When you see someone you have a crush on and your heart pounds, your hands get sweaty, and your cheeks feel hot, your is/are active?

Whats the difference between epinephrine and norepinephrine?

How can a driver best determine the safest speed to drive?

Which of the following is an important function of child-directed speech? (a) it captures the infant’s attention and maintains communication. (b) it reduces the occurrence of infantile amnesia for the earliest memories of infancy. (c) it reduces the need for reciprocal interaction between caregivers and children. (d) it assists in prolonging rem sleep in infants.