Which of the following is the master gland that secretes tropic hormones that control the secretion of other hormones throughout the body?

You are assessing an 86-year-old male who has fallen down a flight of stairs after getting out of bed to use the bathroom. He is complaining of severe head, neck, and back pain. Which one of the following questions is most appropriate to ask this patient?

A) "Were you holding onto the railing?" B) "Were you confused when you fell?" C) "What caused you to fall?" D) "Do you seem to fall a lot?"

An increase in _____ is associated with pruritus

a. substance P b. norepinephrine c. dopamine d. acetylcholine