Which of the following hormones increases and prolongs effects of the sympathetic nervous system?

A) cortisol

B) parathyroid hormone

C) insulin

D) growth hormone

E) acetylcholine

Answer: Acetylcholine

Explanation: At synapses within the sympathetic gangalia, preganglionic

Neurons release Acetylcholine which is a chemical messaganer that binds and activate nicotinic Acetylcholine receptor on post ganglionic neurons. When there is prolonged activation it can draw out the release of andernaline from the andrenal medulla.