Understanding Blood Components and Functions

Blood is a vital fluid, consisting of 10 pints, that travels through arteries, veins, and capillaries to sustain organs. Red blood cells deliver oxygen and nutrients, platelets aid in healing, and white cells defend against infections. Plasma, the liquid component, carries proteins that manage bleeding and clotting.

What is the primary function of blood as it travels through the body's network of vessels?

• To remove waste products from the body

• To deliver oxygen and nutrients to organs

• To regulate body temperature

• To produce hormones

Which type of blood cell is responsible for carrying oxygen?

• Red blood cells

• Plasma cells

• White blood cells

• Platelets

What is the main role of platelets in the blood?

• To carry nutrients

• To fight infections

• To stop bleeding

• To transport hormones

How do white blood cells contribute to the body's health?

• By carrying nutrients

• By regulating body temperature

• By protecting against infections

• By transporting oxygen

What is the function of plasma in the blood?

• To regulate bleeding and clotting

• To carry oxygen

• To transport nutrients

• To fight infections