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What closes and seals the lower airway during swallowing?
epiglottis
What divides the upper and lower airway?
The glottis is dividing line between the upper and lower airway
What is in the upper airway?
The nose, pharynx, and trachea are the parts of the upper airway. The tubes of the lungs comprise the lower airway.
What is a compromised neonate?
Compromised neonate is a medical term used to describe an airway that is restricted or blocked. This can either be in the upper airway or the lower airway.
Does the tracheal ring support the entire lower airway?
No.
What marks the entrance to the lower airway?
Larynx, glottis
What are the parts of the upper airway?
The upper airway is composed of the nasal passages, nasopharynx, mouth and oropharynx, and the hypopharynx. Basically, everything above the glottis is upper airway, everything below is lower airway.
Is the entire lower airway supported by tracheal rings?
The entire lower airway is supported by c shaped cartilaginous rings. These rings hold the passageway open and get smaller when air exchange is made.
What happened to the FEV1 percent as the radius of the airways was decreased?
FEV 1 (%) will decrease as the airway radius is decreased. FEV 1 (%) is the amount of air that can be expelled from the lungs in one second during forced expiration. If the airway becomes smaller, then the resistance to airflow will increase and FEV 1 (%) will become lower.
What is the function of the lower airway?
The very lowest airways are involved in the exchange of gases (CO2 and O2).
What does prolonged inspiration or expiration indicate?
Prolonged inspiration indicates and upper airway obstruction and prolonged expiration indicates a lower airway obstruction according to Brady Emergency Care 12th Ed.
Which of these stridor snoring Crackles or gurgling are signs that would indicate a lower airway respiratory problem?
gurgling
