The purpose(s) of wound contraction in, for example, a skin wound is/are to:W. reduce the amount of granulation tissue and therefore scar in the wound.X. bring the edges of the wound together.Y. create tension in the wound so that fibroblasts can begin to produce Type I collagen.Z. instigate regeneration and therefore resolution in the dermis of the skin.Question 39Select one:a.Only W, X and Y are correctb.Only W and Y are correctc.Only X and Z are correctd.Only Z is correcte.All are correct

12345Which of the following statements are correct regarding continuous suturing?A. It is usually tied on one side onlyB. Tension distribution is equal over the length of the woundC. More suture material is neededD. If the suture breaks at one point it may cause wound dehiscence

IV. Discuss types of wound healing mechanism.

Which of the following statements about the process of wound healing are true?Question 8Select one:a.The remodelling phase involves fibroblast activity and production of collagen.b.Inflammatory phase begins 2-3 days after the injury.c.The white cells stick to the damaged endothelium and release cytokines.d.Proliferative phase lasts from 3 days to 3 weeks following the injury.e.Fibroblasts do not require vitamin C to produce collagen.

Pertaining to psoriasis, which of the following statements is/are correct?W. It is characterised by hyperplasia of the epidermis (outermost layer of skin).X. The aetiology/pathogenesis involves both genetics and autoimmunityY. It is a disease characterised by cells undergoing a pathological adaptation.Z. It is typically an iatrogenic disease.Question 20Select one:a.Only W, X, and Y are correct.b.Only W and Y are correct.c.Only X and Z are correct.d.Only Z is correct.e.All are correct.

42) A certified burn nurse is introducing a new nurse to the burn unit. The nurse iseducating the new nurse on the degree staging of burns. Which of the followingprovides the correct description of wound to the correct level of injury?(a) Superficial thickness reddened skin, no blister presentation, heals quickly andcompletely(b) Superficial partial thickness; involves entire epidermis only(c) Full partial thickness: blisters typically form, deep normal injury, may need grafting(d) Full thickness: epidermal and dermal layer are destroyed, severe pain and edema