Exploring Circulatory and Skeletal Systems

What is the main function of the circulatory system?

• To break down food

• To transport blood and nutrients throughout the body

• To protect the body from infections

• To support the body structure

Which component of the blood is responsible for carrying oxygen?

• White blood cells

• Red blood cells

• Platelets

• Plasma

What is the primary function of the skeletal system?

• To produce hormones

• To support and protect the body

• To digest food

• To regulate body temperature

Which bone is the longest in the human body?

• Humerus

• Femur

• Tibia

• Radius

What is the name of the upper chambers of the heart?

• Ventricles

• Atria

• Valves

• Septa

Which mineral is most important for bone health?

• Iron

• Calcium

• Potassium

• Sodium

What type of joint is found in the shoulder?

• Hinge joint

• Ball and socket joint

• Pivot joint

• Saddle joint

Which blood vessels carry blood away from the heart?

• Veins

• Arteries

• Capillaries

• Venules

What is the name of the bone that protects the brain?

• Femur

• Sternum

• Cranium

• Scapula

Which part of the circulatory system is responsible for the exchange of gases and nutrients with tissues?

• Arteries

• Veins

• Capillaries

• Heart