Which of these is a types of mobility based classification?

What would happen to bone density if there was excess parathyroid hormone in the blood?

Ellipsoidal fit allows for biaxial movement

Bone cells which maintain mature bone tissue are called ______________.

Name the associated cell indicated.

Name the tissue indicated.  

List and explain the 4 functions of muscles. (4 points, 0.5 for each listed and 0.5 for each explanation)

All epithelial tissues are bordered by ___________ on the bottom edge and _____________ on the top edge.

Match each muscle to its action.  Actions may be used once, more than once, or not at all.

Give 1 example EACH of positive and negative feedback loops