A person skips breakfast and lunch while working on a demanding project. By mid-afternoon, they feel irritable, have trouble concentrating, and feel physically weak. Based on your understanding of how the body regulates blood sugar, analyze this scenario. Identify the primary organ and the specific hormone it would release to counteract this state, and explain how this physiological response relates to the person's reported feelings.

Hormonal Regulation and Behavior

A patient presents to a clinic with symptoms of extreme thirst, frequent urination, and persistent fatigue. A blood test confirms that their blood glucose levels are consistently and significantly elevated. Based on this information, which hormone-secreting organ is most likely malfunctioning, and what is the physiological reason for the patient's condition?

Hormonal Imbalance Diagnosis

The pancreas is an internal organ that functions as an endocrine gland by secreting the hormones insulin and glucagon to regulate the body's blood sugar levels.

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University of Michigan - Ann Arbor

• Hypothalamus
• Pineal gland
• Pituitary gland
• Thyroid
• Adrenal glands
• Pancreas
• Gut
• Gonads

Major endocrine structures

Spielman, R. M., Jenkins, W. J., & Lovett, M. D. (2020, April 22). Psychology (2nd ed.). OpenStax. https://openstax.org/books/psychology-2e/pages/1-introduction

OpenStax Psychology (2nd ed.) Textbook

Hormones control most body functions and all other glands

Hypothalamus

Pineal gland

Hormones control growth, reproduction, lactation, and stress

Pituitary gland

Control growth/ development and metabolism

Thyroid

Hormones control growth, sugar metabolism, kidney function, and stress

Adrenal glands

Pancreas

The gonads are endocrine glands that secrete sexual hormones. These hormones are essential for reproduction and also play a key role in influencing sexual motivation and behavior.

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