Your kidneys are made up of ____.
|
arteries
|
White blood cells, also known as ____, help fight infections.
|
atriums
|
Blood travels from your heart to your legs through ____.
|
chambers
|
Blood travels from your legs to your heart through ____.
|
leukocytes
|
Blood can be separated into cells and ____ (a yellowish liquid).
|
lungs
|
Blood flows from the right ventricle to the ____ to the left atrium.
|
nephrons
|
The ____ are the two upper chambers of the heart.
|
plasma
|
Your heart has four ____ (two atriums and two ventricles).
|
veins
|