Integration of Nervous and Endocrine Signaling (3A)
MCAT · Flashcards · Application
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QUESTION
Identify the feedback type: rising
T
3
/
T
4
T_3/T_4
T
3
/
T
4
reduces TRH and TSH secretion.
QUESTION
Which option best describes epinephrine action: intracellular receptor or cell-surface receptor?
QUESTION
Identify the feedback type: rising
T
3
/
T
4
T_3/T_4
T
3
/
T
4
reduces TRH and TSH secretion.
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ANSWER
Negative feedback. This regulatory loop suppresses TRH and TSH to prevent excessive thyroid hormone levels and maintain metabolic equilibrium.
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