Chapter3lesson4 Flashcards
0
Q
What is the heart
A
The heart is a muscular organ that pumps blood all around your body
1
Q
What is the circulatory system.
A
The circulatory system is part of your body and blood cells and your heart
2
Q
What is the artery
A
It is a thick walled blood vessel that carries blood away from the heart
3
Q
What is a vein
A
It is a blood vessel that carries blood back to its part
4
Q
What is capillary
A
The smallest blood vessel that has very thin walls
5
Q
What is a aorta
A
Large artery that brings blood to the rest of the body
6
Q
What is a pericardium
A
A protective sac of tissue that surrounds the heart
