Norepinephrine

Norepinephrine Name Institution Course and Code Professor Date Norepinephrine Purpose and Function Norepinephrine is a biological organic molecule belonging to the catecholamine family that serves as a neurotransmitter and a hormone (Savaliya & Georrge, 2020). It is also known as noradrenaline and is important in the fight-or-flight" response of the body. As a neurotransmitter, it increases arousal, alertness, and attention. Additionally, it also influences mood, the sleep-wake cycle, and memory (Cleveland Clinic, 2024). The molecule is synthesized from dopamine and is made from nerve cells in the area near the spinal cord and the brainstem area of the brain. Psychiatric Diagnosis Major Depressive Disorder (Sharma et al., 2022). Associated Symptoms and Relation to Deficiency or Excessiveness Individuals with MDD show various symptoms such as anhedonia, poor concentration, psychomotor retardation, low mood, and sleep disturbances, feelings of worthlessness, and reduced interest in pleasurable activities such as sports, hobbies, or sex (Bains & Abdijadid, 2023). According to Sharma et al. (2022), th...