The hypothalamic–pituitary axis (HPA) functions through one of two processes to regulate hormone production. One of these processes is the negative feedback system. What is the other process?
A) Direct use of inhibiting factors
B) Indirect use of feedback loop
C) Direct use of releasing factors
D) Indirect use of stimulating factors
A
Feedback:
The HPA functions through negative feedback loops or the direct use of inhibiting factors to constantly keep particular hormones regulated. Other options are incorrect because hormones are not regulated by feedback loops, releasing factors, or stimulating factors.
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