The pharynx is divided into three major regions. What are they?
the nasopharynx, the oropharynx, and the laryngopharynx
What is the structure of the larynx formed by?
cartilage
What is the function of the epiglottis?
The act of swallowing causes the pharynx and larynx to lift upward, allowing the pharynx to expand and the epiglottis of the larynx to swing downward, closing t
Which artery carries deoxygenated, arterial blood to the alveoli?
pulmonary artery
Paranasal sinuses, serve to warm and humidify incoming air and are lined with a mucosa which produces mucus. How many are there?
Which types of blood cells pick up oxygen to be transported to tissues throughout the body.
erythrocytes
What are the two major sections of the nose
external nose internal nose
What is the role of the nasal septum and what is it made up of
Divides the nares into a right and left section Made up of septal cartilage
ventilator
mechanical device that assist with breathing
The major entrance and exit for the respiratory system
Nose ?
Why does the normal respiratory rate of a child decrease from birth to adolescence
Total Lung Volume- As the Lungs develop they get larger enabling more oxygen to enter in the lungs decreasing the amount of breaths needed to take in more oxyge
What does the parasympathetic and sympathetic nervous system do to provide an important level of control in the lungs
The parasympathetic system causes bronchoconstriction. The sympathetic nervous system stimulates bronchodilation.
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