Human Body Quiz

Which organ is responsible for pumping blood throughout the body?

• Brain

• Lungs

• Heart

• Liver

What is the main function of the respiratory system?

• Digesting food

• Pumping blood

• Breathing in oxygen and removing carbon dioxide

• Breaking down sugar

Where does the digestion of food begin?

• Stomach

• Mouth

• Small intestine

• Esophagus

Which blood vessels carry blood away from the heart?

• Veins

• Capillaries

• Arteries

• Bronchi

What is the flap that prevents food from entering the windpipe?

• Epiglottis

• Larynx

• Trachea

• Diaphragm

Which part of the digestive system absorbs nutrients?

• Large intestine

• Mouth

• Stomach

• Small intestine

Which gas do we breathe in that is essential for survival?

• Carbon dioxide

• Nitrogen

• Oxygen

• Hydrogen

What is the name of the tiny air sacs in the lungs where gas exchange takes place?

• Bronchi

• Alveoli

• Capillaries

• Trachea

What carries oxygen in the blood?

• Platelets

• White blood cells

• Plasma

• Red blood cells

Which organ produces bile to help in digestion?

• Pancreas

• Liver

• Stomach

• Kidney