Answer:
Ludwig van Beethoven was a German composer and pianist. Beethoven remains one of the most admired composers in the history of Western music;
Explanation:
Answer:
Lumen corresponds to the central opening of a vessel (option d).
Explanation:
From the biological point of view, lumen is the internal space of any structure or tubular organ, whose purpose is the conduction of substances through it.
In the case of blood vessels, the lumen is a central space covered by a simple epithelium, called the endothelium, which ensures the passage of blood in a fluid form.
The other options do not correspond to the answer:
<em> a. </em><u><em>Vessel that empties into the right atrium</em></u><em> is the vena cava</em>
<em> b. </em><u><em>Fibrous sac around the heart </em></u><em>is the pericardium.
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<em> c. </em><u><em>Structure that keeps fluid moving forward</em></u><em>, it is a blood vessel.
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<em> e. </em><u><em>Lower, pointed region of the heart</em></u><em>, corresponds to the cardiac apex.</em>
Remorse is the correct answer
The speed of an exercise has a lot to do with the intensity of cardiovascular exercise.
The more the speed of an exercise is the greater intensity of the workout is and the more you sweat. However after a certain time you get fatigued and tired out.
For example, if you had planned to do an exercise for 30 minutes and you increase the speed of the exercise then probably you might not be able to complete the 30 mins as youll get fatigued before that time due to the high intensity.
