Human Body

Which of these is the largest organ in the human body?

• Liver

• Skin

• Brain

• Heart

What is the name of the largest bone in the human body?

• Femur

• Tibia

• Humerus

• Fibula

Approximately how many bones are in the adult human body?

• 206

• 300

• 150

• 250

Which system is responsible for transporting oxygen and nutrients throughout the body?

• Digestive System

• Nervous System

• Circulatory System

• Respiratory System

What is the primary function of the kidneys?

• To produce hormones

• To filter waste from blood

• To digest food

• To control breathing