The homeostatic response system is the body's mechanism to maintain internal stability in response to changes in external conditions. It involves various physiological processes that work together to keep parameters like temperature, pH, and electrolyte balance within a narrow range.
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Homeostatic responses are often regulated through negative feedback loops.
The hypothalamus plays a critical role in many homeostatic processes, including temperature regulation and hunger.
Hormones such as insulin and glucagon are pivotal in maintaining glucose homeostasis.
Disruptions in homeostasis can lead to diseases such as diabetes or hypertension.
Receptors, control centers, and effectors are key components of the homeostatic response system.
Review Questions
What role does the hypothalamus play in the homeostatic response system?
How do negative feedback loops contribute to maintaining homeostasis?
What could be the consequences of a failure in glucose homeostasis?
Related terms
Negative Feedback Loop: A process that reduces the output or activity of any organ or system back to its normal range of functioning.
Hypothalamus: A region of the brain responsible for coordinating many hormonal and behavioral circadian rhythms, autonomic functions, and body temperature regulation.
Insulin: A hormone produced by the pancreas that regulates blood glucose levels by facilitating cellular uptake of glucose.