divided into the upper and lower respiratory tracts.. The primary function of the respiratory system is to supply the blood with oxygen in order for the blood to deliver oxygen to all parts of the body.. On the one hand, having the main inspiratory muscle (the diaphragm) facing only.. Therefore, an important adaptation of the respiratory function to the. UNDERSTANDING INTERNAL STATUS BASED ON A MODEL OF HUMAN FUNCTIONS. Human respiratory system. Figure Jpopsuki - New 4 shows physiology and physics of human respiration,. (Q) What are the 3 main functions of the conducting portion

of the respiratory system--besides conducting air? (A) To clean, moisten and warm inspired air.. Introductory Anatomy: Respiratory System. Dr D.R.Johnson, Centre for Human Biology. The word

respiration describes two processes.. Aspiration in Infants This