Which characteristic is unique to smooth  muscle?

Which stain(s) could be used to label lipids?

What protein is involved in contraction in skeletal muscle? 

Is the muscle seen below voluntary or involuntary? 

Identify the cell that is indicated by the pointer:

How would you classify the epithelium in the image?

Bonus Question – Spelling Counts: High concentrations of Ca2+ and PO4- ions cause formation of ___ crystals, whose growth gradually calcifies the entire matrix.

Which of the following statements about an osteon is incorrect?

Which glial cell is found in the PNS and secretes myelin? 

What type of cartilage would you expect to find in the pubic symphysis and the intervertebral discs?