| Term 
 
        | What are the 5 insensitive (non-elastic) structures of the foot? |  | Definition 
 
        | - The periople - The hoof wal - the white line - the insensitive frog - the insensitive solel |  | 
        |  | 
        
        | Term 
 
        | How far does the periople extend below the coronary band? |  | Definition 
 | 
        |  | 
        
        | Term 
 
        | What are the three layers of the hoof wall? |  | Definition 
 
        | - The stratum externum - The stratum medium - The stratum internum |  | 
        |  | 
        
        | Term 
 
        | What does the stratum externum look like? What does the stratum externum do? |  | Definition 
 
        | - It is a thin layer of horny scales that gives  the glossy appearance to the outer hoof wall below the periople. - It helps to protect the hoof wall from evaporation. |  | 
        |  | 
        
        | Term 
 
        | The stratum medium has what characteristics? |  | Definition 
 
        | - composes the bulk of the hoof wall - Is the densest part of the hoof wall - Contains the pigment in pigmented feet |  | 
        |  | 
        
        | Term 
 
        | What is the stratum internum? |  | Definition 
 
        | - This is the laminar layer that forms the |  | 
        |  |