Role of Respiratory System

ROLE OF
RESPIRATORY
SYSTEM
PHARMACOLOGY AND MEDICATIONS
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RESPIRATORY SYSTEM
Respiratory system functions to inhale oxygen and expel carbon dioxide.
All the organs processes together to exchange different gases between
the air and the blood in the body to enhance normal bodily functions.

PARTS OF THE RESPIRATORY
SYSTEMThere are several organs in the system for proper functioning such as:
■ Nasal Cavity
■ Sinus
■ Mouth
■ Bronchioles
■ Voice Box (Larynx)
■ Throat (Pharynx)
■ Lungs
■ Windpipe (Trachea)
■ Bronchi
■ Diaphragm
■ Air sacs
■ Capillaries

UPPER RESPIRATORY TRACT
■ Nasal Cavity: Nose has a mucous lining that traps dust particles and
the cilia helps in the circulation of the air.
■ Sinuses: The skull feels light due to the air filled sacs on the side of
the nose.
■ Pharynx: The air and food passes through this and then it reaches the
destination. It also contributes to voice during speech.
■ Larynx: It is important for human speech
(Patwa and Shah 2015).