Circulatory System Vocabulary

23 cards

Circulatory System Vocabulary


 
  
Created Dec 7, 2006
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1
blood
 
the fluid tissue of the body contained within the curculatory system
2
plasma
 
the liquid component of the blood
3
red blood cells
 
cells in the blood containing hemoglobin; carry oxygen
4
hemoglobin
 
iron containing molecule in red blood cells; used in transporting oxygen
5
white blood cells
 
colorless blood cell that protects the body from infection
6
platelets
 
cell fragments in the blood; help form blood clots
7
antibodies
 
produced by white blood cells to help fight infection
8
heart
 
a muscular organ that pumps blood
9
atriums
 
the two upper chambers of the heart. Atriums are the chambers that recieve blood coming from...
10
ventricles
 
the lower chambers of the heart. Ventricles pump blood away from the heart, either to the lungs...
11
valves
 
flap-like structures in the heart that close to prevent blood from flowing backwards
12
arteries
 
blood vessels that move blood away from the heart to the lungs or body
13
capillaries
 
microscopic blood vessels that connect arteries and veins. This is where the blood gives the...
14
veins
 
blood vessels that move blood toward the heart from the lungs or the body
15
pulmonary circulation
 
the flow of blood between the heart and lungs (ex: pulmonary arteries carry blood to the lungs...
16
systemic circulation
 
the flow of blood from the heart to all of your body except the lungs and back (ex: systemic...
17
blood pressure
 
the pressure or force of blood as it moves through the arteries
18
pulse
 
expansion and contraction of an artery as blood surges through it
19
superior vena cava
 
the large systemic vein that carries blood from the upper part of the body
20
inferior vena cava
 
large systemic vein that carries blood from the lower part of the body
21
aorta
 
the largest artery in the body
22
hypertension
 
the condition that occurs when blood pressure is higher than normal for long periods of time
23
septum
 
a muscular wall that divides the heart into two sides


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