Apical(Myself) Flashcards
(10 cards)
What does the apical surface of the epithelium face?
External environment or body fluids
What is apical/free surface
Top portion of epithelium which is free, not attached to anything
What is basal surface
Lower surface of epithelium which faces basement membrane
What are the modifications of free surface
Microvilli and cilia
What is the function of microvilli and what is it also known as
Microvilli are folds of plasma membrane also known as finger like projections or brush bordered epithelium which increase the surface area
What is cilia and what’s it’s function
Hair like structures which help in movement of substances
When does the epithelium face the outside environment and when body fluids
1:when present on skin
2:when present in blood vessels or stomach
What are the types of epithelium
Simple epithelium and compound epithelium
What is simple epithelium and what’s its major role
Which consists of single layer of cells
Major role in secretion and absorption
Filtration
Diffusion
What is compound epithelium and what’s its major role and less role
Made up of multiple layers of cells
Major role in protection
Less role in secretion and absorption
