Wound Healing Pt.II

In skin wound healing occurs by, primary, secondary, tertiary intention

• True

• False

is when the wound edges come together – like what happens when two wounds‟ margins are stitched or sutured together.

• Primary Intention

• Secondary Intention

• Tertiary Intention

occurs when the wound edges are too far from one another – this can be consequence of significant tissue loss or if there‟s an object embedded in the wound that prevents the edges from coming together.

• Primary Intention

• Secondary Intention

• Tertiary Intention

is when a wound is cleaned and purposefully left open due to a high likelihood of being contaminated by bacteria – like during a dog bite injury.

• Primary Intention

• Secondary Intention

• Tertiary Intention

In primary intention, stem cells in the epidermis or uppermost layer of skin are brought close together and can regenerate the damage tissue near the surface of skin – leaving a minimal scar.

• True

• False

Tags

NGSS.HS-LS1-4

Since in the Secondary intention the stem cells in these wounds do not approximate, the wound is replaced primarily by connective tissue that grows from the base of the wounds upwards.

• True

• False

Give examples of healing by secondary intention

• Tooth extraction sockets

• Gingivectomy, Gingivoplasty

• Incision

• Dog bites

• Poorly reduced fractures

Healing of primary union is usually completed in ______ _____

• 2-3 Weeks

• 1 Month

• 7 Days

• 6 Months

Tags

NGSS.HS-LS1-4

Wound closure is performed with

• Sutures/ Stiches

• Staples or Adhesive tapes

• Ointment

• Cleansing

What are the four important stages of wound healing

• Stage 1: Hemostasis

• Stage 2: Inflammation

• Stage 3: Proliferation

• Stage 4: Maturation