The myocardium and is made up of cardiac

muscle cells.

The conducting passageways of the respiratory

system are lined by pseudostratified

cuboidal epithelium.

Epithelium is classified as simple (squamous, cuboidal, columnar), pseudostratified columnar,

striated (squamous, cuboidal, columnar), and transitional.

Histology

deals with normal cells, tissues, and organs as seen

with a microscope while histopathology researches

diseased tissue.