There Are Four Stages in the Healing of a Bone

question 81

Multiple Choice

There are four stages in the healing of a bone fracture. Which of the following best illustrates the sequence of these stages?
1) bony callus formation
2) bone remodeling
3) fibrocartilage callus formation
4) hematoma formation

• A) 4, 3, 2, 1
• B) 4, 3, 1, 2
• C) 1, 2, 3, 4
• D) 1, 3, 4, 2
• E) 1, 3, 2, 4

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Definitions:

Pheromones

Chemical substances produced and released into the environment by an animal, affecting the behavior or physiology of others of its own species.

Chemical Signals

Molecules released by cells that are used to communicate with other cells, affecting their behavior or physiology.

Pheromones

Chemical signals released by an organism to affect the behavior or physiology of other members of the same species.

First Messenger

A signaling molecule that binds to a receptor on the surface of a cell and triggers a biochemical cascade that conveys signals inside the cell.