Multiple Choice
Which of the following best describes control center activity (marked B in the figure) when low blood calcium levels have been detected? 
A) Parathyroid gland cells decrease production of PTH.
B) Neurons in the hypothalamus are activated.
C) Thyroid gland cells increase thyroid hormone production.
D) The PTH gene in parathyroid gland cells gets turned on.
E) Osteoclasts interpret chemical signal coming from parathyroid gland.
Correct Answer:
Verified
Correct Answer:
Verified
Q76: The bone cells primarily responsible for bone
Q77: The long bones that make up the
Q78: The vomer is a triangular bone that
Q79: Which of the following statements is NOT
Q80: Which of the following is NOT a
Q82: The medulla oblongata passes through the _
Q83: A cube-shaped bone (e.g. a carpal bone)composed
Q84: The temporal and zygomatic bones join to
Q85: The longest, heaviest, and strongest bone in
Q86: The shaft of a long bone is