Your heart, or misalignment of your spine, can cause chest pain. Many people that experience chest pain go to their family doctor or to the emergency room in fear that they are experiencing a heart attack.
1 Answer. 0. The uvula and soft palate work as a single unit to seal off the nasal passage when you drink or eat. The other function of these two structures is to reflect the sound of your voice out of your mouth rather than your nose. Additionally, they direct food and liquid into your pharynx and esophagus.
Function of the Respiratory System. The function of the human respiratory system is to transport air into the lungs and to facilitate the diffusion of Oxygen into the blood stream. Its also receives waste Carbon Dioxide from the blood and exhales it.arts of the Upper Respiratory Tract. 1  Mouth, nose & nasal cavity: The function of this part of the system is to warm, filter and moisten the incoming air. 2  Pharynx: Here the throat divides into the trachea (wind pipe) and oesophagus (food pipe). 3  Larynx: This is also known as the voice box as it is where sound is generated.