Epithelial tissue Flashcards
What are the 4 tissue types?
Connective, Epithelial, Muscle, and Nervous
Epithelial characteristic
1. Polarity
Apical surface is the upper side; Basal surface is lower, faced inwards to body
Epithelial characteristic
2. Specialized contacts
Epithelial needs to fit close together
Epithelial characteristic
3. Supported by C.T
C.T supports epithelial underneath;
Epithelial characteristic
4. Avascular
No blood supply is found in epithelial tissue; nourished by C.T
Epithelial characteristic
5. Regeneration
High regenerative; requires nutrients and cell division
First name of epithelial
Simple or Stratified
Last name of epithelial
Squamous, cuboidal, or columnar
What are glands?
One or more cells that makes fluid called secretion
What is endocrine?
Internal secretion(hormones); it has no ducts
What is exocrine?
External secretion(sweat); it has ducts
What is a basement membrane?
- Strengthen epithelial
- Resist stretching