Science Ch3,lesson 4 Flashcards
0
Q
Heart
A
Muscular organ that pumps blood throughout your body
1
Q
Circulatory system
A
Transport system is made up of the heart, blood vessels and blood
2
Q
Artery
A
Thick walled blood vessel that carries blood away from the heart
3
Q
Vein
A
Blood vessels that carries blood back to the heart
4
Q
Capillary
A
Smallest blood vessel that has very thin walls
5
Q
Aorta
A
Large artery that brings blood to the rest of the body
6
Q
Pericardium
A
Protective sac tissue that surrounds the heart
7
Q
Atrium
A
Upper chamber of the heart
8
Q
Ventricle
A
Lower chamber of the heart
9
Q
Valves
A
Connect the upper chamber and lower chamber
10
Q
Red blood cells
A
Transports carbon dioxide
11
Q
White blood cells
A
Fight off any germs that enter your body
12
Q
Platelets
A
Small cell fragment that helps your body fix itself when you get hurt
