Phases of Healing

Injury immediately begins which phase of healing

• maturation

• fibroblastic repair

• acute inflammatory response

Which chemical mediator causes the blood vessels to get bigger?

• cytokines

• leukotrines

• histamine

Which chemical mediator regulates the white blood cells once they arrive at the injury site

• histamine

• luekotrienes

• cytokines

What is the term for the constriction of blood flow?

• vasodilation

• vasoconstriction

What cell adheres to the wall of the injury to create a sticky plug

• platelets

• fibroblasts

• collagenocytes

• keratin

Which stage is responsible for removing foreign debris and microorganisms

• vascular reaction

• extra cellular matrix

• fibrin clot

• phagocytosis

Which protein forms the scab at the end of the acute inflammatory response

• collagen

• keratin

• fibrin

• granulation tissue

What is the purpose of capillaries growing into the wound

• exchange oxygen and waste products

• lay down the extra cellular matrix

• build collagen

• stop blood flow to the area

Which tissue takes the place of the scab and is reddish/pink

• extra cellular matrix

• collagen

• granulation

• fibrin

In the extracellular matrix, the fibroblasts lay tissue _ to capillaries

• random fashion

• parallel

• baseketweave