Term
The area of the respiratory passageways that extends from the opening of the nasal cavity to the smallest bronchioles is (the)...
A) respiratory portion.
B) lower respiratory tract.
C) conducting portion.
D) upper respiratory tract.
E) all of the above. |
|
Definition
|
|
Term
What is the significance of the "C-shaped" cartilages that reinforce the tracheal rings?
A) They form a solid cartilaginous tube.
B) The incomplete portion of the C-shaped cartilages are located at the posterior of the tracheal cartilages, to permit the esophagus to bulge anteriorly into the tracheal lumen in transient fashion to permit a large bolus to pass.
C) These cartilages hold the trachea rigidly open at the same diameter at all times.
D) The open region permits passage of the nerves that stimulate the muscles of the laryngeal region.
E) None of the above are true. |
|
Definition
| B) The incomplete portion of the C-shaped cartilages are located at the posterior of the tracheal cartilage, to permit the esophagus to bulge anteriorly into the tracheal lumen in the transient fashion to permit a large bolus to pass. |
|
|
Term
The _____ is shared by the digestive and respiratory systems.
A) nasal septum
B) esophagus
C) larynx
D) nasal cavity
E) pharynx |
|
Definition
|
|
Term
The area of the respiratory sytem that includes the larynx and respiratory tree is called the...
A) bronchi.
B) upper respiratory tract.
C) respiratroy portion.
D) lower respiratory tract.
E) conducting portion. |
|
Definition
| D) lower respiratory tract. |
|
|
Term
The chamber posterior to the uvula and base of the tongue is the...
A) oral cavity.
B) nasopharynx.
C) oropharynx.
D) larynx.
E) none of the above. |
|
Definition
|
|
Term
The fissures divide the lungs into...
A) lobules.
B) alveoli.
C) bronchi.
D) lobes.
E) segments. |
|
Definition
|
|
Term
The false vocal folds are also called (the)...
A) vocal ligament.
B) functional folds.
C) vestibular folds.
D) glottis.
E) none of he above. |
|
Definition
|
|
Term
Together, the epithelium and the lamina propria of the respiratory tract constitute (a)...
A) cutaneous membrane.
B) serous membrane.
C) mucous membrane.
D) synovial membrane.
E) all of the above. |
|
Definition
|
|
Term
The structures that form the respiratory membrane include:
(1) elastic fibers
(2) secondary bronchioles
(3) Type I aveolar cell and the basement membrane of the alveolar epithelium
(4) the pulmonary nerve plexus
(5) capillary walls
A) all of the above
B) none of the above
C) 3, 5
D) 2, 4, 5
E) 2, 4 |
|
Definition
|
|
Term
During extreme bouts of exercise, inspiration may be aided by (the)...
A) rectus abdominus, external and internal oblique, and the transversus abdominus.
B) serratus anterior and levator scapulae.
C) intrinsic back muscles and the scalenus anterior and medius.
D) diaphragm and external and internal intercostal muscles.
E) all of the above. |
|
Definition
| B) serratus anterior and levator scapulae. |
|
|
Term
The ridge found at the bifurcation of the trachea is called the...
A) carina.
B) extrapulomonary ridge.
C) hilum.
D) trachealis.
E) root of the lung. |
|
Definition
|
|
Term
The function of surfactant is to...
A) reduce the surface tension in the fluid coating alveolar surfaces to prevent alveolar collapse.
B) cause capillaries to adhere closely to the alveolar surfaces to promote gas exchange.
C) phagocytize particulate matter that has eluded the respiratory defenses and reached the alveoli.
D) cause diffusion.
E) do none of the above. |
|
Definition
| A) reduce the surface tension in the fluid coating alveolar surfaces to prevent alveolar collapse. |
|
|
Term
Compared with the left primary bronchus, the right primary bronchus is...
A) wider.
B) less resistant to airflow.
C) steeper.
D) more prone to blockage.
E) all of the above. |
|
Definition
|
|
Term
The most important skeletal muscles involved in making normal, relaxed, respiratory movements include (the)...
A) diaphragm and external and internal intercostal muscles.
B) rectus abdominis, external and internal oblique, and the transversus abdominis.
C) serratus anterior and levator scapulae.
D) intrinsic back muscles and the scalenus anterior and medius.
E) all of the above. |
|
Definition
| A) diaphragm and external and internal intercostal muscles. |
|
|
Term
The superior and inferior lobes of the left lung are separated by (the)...
A) horizontal fissure.
B) transverse fissure.
C) oblique fissure.
D) sagittal fissure.
E) none of the above. |
|
Definition
|
|
Term
The curving anterior surface of the lungs is called the...
A) costal surface.
B) root of the lung.
C) diaphragmatic surface.
D) mediastinal surface.
E) base of the lung. |
|
Definition
|
|
Term
Secondary bronchi are also termed _____ bronchi.
A) lobular
B) lobar
C) tertiary
D) segmental
E) none of the above |
|
Definition
|
|
Term
Each tertiary bronchus leads to one...
A) septum.
B) lobe.
C) bronchopulmonary segment.
D) lung.
E) none of the above. |
|
Definition
| C) bronchopulmonary segment. |
|
|
Term
The middle lobar bronchus is found...
A) in both lungs.
B) only in very large individuals.
C) only in males.
D) in the left lung only.
E) in the right lung only. |
|
Definition
| E) in the right lung only. |
|
|
Term
The first passageway of the respiratory portion of the respiratory tract is called the...
A) alveolar duct.
B) respiratory bronchiole.
C) air sac.
D) terminal bronchiole.
E) alveolus. |
|
Definition
| B) respiratory bronchiole. |
|
|
