Which of the following directly regulates the secretion of insulin?
a. parasympathetic nervous system
b. sympathetic nervous system
c. blood-glucose concentration
d. hypothalamus
e. tropic hormones from the pituitary gland
Answer: C
Which of the following directly regulates the secretion of insulin?
a. parasympathetic nervous system
b. sympathetic nervous system
c. blood-glucose concentration
d. hypothalamus
e. tropic hormones from the pituitary gland
Answer: C