Brain cells fail to differentiate in:
Correct answer: A. Cretinism
- A. Cretinism
- B. Dwarfism
- C. Grave's disease
- D. Addison's disease
Explanation
In congenital hypothyroidism (cretinism), brain development is impaired due to thyroxine deficiency.
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Chemical coordination uses hormones released by endocrine glands and carried in blood to specific target cells. Coverage includes the pituitary, thyroid, pancreas, adrenal glands, ovaries and testes, feedback control, and the contrast between slower, longer-lasting hormonal responses and rapid nervous coordination.
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