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Questions and Answers
Which of the following is true about elastin?
Which of the following is true about elastin?
- It is a protein that helps organs stretch without tearing (correct)
- It is a protein found in the skin and blood vessels
- It is a protein that can only stretch to a limited length
- It is a protein that loses its elasticity when stretched
Where is elastin found in the body?
Where is elastin found in the body?
- In the bones and muscles
- In the brain and spinal cord
- In the liver and kidneys
- In the lungs and blood vessels (correct)
What happens to elastin fibers when the stretching force is relaxed?
What happens to elastin fibers when the stretching force is relaxed?
- They lose their elasticity
- They tear and break
- They return to their original shape (correct)
- They become stiff and rigid
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