Explain the difference between pulmonary circulation, coronary circulation and systemic circulation.

How does the endocrine system affect the body's functions? o o o o it secretes enzymes directly into the bloodstream. it secretes hormones directly into the bloodstream. it secretes enzymes through ducts to the surface of organs. it secretes hormones through ducts to the surface of organs.

Which term defines male reproductive cellar

Agirl is working really hard in high school and decides to finish some of her classes early , what classes should she choose?