🥂🍾best question 1st Respiratory 🍾🥂
13) Functions of the nasal cavity include all of the following except A) filtering the air. B) cooling the air. C) humidifying the air. D) trapping airborne particles. E) All of the answers are correct.
B
15) The portion of the nasal cavity contained within the flexible tissues of the external nose is the A) nasopharynx. B) vestibule. C) internal chamber. D) conchae. E) nasal septum.
B
20) The nasopharynx is divided from the rest of the pharynx by the A) hard palate. B) soft palate. C) cribriform plate. D) internal nares. E) pharyngeal septum.
B
4) Which of the following systems is responsible for gas exchange? A) urinary B) respiratory C) digestive D) All of the answers are correct. E) None of the answers is correct.
B
5) The trachea, bronchi, bronchioles, and alveoli all make up the A) upper respiratory tract. B) lower respiratory tract. C) internal respiratory tract. D) alveoli of the respiratory tract. E) respiratory mucosa.
B
1) Which of the following organs is not part of the lower respiratory system? A) oropharynx B) bronchioles C) larynx D) bronchi E) alveoli
A
14) The openings to the nostrils are the A) external nares. B) internal nares. C) vestibules. D) conchae. E) nasal apertures.
A
17) The auditory tubes open into the A) nasopharynx. B) oropharynx. C) laryngopharynx. D) larynx. E) nasal cavity.
A
19) The nasal cavity is separated from the oral cavity by the A) hard palate. B) soft palate. C) cribriform plate. D) internal nares. E) pharyngeal septum.
A
2) Air entering the body is filtered, warmed, and humidified by the A) upper respiratory tract. B) lower respiratory tract. C) lungs. D) alveoli. E) bronchioles.
A
3) Components of the upper respiratory system include all of the following except the A) lips. B) nose. C) nasal cavity. D) pharynx. E) paranasal sinuses.
A
6) The respiratory mucosa of the conducting airways consists of A) pseudostratified ciliated columnar epithelium. B) moist cuboidal epithelium. C) simple squamous epithelium. D) ciliated squamous epithelium. E) surfactant cells.
A
21) The nasal cavity is divided into left and right portions by the A) hard palate. B) soft palate. C) cribriform plate. D) internal nares. E) nasal septum.
E
22) The ________ extends between the soft palate and the base of the tongue at the level of the hyoid bone. A) pharynx B) laryngopharynx C) trachea D) epiglottis E) oropharynx
E
28) Breathing through the nose rather than the mouth is advantageous for all of the following reasons except A) air is warmed on inhalation. B) air is humidified on inhalation. C) heat loss is reduced on exhalation. D) water loss is reduced on exhalation. E) decreased breath volumes on inhalation.
E
9) The respiratory defense system is important for all of the following reasons except A) helping filter the air. B) helping warm the air. C) keeping out debris. D) keeping out pathogens. E) providing gas exchange.
E
18) Starting at the ________, the epithelium changes to stratified squamous epithelium. A) nasopharynx B) trachea C) oropharynx D) larynx E) nasal cavity
C
29) Inhaling through the nostrils is preferred over the mouth because A) there is less resistance to flow. B) it combines olfaction with respiration. C) it allows better conditioning of the inhaled air. D) bacteria won't be inhaled from the oral cavity. E) it dries out the mouth.
C
30) Which of the following is not a function of the nasal mucosa? A) humidify the incoming air B) dehumidify the outgoing air C) dehumidify the incoming air D) trap particulate matter E) cool outgoing air
C
11) The beating of the cilia of the respiratory passages in the direction of the pharynx forms the A) respiratory mucosa. B) lamina propria. C) respiratory defense system. D) mucus escalator. E) conducting portion of the respiratory tract.
D
12) The conchae A) divide the nasal cavity into a right and a left side. B) provide an opening into the pharynx. C) form part of the soft palate. D) create turbulence in the air to trap particulate matter in mucus. E) provide an opening to paranasal sinuses.
D
16) The common passageway shared by the respiratory and digestive systems is the A) larynx. B) glottis. C) vestibule. D) pharynx. E) trachea.
D
7) A mucosa consists of A) an epithelium. B) an underlying layer of areolar tissue. C) stratified squamous cells. D) both an epithelium and an underlying layer of areolar tissue. E) both an underlying layer of areolar tissue and stratified squamous cells.
D
