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Epithelial Tissue
N/A
12
Anatomy
Undergraduate 2
10/03/2010

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Cards

Term
Functions of Epithelial Tissue (5)
Definition
-barrier between two compartments
-physical protection
-selective permeability
-secretion
-sensation
Term
Characteristics of Epithelial Tissue (6)
Definition
cellularity, polarity, attachment, avascularity, innervation, regeneration
Term
Types of Junctions and Descriptions (4)
Definition
1) Tight Junctions: continuous sealed plasma membranes near apical surface
2) Adhering Junctions: typically deep to tight junctions
3) Desmosomes: provides resistance at a single stress point
4) Gap Junctions: direct passageway for small molecules to travel between cells
Term
Functions (2) and Locations (3) of Simple Squamous Epithelium
Definition
Function: diffusion, filtration
Location: alveoli, lining of blood vessels, serous membranes
Term
Functions (3) and Locations (2) of Simple Columnar Epithelium
Definition
Functions: absorption, secretion, movement
Locations: lining of digestion tract (non-ciliated), uterine tubes (ciliated)
Term
Functions (1) and Locations (6) of Stratified Squamous Epithelium
Definition
Function: protection
Locations: lining of oral cavity, pharynx, esophagus, vagina, anus, epidermis
Term
Functions (1) and Locations (3) of Simple Squamous Epithelium
Definition
Function: distention and relaxation of urinary structures
Locations: ureters, bladder, urethra
Term
Exocrine Glands and Types
Definition
ducts secrete material onto an epithelial surface
Types: merocrine, holocrine, apocrine
Term
Merocrine Glands: How They Secrete, and Examples (5)
Definition
vesicles; lacrimal, salivary, gastric, pancreatic, eccrine sweat
Term
Holocrine Glands: How They Secrete, and Examples (5)
Definition
disintegration; sebaceous
Term
Apocrine Glands: How They Secrete, and Examples (5)
Definition
decapitation; mammary, apocrine sweat
Term
Endocrine Glands
Definition
cells secrete hormones into interstitial fluid and bloodstream
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