List the 5 layers of the epidermis from superficial to deep. For each, tell if the cells are alive or dead.

The “all or none response” refers to a:

An immovable joint found between skull bones is called a:

List 3 ways all connective tissues are similar to each other

The most widely distributed type of cartilage, which covers the ends of bones, forms rings maintaining respiratory airways, and is found in the embryonic skeleton, is

A motor unit is _________ neuron(s) and ___________ muscle cell(s).

The functional unit of compact bone is:

The layer of skin from which new epidermal cells originate is the

Here is a picture of the trachea. List 4 specific tissues in this organ and their functions.

An ‘A band” is: