The healing process begins with the formation of a blood clot at the site of the break, which helps stop bleeding and stabilizes the area for the healing process to begin.
Contents
MCQs
1. What forms around the break after the clot?
A) A protective shell
B) A callus made of cartilage and bone
C) A layer of skin
D) A membrane of muscle tissue
Answer: B) A callus made of cartilage and bone
Explanation: After the formation of the blood clot, a callus made of cartilage and bone forms around the break to provide stability and support as the bone heals.
2. How do bones receive the necessary nutrients for healing?
A) Through the bloodstream
B) Via the nervous system
C) From surrounding muscle tissue
D) Directly from the air
Answer: A) Through the bloodstream
Explanation: Bones receive the necessary nutrients for healing through the bloodstream, which delivers essential elements like calcium and phosphorus to the site of the break.
3. What role does the immune system play in bone healing?
A) It creates new bone cells
B) It attacks the broken bone
C) It helps clean up dead and damaged cells
D) It has no role in bone healing
Answer: C) It helps clean up dead and damaged cells
Explanation: The immune system plays a crucial role in the bone healing process by helping to clean up dead and damaged cells at the site of the break, allowing new bone tissue to form more effectively.
4. What is the final stage of bone healing?
A) Formation of a blood clot
B) Development of a callus
C) Remodeling of the bone
D) Initial inflammation
Answer: C) Remodeling of the bone
Explanation: The final stage of bone healing is the remodeling of the bone, where the callus is replaced by new bone tissue that restores the bone to its original shape and strength.
Read More