As you can see, as you increase a person's level of stress from not stressful to slightly stressful, the hippocampus, acting to support the event memory, increases in its activity and works better to support the storage of that declarative memory.
Como ven, a medida que se incrementa el nivel de estrés en una persona de no estresante a ligeramente estresante, el hipocampo, actuando para respaldar la memoria de eventos, aumenta su actividad y funciona mejor al respaldar el almacenamiento de esa memoria declarativa.