Exam (elaborations) GCU BIO202

GCU BIO202 EXAM 1 VERIFIED SOLUTIONS 2023/2024 hormones promote body homeostasis - ANSWER Hormones react on each other and help keep homeostasis in an organism. Hormones released from one gland can tell other glands to make different hormones Endocrine system - ANSWER -uses hormones -effects many organs -is slower and longer lasting nervous system - ANSWER -uses electricity and chemicals -has a specific effector organ -faster neurotransmitter - ANSWER a chemical compound released by one neuron to affect the trans membrane potential of another hormone - ANSWER -A compound that is secreted by one cell and that travels through the bloodstream to affect the activities of cells in another portion of the body. -Turn existing enzyme "on" or "off" negative feedback and its role in regulating blood levels of the various hormones - ANSWER -response to changed body condition -ex. signals tell body to make changes that will bring back to normal level. -once back to normal, will turn off. Three types of intercellular communication pathways that enable the body to maintain homeostasis - ANSWER -direct communication -paracrine -endocrine