Important components of collagen synthesis, wound strength and contraction include all of the following EXCEPT: (A) Fibroblasts, (B) Myofibroblasts, (C) Vitamin C, (D) Vitamin D
Answer is D. Nutritional  status  has  profound  effects  on  repair; protein  malnutrition  and  vitamin  C  deficiency,  for example, inhibit collagen synthesis and retard healing.
Robins 10 th ed page no 93