Dwarfism is a hormonal disorder due to:
Correct answer: B. Deficiency of STH
- A. Deficiency of thyroxin
- B. Deficiency of STH
- C. Excess of thyroxin
- D. Deficiency of insulin
Explanation
Dwarfism, also known as short stature, can result from a deficiency of growth hormone (STH). Growth hormone is produced by the pituitary gland and plays a crucial role in stimulating growth and cell reproduction. If there is a deficiency of growth hormone, it can lead to impaired growth and short stature.
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About Coordination and Control
Coordination depends on receptors, neurons, synapses and nerve impulses, with reflex actions traced through the reflex arc and the roles of major brain regions. Chemical coordination covers endocrine glands and hormones, including how hormones regulate growth, metabolism, reproduction and internal balance, unlike rapid nervous control.
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