threatening behavior causes the what and hormones to flood the body
heart to race relaxation calmness deep thought nervous system circulatory system hypothyroidism cells of organisms
A B C D E F G H
Hairs stand on end, the heart races and fight or flight hormones flood the body.
threatening behavior causes the heart to race and hormones to flood the body
threatening behavior causes the what and hormones to flood the body (A) heart to race (B) relaxation (C) calmness (D) deep thought (E) nervous system (F) circulatory system (G) hypothyroidism (H) cells of organisms