One purpose of valves in the cardiovascular system is to:.
A) provide sounds so that heart health can be monitored.
B) ensure that blood flows in one direction.
C) prevent blood from flowing too quickly.
D) regulate blood pressure.
E) provide the force for circulation

What would be good in a cpr and first aid video

Asap during the past few weeks or months, have you noticed any exercises that have become too easy for you? do you think you need to increase the intensity in any of the three exercise areas in your workouts? evaluate your exercise progress in the three exercise areas (cardiovascular, resistance, and flexibility) and list what modifications, if any, you may need to make in your exercise routine.

Does gender play an important role in the 6 components of health