Pacinian corpuscles help detect pressure and high-frequency vibration as well as the difference between paper and glass. 

The cells of the stratum spinosum synthesize keratin. 

Keratinocytes can produce only protein. 

Desmosomes are the structures which attach keratinocytes to each other. 

Sudoriferous glands are also called oil-producing glands. 

Skin, hair, nails, and glands make up the integumentary system. 

The gustatory epithelium is involved in smell.

The nasal cavity contains nasal fossa and is covered with ciliated

pseudostratified columnar epithelium.

The liver contains endocrine ducts lined with epithelial tissue and the bile

duct lined by biliary epithelium.

The mucous membrane of the stomach is characterized by the presence of rugae.