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n. a polypeptide hormone, secreted by the A cells of the islets of Langerhans, that increases the concentration of glucose in the blood. It opposes the effects of insulin by promoting the breakdown of glycogen and fat reserves to yield glucose. Glucagon is administered therapeutically to relieve symptoms of hypoglycemia.

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Psychology term of the day

May 26th 2024



n. the provision of instruction, encouragement, and other support to an individual (e.g., student, youth, colleague) to aid his or her overall growth and development or pursuit of greater learning skills, a career, or other educational or work-related goals. Numerous mentoring programs exist within occupational, educational, and other settings; they use frequent communication and contact between mentors and their respective protégés as well as a variety of techniques and procedures to develop productive relationships.