PSY310H5 Lecture Notes - Lecture 1: Pituitary Gland, Thyroid, Adrenarche
Document Summary
Period of lifespan in which an individual becomes capable of sexual reproduction. It is a brain-neuroendocrine event changes in neuroendocrine system. Hormones regulated by the endocrine system lead to physical changes. No new hormones are produced and no new bodily systems develop at puberty. Changes in existing hormone levels and bodily systems. Specialized proteins that are secreted by one or more endocrine glands and then enter the bloodstream. Convey special messages , esp. to gonadotropin-releasing hormone (gnrh) neurons. Organs that stimulate particular parts of the body to respond in specific ways. Endocrine system receives instructions to increase or decrease circulating hormone levels from the central nervous system (cns) Hormone levels have set-points determined by stage of development, environmental factors, etc. Feedback loops important for self-regulation and maintenance of set-points. Hypothalamus, pituitary gland, thyroid gland & adrenal glands. Puberty begins in childhood, where the first event occurs before all the other.
