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alpha cells produce glucagons.

Which aortic arch does the stapedial artery and the hyoid artery come from?

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Which cells are rich in rough ER?

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What is percentage of leukocytes in the blood exist as basophils?

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A baby is born with spina bifida. Explain what happened or didn't happen developmentally? How might this defect have been prevented?

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IN what area of the spleen are B cells found?

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What kind of cells are found nearby the sinusoids of the spleen?

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

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From which cells do plasma cells differentiate?

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What does the left 4th aortic arch give rise to?

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What is the most common ectopic thyroid tissue site?

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What defect may predispose an infant for a diaphragmatic hernia?

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Define Meissner's corpuscles.

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