PATHOLOGY

PATHOLOGY MCQ

HEALING AND REPAIR

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
When does remodeling begin?
A
immediately
B
3 weeks after the injury
C
8 weeks after the injury
D
12 months after the injury
Explanation: 

Detailed explanation-1: -The third phase of healing consists of remodeling, which begins two to three weeks after the onset of the lesion and can last for one year or more. The core aim of the remodeling stage is to achieve the maximum tensile strength through reorganization, degradation, and resynthesis of the extracellular matrix.

Detailed explanation-2: -Phase 4: Remodelling When proliferation is at its busiest (around 2 – 3 weeks after injury), your body begins to remodel the new scar tissue to get it as close as possible to the function of the original tissue. This process can last for up to 2 years.

Detailed explanation-3: -Scar tissue grows in the body as a normal response from repetitive muscle strains, bone fracture, or from surgery. It takes about two months to fully remodel injured tissue. The severity of the injury and the body’s healing rate will impact how long the treatment takes.

Detailed explanation-4: -Finally, the body will convert this granulation tissue into a scar; this is known as the remodelling phase. The remodelling phase is a lengthy process that can take up to 1 year to complete; during this time the scar often becomes smaller and more pale in colour.

Detailed explanation-5: -After about 6 weeks, the remodelling phase starts. This phase is characterised by decreased cellularity and decreased collagen and glycosaminoglycan synthesis. During this period, the repair tissue changes to fibrous tissue, this again changes to scar like tendon tissue after 10 weeks.

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