Describe respiration epithelium of nasal cavity and trachea - ANSWER-Ciliated pseudostratified columner cells with goblet cells
Name bones with sinuses - ANSWER-Ethmoid sphenoid maxillary frontal
Larynx? How many single cartliges ? Double? - ANSWER-A large box at the top of the trachea. 3 sin...
Bio 202 Exam 5 Questions & Answers 100% Correct
Distinguish between upper and lower respiratory tract - ANSWER-Above the 1st rib is upper or above and below glottis.
What are conchae? - ANSWER-Folds of bone in nasal cavity. (Sup mid and inf)
Describe respiration epithelium of nasal cavity and trachea - ANSWER-Ciliated pseudostratified columner cells with goblet cells
Name bones with sinuses - ANSWER-Ethmoid sphenoid maxillary frontal
Larynx? How many single cartliges ? Double? - ANSWER-A large box at the top of the trachea. 3 single 3 double
What controls pitch of vocal sounds? Intensity? - ANSWER-Tension on cords and volume of air per time
What is glottis? Epiglottis? - ANSWER-Opening between the vocal cords
Describe the bronchial tree - ANSWER-Starts off with the trachea which leads to the right and left primary bromchi . this split occurs around the 5th level of the thoracic vertebrae. Coming off each of the primary bronchi are secondary or lobar bronchi
What is the total surface area of the alveoli? - ANSWER-About 70 to 75 square meters
Pleuras ? Space between? - ANSWER-Serous membrane consisting of visceral and parietal pleura basically no space between the two pleuras as they are in contact with one another however it does have a thin film of serous fluid for lubrication
What is pulmonary ventilation - ANSWER-Inspiration and expiration of air from outside the body into qne back out of the bronchial tree and alveoli
What is atmospheric pressure - ANSWER-The weight of the air the force that moves air into the lungs
What is surfactant - ANSWER-Substance that certain alveolil cells produce that reduced
the surface tension within the alveoil not enough surfactant can cause reapitory distress
syndrome which would cause death
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