The Heart Flashcards
1
Q
The heart is a ___.
It is made of _____.
A
pump
hollow muscle
2
Q
Heart
It is the size of _____
A
a hand wrapped around a fist
3
Q
Heart
Located:
A
center of your chest; tilted slightly to the left
Behind your sternum
4
Q
Heart
Lub DUB, Lub DUB-
what does the heart do during the lub and the DUB?
A
rests on the lub, pumps on the DUB
5
Q
Heart
Your heart beats about ____ beats in your lifetime
A
3 billion
6
Q
Heart
In one year your heart can pump enough blood to fill ______
A
30 competitive Olympic swimming pools
