Multiple Choice
Changes in blood calcium levels affect the secretion of both PTH and calcitonin. PTH increases blood calcium levels but calcitonin decreases blood calcium levels. Calcium is therefore an humoral inhibitor of ________.
A) calcitonin
B) PTH
C) both PTH and calcitonin
Correct Answer:

Verified
Correct Answer:
Verified
Q17: A chemical produced in a cell that
Q18: How do most water-soluble hormones travel in
Q19: When a hormone binds to a membrane-bound
Q20: Which of the following illustrates acute hormone
Q21: The release of chemicals from an endocrine
Q23: Which of the following occurs when a
Q24: Blood chemistry changes are examples of _
Q25: Which chemical class of hormone is more
Q26: Hormonal secretion can be regulated by<br>A) the
Q27: Once a lipid-soluble hormone is conjugated in