What are somites?
Understand the Problem
The question is asking for the definition of somites, which are specific structures in embryonic development. The options provided describe different types of formations related to somites.
Answer
Cuboidal formations of the mesoderm under the chorda dorsalis.
The final answer is d. Cuboidal formations of the mesoderm under the chorda dorsalis.
Answer for screen readers
The final answer is d. Cuboidal formations of the mesoderm under the chorda dorsalis.
More Information
Somites are key in formation of the axial skeleton and skeletal muscles, originating from the paraxial mesoderm located along the neural tube, under the chorda dorsalis.
Tips
Avoid confusing the germ layer (mesoderm) with ectoderm or endoderm. Be sure to note the spatial relationship to the chorda dorsalis.
Sources
- Somite - Wikipedia - en.wikipedia.org
- Paraxial Mesoderm: The Somites and Their Derivatives - NCBI - ncbi.nlm.nih.gov
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