ANSC 3270 Midterm 1 Questions with 100% Correct Answers | Verified | Latest Update

1. What is a stressor ANS something that disrupts homeostasis in an organism and elicits a stress response 2. What is a stress response ANS involves activation of multiple physiological systems during perceived danger 3. How does a stress response manifest ANS as a fight, flight or freeze response 4. What is short-term stress response designed to do ANS enhance survival of an organisms by restoring physiological homeostasis 5. How is a stress sensory input relayed to the brain (3) ANS through neural trans- mitters, endocrine hormones and immune cytokines 6. How is variation in stress response determined by (3) and how are they reg- ulated ANS determined by genetics, environmental factors, and gene-by-environment interactions. Regulated by epigenetics mechanisms