The cardiovascular system fulfils its primary responsibility of transporting gases, nutrients, and hormones via which substance?
lymph
blood
skin
urine

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.

An example of maslow's need for safety is reaching goals through self-discipline

Results from damage to tiny air sacs in the lungs