it has mucus.
Yes
The thin muscular flap that keeps food from entering the trachea is the Epiglottis.
To avoid the entry of pathogens.
mucous membranes of the respiratory tract
is NOT a likely route of entry for a bloodborne pathogen
yes
stratum corneum
Diffusion take place in these systems.
The purpose of inflammation are:to reduce the spread of pathogens, to destroy them and to prevent the entry of additional pathogensto remove damaged tissue and cell debrisand to begin the repair of the damaged tissue. hope this helps=)
preventing entry of pathogens
The three most common are the skin, gastrointestinal tract and respiratory tract
The larynx is situated just above the trachea which are tubes which carry air and oxygen to the lungs. Inflammation causes swelling of the tissues which can block the entrance to the trachea and air entry to the lungs