What muscle contracts in the heart to eject the blood from the heart? a. aorta b. caudal vena cava c. atrioventricular node d. myocardium

What effect do stimulants, such as cocaine, have on the nervous system? o a. stimulants change the activity of neurotransmitters. o b. stimulants mimic hormones and influence moods. o o c. stimulant|mchange how sensory information is processed. d. stimulants decrease brain activity.

Factors influencing fitness,health,and wellness over which you have little control

Explain how electronic health records reduce medical errors, increase the quality of care provided to patients, and bring down health care costs