System Overlap

Question 1

Name the three steps that connect that the digestive system and the circulatory system

Answer 1

1, digested food is absorbed into the bloodstream
2. There are many capillaries surrounding the small intestine.
3. These capillaries absorb the digested food

Question 2

Name the three steps that connect the respiratory system and the circulatory system

Answer 2

1. The heart pumps deoxygenated blood through the pulmonary artery towards the lungs.
2. Capillaries around the alveoli for gas exchange.
3. Oxygenated blood returns to the heart in the pulmonary vein.

Question 3

Draw the diagram of the respiratory and circulatory system

Answer 3

Good job!

Question 4

Write the three steps that connects the digestive system and the respiratory system

Answer 4

1. The trachea and oesophagus are very close
2. The tubes meet at an area called the pharynx
   3 a flap of tissue called the epiglottis covers the trachea when we swallow. This prevents food going down the wrong way.

Question 6

Name three lifestyle factors that can affect our systems

Answer 6

Smoking
Diet
Exercise