Julie, a 17-year-old cross-country runner who weighs 115 pounds, trains 2 to 3 hours per day with her team. what are her estimated daily calorie needs?

Witch system has the main function of the body defense

Three of the statements below are true one is false. select the statement that is false. a. a decrease in glucose levels levels triggers an increase in secretion of glucagon by the pancreas. b. high cortisol levels generally cause a decrease in gnrh secretion by the hypothalamus. c. high estrogen levels in the blood will tend to decrease secretion of lh and fsh by the anterior pituitary. d. high igf-1 levels in the blood will tend to decrease growth hormone secretion by the anterior pituitary.

Whats the difference between epinephrine and norepinephrine?