Question Detail
Question
33. Which germ layer gives rise to the dermis of the skin, the heart, the muscle system, and bone marrow?
Correct Answer
Option B is the correct answer.
Detailed Explanation
The middle embryonic layer (mesoderm) differentiates into muscle tissues, circulatory structures (heart), deep dermis, and skeletal elements.
Hint
Middle layer developing into heart, bone, and muscles.