Answer / biomaster

3rd branchial arch.

Do the lymphatics arise from neural crest (ectoderm), mesoderm, or endoderm?

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What is the usual pathology above the pectinate line of the rectum?

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Name the foramina that are in the posterior cranial fossa?

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What four things does Meckel's cartilage (from the 1st arch) develop into?

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What is the primary regulatory control of zona reticularis secretion?

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Which two branchial arches form the posterior 1/3 of the tongue?

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A lesion of the globus pallidus causes what disease?

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What structure is in the femoral triangle but not in the femoral sheath?

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Does the spleen arise from neural crest (ectoderm), mesoderm, or endoderm?

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Describe the immune response stimulated via Peyer's patches?

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Does the liver arise from neural crest (ectoderm), mesoderm, or endoderm?

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Is the cingulate gyrus part of the limbic system?

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