<span>The best answer is :
Systolic circulation
</span>The systolic blood circulation is the process when the heart contracts., the oxygen-rich blood from the heart is pumped out into the arteries, from where it is sent to all the body parts.
<span>The node which initiates the contraction through a nerve signal is called the AV node.</span>
Answer: Choice C
Explanation: The maximum weight you can lift in a single rep. The most weight you can lift.
Answer:
According to research jump rope for a minimum of five minutes a day can improve physical fitness and when you build to ten minutes of nonstop jumping at 120 RPMs it can provide the same benefits as all of the following except:
<span><span>Cardiorespiratory endurance
Muscular strength
Muscular endurance
Body composition
Flexibility </span></span>
