Body Systems

Which system contains the lungs?

• Circulatory

• Respiratory

• Digestive

• Endocrine

Breathing is helped by intercostal muscles and...

• The stomach

• The liver

• The diaphragm

• The kidneys

TRUE or FALSE? When we breath in our rib cage gets smaller and the muscles relax

• True

• False

Where does gaseous exchange happen?

Which of these blood vessels is the smallest?

• Arteries

• Veins

• Arterioles

• Capillaries

What is the name of the chambers at the top of the heart?

• Atria

• Ventricles

What is the name of the gas that is transported by red blood cells?

• Nitrogen

• Helium

• Hydrogen

• Oxygen

Which of these organs contains acid needed for digestion?

• Small intestine

• Stomach

• Mouth

• Oesophagus

TRUE or FALSE? Chewing is a chemical process

• True

• False

Where does absorption take place in the digestive system?

• Mouth

• Liver

• Small Intestine

• Pancreas