Resparitry System

Question 1

Aerobic Respiration

Answer 1

needs oxygen to release energy from food.

Question 2

Anaerobic Respiration

Answer 2

does not use oxygen to release energy from food.

Question 3

How does Oxygen get to our Cells?

Answer 3

Oxygen is carried by the haemoglobin in red blood cells to all other cells of the body

Question 4

Aerobic Respiration

Answer 4

Takes place in ALL the living cells in the body as well as in most animal and plant
cells.

Question 5

Anaerobic Respiration

Answer 5

Some living things can get energy from food without using oxygen.

Question 6

Examples of anaerobic respiration

Answer 6

Yeast converts sugars to alcohol in “Fermentation” – this produces alcohol for drinks such as beers and wine!

Question 7

Breathing

Answer 7

As you can see from the Equation Oxygen and food are the two important things our cells need to give us energy.
• We’ve learned how the food gets to our cells by digestion.
• The oxygen gets to our cells by breathing!

Question 8

Pharynx

Answer 8

This is the scientific name for your throat area

Question 9

Trachea

Answer 9

• This is the tube that leads into your lungs.
• It is very strong and is kept open by Rings of Cartilage.

Question 10

Bronchus

Answer 10

As we have two lungs our Trachea divides to branch into each one.

Question 11

Bronchioles

Answer 11

To spread out through all our lungs the bronchi break up to even smaller little branches called BRONCHIOLES.

Question 12

Alveoli

Answer 12

The final place the air we breath in goes in our lungs is the ALVEOLI

It is in the Alveoli that Carbon Dioxide is brought into the lungs to be exhaled and oxygen is brought into the body for respiration.