Question
RESPIRATIT UESTIONS 1. Which of the following organs is NOT part of the up c laryn d. nasal a. trachea b. pharyrux Gas exchange occurs in the a, trachea. b laryn. 2. c. atvedli. d. bronchioles. internal nares is the 3. The portion of the pharynx that receives alir from the inte d. laryngopharynx. b nasopharynx. 4. The anterior wall of the larynx consists primarily of the a. epiglottis. b. cricoid cartilage c. cuneiform cartilage. d. thyroid cartílage. a open are composed of 5. The C-shaped rings of tissue that keep the trache c. bone. d. smooth muscle. a. hyaline cartilage. bronchi. 6, Secondary bronchi are also called a segmental b. respiratory c terminal d. lobar 7. From the terminal bronchioles, inhaled air enters the: a. alveoli b. tertiary bronchioles. c. alveolar ducts. d. respiratory bronchioles. The two lobes ofthe left lung are divided by the__ a. horizontal b. transverse -fissure. c oblique d. cardiac 8. The lumen of the trachea is lined with: a. stratifed squamous epithelium. b pseudostratified ciliated columnar 9. c. simple cuboidal epithelium. d. simple squamous epithelium. epithelium 10. Which of the following choices is NOT part of the respiratory membrane? a. a single layer of alveolar cells b. a thin basement membrane c. a thin layer of ciliated epithelial cels d. the capillary endothelium
Explanation / Answer
1. The following is not the part of the upper respiratory tract
a. trachea
2. Gas exchange occurs in the
c. alveoli
3. The portion of the pharynx that receives air from the internal nares is the
b. nasopharynx
4. The anterior wall of the larynx consists primarily of the
d. thyroid cartilage
5. The C-shaped rings of tissue that keep the trachea open are composed of
a. hyaline cartilage
6. Secondary bronchi are also called
d. lobar bronchi
7. From the terminal bronchioles, inhaled air enters the
d. respiratory bronchioles
8. The two lobes of the left lung are divided by the
c. oblique fissure
9. The lumen of the trachea is lined with
b. pseudostratified ciliated columnar epithelium
10. The following choices is not a part of the respiratory membrane
c. a thin layer of ciliated epithelial cells
