While walking her dog late at night, Maria hears a loud, sudden gunshot-like noise nearby and feels her heart race; this immediate stress reaction most likely reflects which phase of the general adaptation syndrome?

Why does the Yerkes-Dodson law describe performance during stressful situations as a bell-shaped (inverted-U) curve? Use the example of giving a high-stakes oral thesis defense to illustrate your explanation.

Which statement most accurately reflects cortisol's main contribution during the stress response?

Which term best describes the immune system's capacity to mount an effective response to pathogens?

According to the transactional model of stress and coping, which of the following best explains why two people can react differently to the same event?