HORTICULTURE

Detailed explanation-1: -In a closed wound, tissue damage and bleeding occur under the surface of the skin. Examples of closed wounds include bruises. An open wound involves a break in the skin that leaves the internal tissue exposed. Open wounds may result from falls, blunt trauma, and surgery.

Detailed explanation-2: -A contusion is an injury that causes bleeding and tissue damage underneath the skin, usually without breaking the skin. Any injury that puts pressure on an area repetitively can cause a contusion.

Detailed explanation-3: -Laceration. A laceration is a cut that tears the skin and may also involve damage to the underlying tissues. Puncture Wound. A puncture is a hole in your skin that usually goes through all layers of the skin. Burn Wound. Avulsion. 18-Sept-2020

Detailed explanation-4: -Abrasion. An abrasion occurs when your skin rubs or scrapes against a rough or hard surface. Laceration. A laceration is a deep cut or tearing of your skin. Puncture. Avulsion. 14-Aug-2018