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Answer:
Serotonin
Explanation:
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A test that can assess the thyroid function by determining the amount of iodine taken into thyroid cells is known by the abbreviation of RAIU or the Radio Active Iodine Uptake Test. The RAIU is used in diagnosis of thyroid problems.
Answer:
The sternum, thoracic vertebrae, and ribs protect the heart and lungs.
Explanation:
The skeleton can be divided into the <em>axial skeleton</em> (the skull and the vertebral column), <em>visceral skeleton</em> (ribs and sternum) and the <em>appendicular skeleton</em> (extremities).
The function of the <em><u>visceral skeleton</u></em> is to <em>support and protect</em> the first portion of the digestive and cardio-breathing apparatus.
In mammals, the second part of the vertebral column (thoracic vertebrae), the ribs and the sternum delimitate a protective box for lungs and heart.