Question

A scientist wanted to test the result of replacing the bone of upper arm with those of the backbone in a human skeleton. What kind of movement will the upper arm have?​

Answer 1

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• Upper arm fractures usually result from a fall on an outstretched arm.
• Usually, the broken pieces of bone remain in place or close together and thus tend to heal on their own.
• These fracture cause pain and swelling in the shoulder and upper arm and limit movement of the arm.
• Doctors diagnose upper arm fractures based on x-rays and sometimes computed tomography.
• Usually, only a sling, sometimes with a swathe, is required, but sometimes surgery is needed to realign the broken bones or to replace the joint

Answer 2

Explanation:

d. An increase in one variable can be associated with an increase in the other