Histology 111-Respiratory System Review Practice Exam Questions & Answers.
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HISTOLOGY
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HISTOLOGY
Histology 111-Respiratory System Review Practice Exam Questions & Answers.
Which cell is a also called a septal cell?
a. Clara cell
b. Type I pneumocyte
c. Type II pneumocyte
d. Dust cell
e. Brush cell - CORRECT ANSWER c. Type II pneumocyte
The Clara cell is found in the terminal bronchi...
histology 111 respiratory system review practice e
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Histology 111-Respiratory System
Review Practice Exam Questions &
Answers.
Which cell is a also called a septal cell?
a. Clara cell
b. Type I pneumocyte
c. Type II pneumocyte
d. Dust cell
e. Brush cell - CORRECT ANSWER c. Type II pneumocyte
The Clara cell is found in the terminal bronchioles. The type I pneumocyte is a squamous epithelial cell.
It covers most of the surface of the alveoli. The type II pneumocyte is also called a septal cell. The type II
pneumocyte secretes surfactant. The dust cell is also called the alveolar phagocyte. Brush cells are
occasionally, but rarely, seen in the alveolar epithelium.
Which cell is a respiratory macrophage?
a. Kupffer cells
b. Histiocyte
c. Dust cell
d. Langerhans cell
e. Microglia - CORRECT ANSWER c. Dust cell
Kupffer cells are the hepatic macrophages. Histiocytes are macrophages seen in connective tissue. Dust
cells are alveolar macrophages found in the respiratory tract. Langerhans cells are macrophages seen in
the skin. Microglia are the central nervous system macrophages.
Which cell is a type of neuron?
a. Basal cells
b. Brush cells
c. Olfactory cells
, d. Sustentacular cells
e. All of the above - CORRECT ANSWER c. Olfactory cells
Olfactory cells are bipolar neurons that are the receptors for smell.
What cell types are found in the respiratory mucosa?
a. Ciliated cells
b. Goblet cells
c. Basal cells
d. Brush cells
e. All of the above - CORRECT ANSWER e. All of the above
What type of tissue makes up the epiglottis?
a. Compact bone
b. Spongy bone
c. Hyaline cartilage
d. Fibrocartilage
e. Elastic cartilage - CORRECT ANSWER e. Elastic cartilage
The epiglottis is part of the larynx. It is composed of elastic cartilage.
What is the smallest airspace of the respiratory tree?
a. Alveolar duct
b. Alveoli
c. Alveolar sac
d. Respiratory bronchiole
e. Terminal bronchiole - CORRECT ANSWER b. Alveoli
What type of epithelium lines the trachea?
a. Simple squamous epithelium
b. Simple cuboidal epithelium
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