Pericardium
Circulatory
Hemoglobin
A part of a larger object or system
The liquid part of blood; 90% of plasma is water.
To carry something one place to another.
Cell
Plasma
Component
The smallest, functioning unit of a living organism.
Related to the circulation of blood.
A protein found in red blood cells that transport, or carries oxygen.
A protective sac that encloses the heart.
Transport
