blood
What is the main function of blood in the human body?
Transporting oxygen to cells
Which of the following components are found in blood?
Red blood cells and plasma
What is the average lifespan of a red blood cell?
120 days
Which blood type is considered the universal donor?
O-negative
What is the main function of platelets in blood?
Helping with blood clotting
What is the function of white blood cells in the body?
Fighting infections
What is the liquid component of blood called?
Plasma
Which blood vessels carry oxygenated blood away from the heart?
Arteries
What is the average volume of blood in an adult human body?
5 liters