Metaplasia, a change in epithelial tissue type, can occur in response to chronic irritation. Which of the following is NOT a typical example of metaplasia?
Ciliated columnar epithelium of the bronchi changing to stratified squamous epithelium in smokers
Stratified squamous epithelium of the esophagus changing to columnar epithelium in Barrett's esophagus
Transitional epithelium of the bladder changing to stratified squamous epithelium due to increased urine flow
Glandular epithelium of the cervix changing to stratified squamous epithelium in response to chronic infection
Related Questions
Keratinized dead layer of skin is made up of
Stratified squamous epithelium
Simple cuboidal epithelium
Simple columnar epithelium
Stratified columnar epithelium
The nasal chamber of rabbit has three thin twisted bony plates called conchae. They are lined by
Striated cuboidal epithelium
Simple cuboidal epithelium
Simple squamous epithelium
Simple ciliated columnar epithelium
The absence of functional gap junctions would MOST directly affect which cellular process?
Protein synthesis
DNA replication
Coordinated muscle contractions
Intracellular transport
Which of the following epithelium type helps in the secretion and absorption of nutrients?
Cuboidal
Stratified squamous
Squamous
Columnar
If the cilia in the human trachea are damaged, which of the following is most likely to occur?
Enhanced gas exchange
Improved digestion
Increased susceptibility to respiratory infections
Reduced blood flow to the lungs
Carotene pigment is found in the cells of
Dermis
Epidermis
Adipose cell
Both (b) and (c )
Type of epithelium that has limited role in secretion and absorption
Simple Epithelium
Compound Epithelium
Transitional Epithelium
Pseudostratified Epithelium
Which of the following are the examples of saccular glands?
Oil and milk glands of humans
Sweat gland in mammals
Brunner’s gland in humans
None of the above
The type of tissue lining present on the ducts of salivary gland and pancreas is
Stratified squamous epithelium
Simple cuboidal epithelium
Simple squamous epithelium
Ciliated columnar epithelium
The ciliated columnar epithelial cells in humans are known to occur in
Bronchioles and fallopian tubes
Bile duct and oesophagus
Fallopian tubes and urethra
Eustachian tube and stomach lining
