The correct order of the layers of the gastrointestinal tract wall from lumen to external surface is mucosa, submucosa, muscularis externa, and serosa (or adventitia depending on the location in the body).
Yes, the trachea is the first structure classified as a part of the lower respiratory tract.
No it's made by idiots like you!
Acute= severe. Lower Respiratory Tract= Respiratory system below the larynx. This refers to a pneumonia or a bronchitis.
Mucosa, submucosa, muscularis externa, serosa
The respiratory tract consists of organs and tissues such as the nose, pharynx, bronchi, trachea and alveoli. The respiratory tract starts at the nose.
To determine if specific parts are part of the lower respiratory tract, you would typically consider structures such as the trachea, bronchi, and lungs. In contrast, the upper respiratory tract includes the nose, nasal cavity, and pharynx. If you provide specific parts, I can clarify if they belong to the lower respiratory tract.
The main immunoglobulin of the respiratory tract is Immunoglobulin A (IgA). It plays a crucial role in defending against pathogens that enter through the respiratory mucosa by neutralizing and preventing their attachment to the mucosal surface.
Though slightly variable, from outside to inside it lies as serosa, muscularis, submucosa and mucosa.
The residual volume is the portion of air in the respiratory tract that cannot be exhaled.
URI is the medical abbreviation meaning upper respiratory tract infection.
No, the upper respiratory tract includes the nose or nostrils, nasal cavity, mouth, throat (pharynx), and voice box (larynx).