Which statement best explains this type of blood vessel and the function of these vessels’ valves? these are arteries, which prevent the backflow of blood because the walls have little muscle to pump blood back to the heart. these are veins, which prevent the backflow of blood because the walls have little muscle to pump blood back to the heart.

the ecg findings of an acute anterior myocardial infarction wall include: st segment elevation in the anterior leads (v3 and v4) at the j point and sometimes in the septal or lateral leads, depending on the extent of the mi. this st segment elevation is concave downward and frequently overwhelms the t wave.

explanation:

football or basketball players.