This neurotransmitter and hormone plays a crucial role in the body’s “fight-or-flight” response. It is released in response to stress and low blood pressure, increasing heart rate, blood pressure, and blood sugar levels. Within the context of Advanced Placement Psychology, it is important to understand its effects on attention, alertness, and memory retrieval. A deficit in this neurotransmitter is sometimes associated with depressive disorders, while an excess may be linked to anxiety. For example, encountering a threatening situation triggers the release of this substance, preparing the individual for immediate action.
Understanding its function is vital because it helps explain the biological basis of various psychological states and behaviors. Its effects on the sympathetic nervous system shed light on how the body responds to perceived threats and challenges. Furthermore, the development of pharmacological treatments for mood disorders and attention deficits often targets its levels in the brain. Historically, the discovery of its role as a neurotransmitter helped establish the connection between brain chemistry and mental health, leading to significant advancements in psychiatric medicine.
