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

On the image, click the area that indicates proximal

___________ epithelium appears to have several layers of cells, but all the cells have contact with the basement membrane.

Define homeostasis. What happens if homeostasis is not maintained?

What are all other tissues derived from?

Put the following steps in the correct order. (Choose A, B, C, or D.) Myosin attaches to actin ATP is hydrolyzed (spit) cocking the myosin molecule A new ATP attaches to the myosin head causing the myosin to detach from the actin Myosin releases ADP and pulls actin towards the middle of the sarcomere

_____________ is a smooth, sustained muscle contraction

Cartilage is a connective tissue

Calcium ions bind to the ______ molecule in skeletal muscle cells