Answer:
by changing heart rate and stroke volume
Explanation:
Factors affect cardiac output by changing heart rate and stroke volume. Primary factors include blood volume reflexes, autonomic innervation, and hormones. Secondary factors include extracellular fluid ion concentration, body temperature, emotions.
Most likely a therapist, counselor or psychologists depending on that persons individual needs.
Hope that helps:)
A or d but i feel like its a
C.3 vaccines help prevent diseases and stuff
Answer:
As you exercise, your body expends more oxygen. So, your body while require more oxygen circulating throughout your body in order to make sure all of your muscles are adequatley oxygenated.
Explanation: