Robert is four. His father tells the doctor that Robert seems very excited about his new baby sister, but he is stuttering more. Robert's father wonders if Robert's speech should be tested. What does the doctor need to know?
O whether Robert is jealous of his sister
O if it happens more when Robert is tired
O when Robert started stuttering
O if Robert also has trouble making "r" sounds

What is a difference between systemic and pulmonary circulation? a. systemic circulation carries oxygenated blood to the lungs and pulmonary circulation carries deoxygenated blood to the body. b. systemic circulation carries deoxygenated blood to the lungs and pulmonary circulation carries oxygenated blood to the body. c. systemic circulation carries deoxygenated blood to the body and pulmonary circulation carries oxygenated blood to the lungs. d. systemic circulation carries oxygenated blood to the body and pulmonary circulation carries deoxygenated blood to the lungs.