epithelium

ЛЕКЦИЯ № 44. Kidneys

The kidneys are retroperitoneal organs that remove urea and other waste products from the blood. In addition, they regu late the chemical composition of [...]

ЛЕКЦИЯ № 30. Nasopharynx and larynx

Nasopharynx is the first part of the pharynx. It is lined by a pseudostratified, ciliated, columnar. Epithelium with goblet cells: under the epithelium, [...]

ЛЕКЦИЯ № 29. The nose

The respiratory system permits the exchange of oxygen and carbon dioxide between air and blood by providing a thin cellular membrane deep in the lung [...]