PSY354H5 Lecture Notes - Lecture 4: Male Reproductive System, Negative Feedback, Rete Testis
Document Summary
Lecture 4 | sex hormones and the menstrual cycle. Hormones induce certain changes and can be relevant to our understanding both developmentally and in sexual preference, the emergence in traits, sexuality, also for certain reproductive functions. Hormones are chemical messengers that are released into the bloodstream or tissue fluid affecting target cells some distance away. The mechanism of action: this is the endocrine system. Talking about the endocrine system, talking about the bodies hormonal system. Hormones are a class of proteins that are similar to neurotransmitters. Distinction between hormones and neurotransmitters is the tissue/cells they interact with. Neurotransmitters tend to interact with other neurons. Hormones are proteins/amino acids that interact with other types of cells. There are some classes of neurotransmitters that interact with neurons and other cells; therefore, can be both. Endocrine system is a link that helps brain control our body.
