In this task, you are given a multiple-choice question about healthcare. Answer the question based on your information and classify your answers into '1', '2', '3', and '4'.

Question: The anterior pituitary gland: 
 Options:  <1> It is part of the hypothalamus. <2> It is regulated hormonally. <3> It communicates with the neurohypophysis. <4> It releases ADH and oxytocin. <5> It is formed by neurons.
2

Question: The Merkel cells are: 
 Options:  <1> Secretors of neuropeptides and sensory. <2> Secretors of mucus. <3> Migratory <4> From Schwann. <5> Fibroblasts.
1

Question: An increase in ACTH stimulates the synthesis and release of: 
 Options:  <1> Aldosterone <2> Cortisol <3> Thyroxine <4> CRH <5> TRH

2