Which of the Following Statements Are True of the Effects

Multiple Choice

Which of the following statements are true of the effects of hormones on bones (Select all that apply) ?

A) Calcitonin decreases the reabsorption of calcium from bone matrix.
B) Insulin increases the use of fats for energy production in growing bones.
C) The rate of mitosis in growing bones is increased by growth hormone.
D) If thyroxine is present,all food types may be used for energy production.
E) Parathyroid hormone lowers the blood calcium level to preserve calcium for bone growth.
F) Protein synthesis in growing bones is increased by growth hormone and thyroxine.