NATURAL SCIENCE 3º: UNIT 1: THE HUMAN BODY

 

Unit 1: THE HUMAN BODY

1.1 Parts of our body

1.2 Body systems

1.3 The five senses

 

1.1.      Parts of our body

The most important are:  hand, limb, head, torso, elbow, arm, knee, leg, hip.

 

 

1.2.        Body systems

 

                   Our body has organs. The organs form body systems. The main body systems are: circulatory system, respiratory system and digestive system.

·      Circulatory system

 

          The circulatory system moves blood around our body. The main organs are: the heart, arteries and veins.

 

Respiratory system

 

                   The respiratory system alow us to breath. We breath oxygen through our  nose and expel carbon dioxide through our mouth.

 

                   The main organs are: nose, mouth and lungs.

Digestive system

                  

                   The digestive system help us to digest the food we eat. The main organs are: mouth, stomach and intestine.

 

 

1.3.    The five senses

The five senses are: sight, hearing, taste, smell and touch.

 

-         I can see with my eyes. Draw your eyes.

 

 

-         I can hear with my ear. Draw your ears.

 

 

-         I can taste with my tongue. Draw your mouth and your tongue.

 

 

-         I can smell with my nose. Draw your nose.

 

-         I can touch with my fingers. Our skin is the organ we use to touch. Draw your hands with your fingers.