene when it comes to inflammation/infection since they are highly mobile and more common in the blood stream which allows them to react quickly unlike other leukocytes. Their jobs are to search and destroy any foreign material at the site. Through …show more content…

The process of wound healing is often broken down into three phases: the inflammatory, the proliferative and the remodeling. The first phase (acute inflammation) prepares the wound site for healing. Summarize what happens during the next two phases – the proliferative and remodeling. (Refer to the video: Wound Healing Process.) Proliferative phase occurs within a few days of injury in which cells that were involved in the battle need to tend to their wounds and the regenerate to restore itself to its formal glory as best as possible. The body’s way of restoring itself is through use of angiogenesis, granulation tissue formation, wound contraction and epithelialization. This combination acts of getting new blood vessels to the damage area, aid in the formation of cells to fill in the area which leads to scar tissue, allow the skin to flexible in the repair process and finally resurface the wound with new epithelial …show more content…

Collagen fibers play a big role in strengthening the scar by replacing immature to mature collagen and to reorient it with surrounding tissue. Some times when the scar is not formed properly the body; some additional assistance might be needed. A medical professional would apply force to the scar in order to assist in reshaping it. Remodeling is an ongoing process, which can vary in times within the first year to longer. But once the remodeling is completed, there are no more alterations that can occur which can leave scars the inability to sweat or even feel sensation. It’s important that medical professional take in the consideration when dealing with wound closures to ensure proper protection is used in order to avoid issues like

Get Access