The main function of the pharynx is
a. moving food through the body
b. transporting air through the body
c. both a and b
d. neither a nor b

The pharynx, which is a body cavity that connects the nasal and oral cavities with the larynx and esophagus, is actually both part of the digestive and respiratory systems, therefore, your answer would be C, Both A and B. I hope this helps! ~Mia

Anxiety disorders, attention deficit hyperactivity disorder (adhd, add), and autism spectrum disorder (asd). (source: )

20 times a minute is usually the average respritory rate of an adult. additionally the patient is breathing on his own, is clearly maintaining his airway, and is intaking a sufficient amount of air. you shouldn't use a bag valve mask, cpap, or other form of positive pressure ventilation, unless the patient has lost control of his airway, and is not breathing (apneic) or has rapid breathing or slow and shallow respirations. this patient would most likely and should be put on an non-rebreather mask or nrb attached to 100% high flow oxygen at 15 l/min. don't use a nasal cannula, as the amount of oxygen it provides is limited with a rate of 6 l/min.