Human Body Systems Quiz

What is the main function of the muscular system?

• Fighting off diseases

• Movement and support

• Carrying oxygen to cells

• Digesting food

What is the main function of the immune system?

• Extracting nutrients from food

• Carrying oxygen to cells

• Sending signals to the brain

• Fighting off diseases

How many types of muscles are there in the muscular system?

• Four

• Two

• Five

• Three

What is the main function of the circulatory system?

• Extracting vitamins from food

• Sending signals to the brain

• Fighting off diseases

• Carrying oxygen and nutrients

Which system in the human body is responsible for breathing and carrying oxygen to cells?

• Skeletal system

• Muscular system

• Respiratory system

• Digestive system

Which system in the human body extracts vitamins and nutrients from food?

• Digestive system

• Respiratory system

• Nervous system

• Circulatory system

Which system in the human body is responsible for sending signals from the body to the brain?

• Immune system

• Nervous system

• Circulatory system

• Respiratory system

How many different types of cells are there in the human body?

• Exactly 100

• Exactly 300

• Less than 50

• More than 200

Which system in the human body is responsible for detecting when you're sick?

• Circulatory system

• Respiratory system

• Nervous system

• Immune system

What is the role of red blood cells in the circulatory system?

• Regulating body temperature

• Producing antibodies

• Carrying oxygen to cells

• Breaking down food particles