The hyoid bone.
The larynx
Bronchi
no a cough clears the lower respiratory passageways. a sneeze clears the upper respiratory passageways
lower and upper respiratory system
The transverse plane
The AV valves separate the upper and lower chambers of the heart. The bicuspid valve is on the left, and the tricuspid on the right.
The upper respiratory system removes gross particles from the air, warms and humidifies it, and passes it to the lower respiratory system.
the upper part of trachea is larynx and lower is two tubes which are bronchi
Pulmonologists treat the lower respiratory system, and otolargyngologists treat the upper respiratory system.
No, asthma is a chronic inflammation and narrowing of bronchial passages in the lungs. But it can vary in severity over time, and it can certainly be made worse by an upper respiratory infection.
URI most commonly stands for upper respiratory infection.Arterial Blood Gasupper respiratory infection (e.g. a cold)URI stands for Upper Respiratory Infection. This is often used in reference to a nasal or sinus infection. A lower respiratory infection would be pneumonia.Usually, this abbreviation stands for "Upper Respiratory Infection."
They are the two lower chambers if the heart, responsible for pumping blood out to the body.
URI most commonly stands for upper respiratory infection.Arterial Blood Gasupper respiratory infection (e.g. a cold)URI stands for Upper Respiratory Infection. This is often used in reference to a nasal or sinus infection. A lower respiratory infection would be pneumonia.Usually, this abbreviation stands for "Upper Respiratory Infection."
No, the nose and throat are the upper respiratory system; they are above the lungs (when you are standing up).