ACTIVITIES. UNIT 3. THE DIGESTIVE AND RESPIRATORY SYSTEMS.Write the names of parts 1 to 10.

Complete the word with the missing vowels.

L_V_R D)P_N_CR_ _S

TR_CH_ _ E)ST_M_CH

N_S_L C_V_TY F)PL_M_N_RY V_NT_L_T_ _N

Answer the questions.

Where does air enter our body in the respiratory system?

What warms up the air we breathe in?

What purifies and moistens this air?

What are the main different between inspiration and expiration?

Match the system to the definitions.

Respiratory 1. Process foods so they can be distributed to cells

Digestive 2. Carries oxygen and waste products

Excretory 3. Captures oxygen for cells and eliminates carbon dioxide

Circulation 4. Expels waste products