ANP 1111 Endocrine System Questions and Answers Updated.

What is the difference between the endocrine and exocrine system? - Answer What are the two key regulators of day-to-day body functioning? - Answer The endocrine system and the autonomic nervous system How are the endocrine system and the autonomic system similar - Answer Both are responsible for regulating body functions, maintaining homeostasis, and coordinating responses to changes in the environment Compare the endocrine system and the autonomic system in communicating systems - Answer ANS is rapid, short-lived. ES is slow, longer-lasting' Compare the endocrine system and the autonomic systems in components of pathway - Answer ANS: neurones define pathways. ES: ductless glands - bloodstream or diffusion Compare the the endocrine system and the autonomic system in chemical messengers - Answer ANS: neurotransmitters link neurons in the pathway and stimulate effectors ES: hormones bind to target cell receptors What are the effects of the endocrine and autonomic system? - Answer Both can upregulate or downregulate cellular responses What is a hormone? - Answer Chemical substance released into the ECF that regulates the metabolic function of other cells in the body Explain the specificity of hormones - Answer Hormones must bind to specific receptors to influence target cell function What does the level of cell activation depend on? - Answer - hormone concentration - target cell receptor content -affinity of hormone for receptor