Multiple Choice
Which hormone is responsible for triggering ovulation in the female reproductive system?
Epinephrine (also known as adrenaline) is produced by your adrenal medulla during stressful situations. The adrenal medulla is part of the adrenal gland, located just superior to the kidneys. One of the targets for adrenaline is the heart, where it increases the heart rate. Based on this description, what type of signaling molecule is adrenaline?