Human Body Functions Quiz

What is the main function of the respiratory system?

• To produce hormones

• Facilitate the exchange of oxygen and carbon dioxide

• To aid in digestion

• To regulate body temperature

Which organ is a part of the digestive system?

• Stomach, small intestine, and large intestine

• Spleen, pancreas, and gallbladder

• Brain, spinal cord, and liver

• Heart, lungs, and kidneys

What is the function of the circulatory system?

• Producing energy for the body

• Transporting oxygen, nutrients, and hormones to cells and removing waste products

• Regulating body temperature

• Supporting the skeletal system

What is the main function of the muscular system?

• Produce hormones

• Regulate body temperature

• Enable movement and maintain posture

• Transport oxygen in the body

Which part of the body is responsible for sending signals to the brain?

• Respiratory system

• Circulatory system

• Digestive system

• Nervous system

Which organ helps in breaking down food for digestion?

• stomach

• heart

• liver

• brain

What is the main function of the heart in the circulatory system?

• To aid in digestion

• To pump blood and circulate it throughout the body.

• To produce hormones

• To regulate body temperature

Which type of muscle helps in voluntary movements?

• Cardiac muscle

• Smooth muscle

• Nervous muscle

• Skeletal muscle

What is the function of the nervous system?

• Regulate body temperature

• Transmit signals between different parts of the body

• Digest food

• Produce hormones