Reference no: EM133378830

Questions

1. The coronary arteries provide oxygen and nutrients to the _________ tissue. The right and left coronary arteries are the first to branch off the _________. Coronary veins drain into the __________, which empties into the ___________atrium.

2. In the hepatic portal circulation, veins from the spleen, gallbladder, pancreas, stomach, and intestines dump the blood into the _________,which takes the blood to the ____________. After the blood is filtered in the liver, it drains into the hepatic vein before emptying into the _________.

3. The ___________helps most of the blood from the umbilical vein empty into the inferior vena cava. This allows the blood to bypass the immature ________.

4. The _________ allows the blood to move from the right atrium to the left atrium, bypassing the immature __________.

5. The ____________ a short vessel, allows the blood from the pulmonary artery to be redirected to the aorta, bypassing the immature ____________.

6. The __________ is considered the pacemaker of the heart.

7. The _________ take the impulse to the left atrium.

8. In the ________, the impulse moves very slowly through the node.

9. The ______________state is considered the "waiting" stage and no electrical activity occurs during this step.

10. The _________records the electrical activity of the heart and the ___________ is used to assess the mechanical action of the heart.

11. The heart is controlled by the __________ nervous system and its own conduction system.

12. _______________ is the resulting force of blood against the arterial walls.