What does bone marrow produce?
Red blood cells
Hormones
White blood cells
Sugar
What makes up the muscular system?
Lungs
Heart
Muscles
Bones
What is the function of the muscular system?
Protective barrier
Supports and protects
Movement
Maintain homeostasis
What is the function of the circulatory system?
Transport blood, oxygen, nutrients, wastes, and chemicals
Break down food into nutrients
Filter blood
Exchange oxygen and carbon dioxide
What is the main organ of the circulatory system?
Lungs
Stomach
Heart
Skin
What is the function of the respiratory system?
Controls and coordinates
Exchange oxygen and carbon dioxide
Transports blood, oxygen, nutrients, wastes and chemicals
Maintain homeostasis
What is the main organ of the respiratory system?
Kidneys
Stomach
Lungs
Glands