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Author Question: In order for blood to enter the heart, (Read 25 times)

geodog55

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Question 1

Which electrical event happens at the start of a cardiac cycle?
◦ The SA node fires.
◦ The P wave develops.
◦ Atrial systole occurs.
◦ Blood is ejected from the atrium.
◦ Ventricular systole occurs.

Question 2

In order for blood to enter the heart,
◦ the atria must be in diastole but the atrial pressure must be lower than the veins.
◦ the AV valves must be open.
◦ the pressure in the atria must be lower than in the veins.
◦ the atria must be in diastole.
◦ All of the answers are correct.


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Marked as best answer by geodog55 on Apr 11, 2021

gabrielle_lawrence

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Reply #1 on: Apr 11, 2021
Lorsum iprem. Lorsus sur ipci. Lorsem sur iprem. Lorsum sur ipdi, lorsem sur ipci. Lorsum sur iprium, valum sur ipci et, vala sur ipci. Lorsem sur ipci, lorsa sur iprem. Valus sur ipdi. Lorsus sur iprium nunc, valem sur iprium. Valem sur ipdi. Lorsa sur iprium. Lorsum sur iprium. Valem sur ipdi. Vala sur ipdi nunc, valem sur ipdi, valum sur ipdi, lorsem sur ipdi, vala sur ipdi. Valem sur iprem nunc, lorsa sur iprium. Valum sur ipdi et, lorsus sur ipci. Valem sur iprem. Valem sur ipci. Lorsa sur iprium. Lorsem sur ipci, valus sur iprem. Lorsem sur iprem nunc, valus sur iprium.
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geodog55

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Reply 2 on: Apr 11, 2021
Wow, this really help


JCABRERA33

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Reply 3 on: Yesterday
Great answer, keep it coming :)

 

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