Unit 2 review 6
Unit 2 comprehensive Review
Name:______Date:______2008
Unit 2 review 6
1. The function of the respiratory tract is:
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a. bulk transfer of gases
b. diffusion of gases
c. interaction with a hostile environment
d. a, b and c
e. b and c
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2. The function of the upper airways is to:
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a. Protect the lower airways
b. Bulk transfer of gases
c. Diffusion of gases
d. A, b and c
e. A and b only
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3. The function of the nose is to:
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a. Bulk transfer of gases
b. Filtration and warm of gases
c. Sense of smell
d. All of these
e. None of these
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4. The cartilages of the nose are:
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a. Lateral nasal cartilage
b. Lesser alar cartilage
c. Epiglottis
d. All of these
e. All but c
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5. The nasal septum is:
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a. bone
b. cartilage
c. both
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6. The vibrissae are:
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a. Part of the ethmoid bone
b. Part of the septal cartilage
c. Part of the lesser alar cartilage
d. None of these
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7. The first portion of the nasal passageway is called the:
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a. Turbinates
b. Vestibule
c. Nares
d. B and c both make up the first part
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8. The function of the three turbinates or conchae is to
a. Break up the incoming gas
b. Increase surface area for warming and filtering gas
c. Increase the surface area for humidification of the gas
d. A, b and c
e. A and b only
9. The surface area created by the turbinates:
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a. Maximizes humidification of gases
b. Is about 160 square cm
c. Is about 160 square yards
d. A and b
e. A and c
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10. True or false: The nose can raise the relative humidity to 78%-85% by adding 0.650-1.00 liter of water a day to the incoming gas.
11. the actual passageway for gas to move in the respiratory tract is called:
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a. a lumen
b. choandae in the nose
c. choandae in the lower airways
d. a and b
e. a and c
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12. The function of smelling is:
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a. A Protective one
b. The olfactory sense
c. The audible sense
d. A and b
e. A and c
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13. The chemoreceptor for molecules that smell are:
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a. Exposed by sniffing
b. Are located in the vestibule of the nose
c. Are located in the superior turbinates
d. A and b
e. A and c
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14. The sinus cavities’ functions are to:
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a. Lighten the weight of the head
b. Produce surface area for mucus production
c. Provide resonance for speech
d. All of these
e. B and c only
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15. The maxillary sinus are located:
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a. Just below the eyes
b. Just above the nasal cavity
c. In the forehead
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16. The ethmoid sinus are located:
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a. Just below the eyes
b. Just above the nasal cavity
c. In the forehead
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17. The frontal sinus are located:
a. Just below the eyes
b. Just above the nasal cavity
c. In the forehead
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18. The hard palate is:
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a. In the anterior
b. In the posterior
c. Used to talk
d. A and c
e. B and c
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19. The soft palate is:
a. Supposed to collapse upward to protect the nasal cavity from the oral cavity’s contents during swallowing
b. Located in the back
c. Both
d. None
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20. the uvula’s function is:
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a. protective
b. to trigger gagging
c. to trigger sneezing
d. a, b
e. a, b , c
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21. The adenoids are:
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a. Lymphatic tissue
b. Located at the base of the tongue
c. Are involved with immune response
d. A, b and c
e. A and c only
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22. The palatine tonsils are:
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a. Lymphatic tissue
b. Located in the oral cavity
c. Are involved with immune response
d. A, b and c
e. A and c only
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23. The lingual tonsils are:
a. Lymphatic tissue
b. Located at the base of the tongue
c. Are involved with immune response
d. A, b and c
e. A and c only
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24. The glottis is:
a. The doorway that protects the lower airway from food
b. The opening into the lower airway
25. the epiglottis is the:
A The doorway that protects the lower airway from food
b. The opening into the lower airway
26. During the act of swallowing:
i. The food bolus moves backward and up into the hard palate
ii. The food bolus moves backward and down into the orophraynx
iii. The tongue goes up
iv. The tongue moves down
A. i , iii
B. ii, iii
C. i, iv
D. ii, iv
27. the most critical moment of the swallowing is when the food is:
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a. in the oral cavity
b. in the laryngopharynx
c. in the esophagus
d. in the larynx
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28. The soft palate closes off the:
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a. Nasal passage
b. Glottis
c. Both
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29. As the tongue moves forward;
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a. The food bolus moves back
b. The vallecula pulls the epiglottis closed
c. The vallecula pushes the epiglottis closed
d. A and b
e. B and c
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30. The vallecula is:
a. Cartilage attached to the base of the tongue
b. Tissue attached to the base of the tongue
c. also attached to the epiglottis
d. A and c
e. B and c
31. The trachea is about:
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a. 10-13 mm long
b. 10-13 cm long
c. encircled by 16-20 O shaped cartilages
d. b and c
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32. The tracheal cartilage is shaped as it is in order for :
a. Food to pass down the esophagus behind it
b. Food to pass down the esophagus in front of it
33. the bifurcation of the trachea is :
a. called the vallecula
b. called the carina
c. located at the level of the angle of Lewis
d. a and c
e. b and c
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34. the bifurcation of the trachea is:
a. is located at the level of T3-4
b. is located at the level of T 11-12
c. in located at the level of T 6-7
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35. The carina:
a. Has a protective function
b. Has no function , it’s merely another landmark
36. The narrowest part of the airway of the infant is the:
a. Cricoid cartilage
b. The glottis
c. The left main stem
37. The carina is:
i. Located at the beginning of the left and right main stem bronchus
ii. Is tactile sensitive
iii. When stimulated will react with a gag reflex
iv. When stimulated will react with a cough reflex
a. i, ii, ii, & iv
b. i, ii, iii
c. ii, iii
d. i, ii, iv
38. To cough effectively one must :
a. Drop the diaphragm about 3-6 cm to get a 1-2 Liter volume into the lung
b. Be able to keep the diaphragm down for an inspiratory hold
c. Be able to close the glottis
d. Be able to push the abdominal contents up into the diaphragm to create a positive pressure of +100 to +200 cm H20
e. All of these
39. Peripheral distribution of gas during the inspiratory hold phase of the cough can get air down to:
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a. The 3rd -4th branching
b. The 6-7th branching
c. The 13-15th branching
d. The alveoli
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40. The right main stem is:
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a. At a 20-30 degree angle
b. At a 45-55 degree angle
c. Is wider and shorter
d. A and c
e. B and c
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41. There are --- lobar bronchi:
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a. Five
b. Three
c. Two
d. 18-20
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42. There are – segmental bronchi
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a. Five
b. Three
c. Two
d. 18-20
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43. There are – subsegmental bronchi:
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a. 18-20
b. 40-41
c. 80-200
d. 200 million
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44. Name the airways from trachea to alveolar sac.
a. tracheab. main stem bronchi
c. lobar bronchi
d. segmental bronchi
e. subsegmental bronchi
f. bronchioles
g. terminal bronchioles
h. respiratory bronchioles
j. alveolar ducts
k. alveolar sac
45. Locate the following types of cells:
psuedo-stratified columnar ciliated epithelium PSCCE
simple squamous SS
stratified squamous ST
cuboidal C
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airwaya. oral cavity / Type of cell
ST
b. nasal cavity / PSCCE
c. larynx above the cords / ST
d. larynx below the cords / PSCCE
e. central airways / PSCCE
f. Bronchioles / C
g. alveolar sac / SS
h. alveolar buds / SS
i. respiratory bronchioles / C and SS
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