science test circulatory system Flashcards
1
Q
what is the main organ of the circulatory system?
A
the heart
2
Q
How many chambers are made up in the heart?
A
4
2
Q
how many atriums are on the top?
A
2
2
Q
how many ventricles are on the bottom?
A
2
2
Q
what system does the circulatory system work with?
A
resportory
2
Q
what is brought to the cells?
A
oxygen and nuterients
