Answer:
The reason is because the heart requires more oxygen when exercising. Several physiological events happen to increase the blood flow and therefore oxygen flow to that muscles,including the heart.
Also the volume of blood that the heart pumps out is maintained so that the body organs receive the necessary amount of oxygen and nutrition, because if it didn't adjust the flow of blood to match activity level, you will be insufficient. Either output method will be lower than needed.
I would say either Psycho-surgery, or Electroconvulsive therapy. :)
Answer:
False
Explanation:
Because genetics are influenced by the socioeconomic functions and traditions of the culture, slowly influencing and evolving the average body for a descendant of said culture.
Answer:
Running and swimming!
Explanation :Fabrics for running that can help the body cool down during hot weather or sportswear that is for cold weather can make the runner perform well because he is protected from extreme environmental conditions.
Street clothes (especially those made of cotton) can transport air and waterborne contaminants to the pool. This then affects the water chemistry.
<h2>Hope this helped!</h2>
Answer:
<em>the</em><em> </em><em>correct</em><em> </em><em>answer</em><em> </em><em>is</em><em> </em>
Explanation:
<em>The</em><em> </em><em>circulatory</em><em> </em><em>system</em><em> </em><em>is</em><em> </em><em>made</em><em> </em><em>up</em><em> </em><em>of</em><em> </em><em>blood</em><em> </em><em>vessels</em><em> </em><em>that</em><em> </em><em>carry</em><em> </em><em>blood</em><em> </em><em>away</em><em> </em><em>and</em><em> </em><em>towards</em><em> </em><em>the</em><em> </em><em>heart</em><em>.</em><em> </em><em>Arteries</em><em> </em><em>carry</em><em> </em><em>blood</em><em> </em><em>away</em><em> </em><em>from</em><em> </em><em>the</em><em> </em><em>heart</em><em> </em><em>and</em><em> </em><em>Veins</em><em> </em><em>carry</em><em> </em><em>blood</em><em> </em><em>back</em><em> </em><em>to</em><em> </em><em>the</em><em> </em><em>heart</em><em>.</em>
<em>hope</em><em> </em><em>this</em><em> </em><em>works</em><em> </em><em>out</em><em>!</em><em>!</em><em>!</em><em>!</em>
