MICROANATOMY

EPITHELIUM CONNECTIVE TISSUE SKIN

EPITHELIA GLANDS

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
The first step in tissue repair is:
A
formation of granulation tissue
B
regeneration of surface epithelilum
C
capillaries become very permeable
D
None of the above
Explanation: 

Detailed explanation-1: -The first step in tissue repair is inflammation. When tissues are injured inflammation occurs. This is because the tissue trauma causes the injured tissue cells, macrophages, mast cells and others in the area to release inflammatory chemicals. These chemicals cause the capillaries to dilate and become permeable.

Detailed explanation-2: -Hemostasis (blood clotting) Stage one of wound healing starts at the onset of injury and is designed to stop any bleeding. Blood vessels constrict, restricting the blood flow to allow blood clotting. Platelets then stick together, essentially forming a dam to block the drainage of blood.

Detailed explanation-3: -Inflammatory phase – This phase begins at the time of injury and lasts up to four days. Proliferative phase – This phase begins about three days after injury and overlaps with the inflammatory phase. Remodeling phase – This phase can continue for six months to one year after injury.

Detailed explanation-4: -Hemostasis. Hemostasis is the first stage in wound healing that can last for two days. Inflammation. The second phase of wound healing is called the Inflammatory Phase. Proliferation. Remodeling. 04-Jun-2020

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