i don't know what that word means
To support the cells structure. Just like you own skeleton
true
Cells transport vesicles inside the cell to move materials around internally. These vesicles are attached via motor proteins to the cyto-skeleton (e.g. via dynein to micro-tubules) where the motor proteins consume ATP to literally 'walk' on the cyto-skeleton to bring its cargo to the desired destination.
Cyto is a medical terminology combining form meaning cell. It's not a stand-alone word that can be pluralized.
urinary bladder
The medical root word 'cyto' refers to the cell.
A root world for "cyto" could be "cyt" which relates to cells or cellular structures.
Cyto
cy
Chamber; small room
cyto-
cyto- as in cytoplasm