Cell Junction Flashcards
1
Q
Three Types of cell Junction
A
Tight, Desmosomes, Gap
2
Q
Tight Junction
A
washers between cells (Ziploc)
a. plasma membrane proteins fuse together
b. Keeps things in or between cells and keeps other things out in extra cellular space
3
Q
Desmosomes
A
The bolt
Have anchoring plaques on the inside of the cell
Extend fibers into extra cellular space
Fibers link up with another cell’s fibers
Allows for stretching and distribution of mechanical stress across many cells
4
Q
Gap Junction
A
tubes or straws
a. Channels or tubes between cells that allow exchange of nutrients and ions.
