5762 psychology

PHYSIOLOGY
Task 1

Role of respiratory system to
carry out functions
 Responsible for supplying atmospheric oxygen to
body
 Expelling carbon dioxide and other gaseous waste.
 The organs of the system are lungs, nose and
trachea.
 The air enters from nose and reaches to lungs
through trachea.
 Trachea filters the air and sends it to lungs.
 Lungs breathe in oxygen and are transferred to all
body parts.
 The carbon dioxide and other waste gases are
released from body through lungs.

Role of digestive system to
carry out functions
 The group of organs that work together
so as to convert food into energy.
 It then further provides basic nutrients
that are used to feed the entire body.