Osteonecrosis is a disease caused by reduced blood flow to bones in the joints. In people with healthy bones, new bone is always replacing old bone. In osteonecrosis, the lack of blood causes the bone to break down faster than the body can make enough new bone." Based on this passage and your knowledge of bone, what is one way that reduced blood flow could cause osteonecrosis?

Question

Heather Burns

Biology

6 June, 14:51

Osteonecrosis is a disease caused by reduced blood flow to bones in the joints. In people with healthy bones, new bone is always replacing old bone. In osteonecrosis, the lack of blood causes the bone to break down faster than the body can make enough new bone." Based on this passage and your knowledge of bone, what is one way that reduced blood flow could cause osteonecrosis?

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Answers (1)

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Jason · Answer 1

Inadequate nutrients delivered to the osteoblasts.

Explanation:

At first, you might not have any symptoms. As the disease gets worse, you will probably have joint pain that becomes more severe. You may not be able to bend or move the affected joint very well.

No one is sure what causes the disease. Risk factors include

Long-term steroid treatment

Alcohol misuse

Joint injuries

Having certain diseases, including arthritis and cancer