Gcu Bio 202 Exam 1 Questions And Correct Verified Solutions By Experts 2025/2026 Latest Guide.

1. hormones promote body homeostasis CORRECT 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 2. Endocrine system CORRECT ANSWER -uses hormones -effects many organs -is slower and longer lasting 3. nervous system CORRECT ANSWER -uses electricity and chemicals -has a specific effector organ -faster 4. neurotransmitter CORRECT ANSWER a chemical compound released by one neuron to affect the trans membrane potential of another 5. hormone CORRECT 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" 6. negative feedback and its role in regulating blood levels of the various hormones CORRECT ANSWER -response to changed body condition -ls tell body to make changes that will bring back to normal level. -once back to normal, will turn off. 7. Three types of intercellular communication pathways that enable the body to maintain homeostasis CORRECT ANSWER -direct communication -paracrine -endocrine 8. Direct communication CORRECT ANSWER occurs between 2 types of the same cell 9. paracrine CORRECT ANSWER Most chemicalsignalsto transfer fromcell to cell within single tissue 10. Endocrine CORRECT ANSWER slower. release into bloodstream. Alters metabolic activities. 11. Target organ CORRECT ANSWER specific cellsthat posessessreceptors needed to bind and "read" hormonal messages