Cognitive Connie

Let's explore The Endocrine System & Stress Response

Understand how hormones regulate physiology and behaviour — the major endocrine glands and their hormones, the hypothalamic-pituitary axis, the adrenal gland's dual anatomy, Walter Cannon's fight-or-flight response, the HPA axis and cortisol, negative feedback, and the psychology of chronic stress.

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The Endocrine System, Hormones & Stress Response

The endocrine system communicates through hormones — chemical messengers released by glands into the bloodstream that reach distant target organs and regulate physiology over seconds to hours. Working alongside the nervous system, it governs homeostasis, metabolism, growth, reproduction, and the body's response to stress.

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01

The Endocrine System, Stress & Fight-or-Flight

8 questions · ~12 min · Intermediate

Endocrine systemHormonesGlandsHypothalamusPituitaryAdrenal glandAdrenalineFight-or-flightHPA axisCortisolNegative feedback
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SubjectsThe Endocrine System & Stress Response
The Endocrine System, Hormones & Stress ResponseThe HPA Axis & Stress

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The Endocrine System: Glands, Hormones & the Stress Response

Two axes, one body, endless exam questions. Get the SAM and HPA systems straight — what each releases, how fast, and what chronic activation does — and a whole cluster of adjacent topics starts to make sense.