The tensile strength of the wound stas and increases after: (A) Immediately after suturing, (B) 3-4 days, (C) 7-10 days, (D) 1 month
Answer is B. Wounds do not begin to gain tensile strength from collagen until 5 - 7 days. Wound achieves around 20 % by 3 weeks, and around 60 % by four months. Scar tissue continues to remodel for at least 6 - 12 months after an injury.