NUR 2488 - Mental Health Final Exam Study Guide.

NUR 2488 - Mental Health Final Exam Study Guide/NUR 2488 - Mental Health Final Exam Study Guide. Introduction in Psychiatric Nursing Basic Brain Anatomy- what do the different part of brain control? Hypothalamus? Neurons/ synapse- pg. 51 Hypothalamus: Regulates temperature, blood pressure, perspiration, libido, hunger, thirst, and circadian rhythms, such as sleep and wakefulness. Hypothalamic neurohormones, often called releasing hormones, direct the secretion of hormones from the anterior pituitary gland. Neurons: The brain is composed of a vast network of more than 100 billion interconnected nerve cells (neurons) and the supporting cells that surround these neurons. An essential feature of neurons is their ability to initiate signals and conduct an electrical impulse from one end of the cell to the other called neurotransmission.