Which of the following takes the most strength from the heart muscle?
Answer
Pumping blood to the lungs
Pumping blood to the body
Pumping blood to the heart itself
Question 5
Question
Which would be considered the "1st loop" of blood?
Answer
Oxygen-rich blood enters through the pulmonary veins, travels through the heart, and heads out to the body.
Oxygen-poor blood enters through the superior vena cava, travels through the heart, and heads out to the lungs.
Question 6
Question
In the 1st loop of blood to and from the heart, blood enters through the [blank_start]pulmonary[blank_end] veins, travels through the [blank_start]left[blank_end] atrium, goes through the [blank_start]bicuspid[blank_end] valve, travels through the [blank_start]left[blank_end] ventricle, goes through the [blank_start]aortic[blank_end] valve and into the [blank_start]aorta[blank_end] and exits to the body.
Answer
pulmonary
left
bicuspid
left
aortic
aorta
Question 7
Question
In the 1st loop of blood to and from the heart, blood enters through the pulmonary [blank_start]veins[blank_end], travels through the left [blank_start]atrium[blank_end], goes through the bicuspid [blank_start]valve[blank_end], travels through the left [blank_start]ventricle[blank_end], goes through the aortic [blank_start]valve[blank_end] and into the [blank_start]aorta[blank_end] and exits to the body.
Answer
veins
atrium
valve
ventricle
valve
aorta
Question 8
Question
In the 2nd loop of blood to and from the heart, the blood enters through the [blank_start]superior[blank_end] vena cava, passes through the [blank_start]right[blank_end] atrium and the [blank_start]tricuspid[blank_end] valve, then passes through the [blank_start]right[blank_end] ventricle and the [blank_start]pulmonary[blank_end] valve. Finally, it enters the [blank_start]pulmonary[blank_end] artery and leaves the heart to go to the [blank_start]lungs[blank_end].
Answer
superior
right
tricuspid
right
pulmonary
pulmonary
lungs
Question 9
Question
In the 2nd loop of blood to and from the heart, the blood enters through the superior [blank_start]vena cava[blank_end], passes through the right [blank_start]atrium[blank_end] and the tricuspid [blank_start]valve[blank_end], then passes through the right [blank_start]ventricle[blank_end] and the pulmonary [blank_start]valve[blank_end]. Finally, it enters the pulmonary [blank_start]artery[blank_end] and leaves the heart to go to the [blank_start]lungs[blank_end].