Respiratory System Flashcards
The trachea wall contains:
a) pseudostratified columnar ciliated epithelium
b) elastic cartilage
c) rings of hyalite cartilage
d) seromucinous glands in the submucosal layer
A,c,d
The basic structure of the bronchi is similar to that of:
a) the bronchiole
b) the trachea
c) the alveoli
d) the terminal portion of the respiratory tree
B
The alveolar wall consists of tissue components:
a) type pneumocyte II
b) surface epithelium
c) alveolar lining cells (type I pneumocytes I)
d) Clara cells
A,b,c
What type of tissue makes up the epiglottis:
a) stratified squamous epithelia non-keratinized
b) elastic cartilage
c) spongy bone
d) hyaline cartilage
A,b
The oral surface of the soft palate is lined by:
a) pseudostratified columnar ciliated epithelium
b) stratified squamous nonkeratinized epithelium
c) simple columnar epithelium
d) simple squamous epithelium
B
The pulmonar alveoli:
a) are lined by simple squamous epithelium
b) are lined by pneumocytes type I
c) are lined by pneumocytes type II
d) are lined by columnar ciliated cells
A,b,c
The blood-air barrier is composed of:
a) type I pneumocyte
b) basement membrane
c) septal supporting tissue
d) thin cytoplasm of a capillary endothelial cell
A,b,d
Respiratory bronchioli contain:
a) simple ciliated columnar or simple cuboidal epithelium
b) smooth muscle cells
c) hyaline cartilage
d) skeletal muscle fibers
A,b
Which cell is a respiratory macrophage:
a) Kupffer cells
b) histiocyte
c) dust cells
d) Sertoli cells
C
What cell types are found in the respiratory mucosa:
a) ciliated cells
b) microglia cells
c) goblet cells
d) ciliated pseudostratified columnar epithelium
A,c,d
Which cartilage is in the larynx:
a) fibrocartilage
b) thyroid cartilage
c) elastic cartilage
d) hyaline cartilage
B,c,d
What type of tissue makes up the rings of the trachea:
a) elastic cartilage
b) hyaline cartilage
c) perichondrium
d) fibrocartilage
B,c
Which cells are responsible for surfactant production:
a) type I pneumocyte
b) type II pneumocyte
c) dust cells
d) alveolar phagocyte
B
What type of tissue lines the pharynx:
a) ciliated pseudostratified epithelium with goblet cells
b) simple cuboidal epithelium
c) stratified squamous epithelium
d) simple squamous epithelium
A,c
What type of tissue forms the alveoli in the lung:
a) endothelial cell of a capillary
b) simple squamous epithelium
c) type I pneumocyte
d) basement membrane
A,b,c,d
Each respiratory alveolus is surrounded by:
a) hyaline cartilage
b) alveolar capillaries
c) alveolar epithelium, which consist of two cell types
d) extremely flat cells – type I pneumocytes
B,c,d
The nasal mucosa is covered by:
a) simple columnar epithelium
b) pseudostratified ciliated columnar epithelium
c) transitional epithelium
d) glands which secrete mucus and watery secretions to coat the epithelium
B,d
The tracheal mucosa consists of:
a) hyaline cartilage
b) simple squamous epithelium
c) small nodular lymphocyte aggregates
d) the lamina propria which contains an irregular collagen and elastic fibers
C,d
Bronchi are formed by:
a) bronchial cartilages
b) pseudostratified ciliated columnar epithelium
c) goblet cells
d) smooth muscle
A,b,c,d
The pulmonal alveoli:
a) are lined by simple squamous epithelium
b) are lined by type II pneumocytes
c) type II pneumocytes secrete a surface-active material – surfactant
d) the alveolar wall consists of cartilage
A,b,c
