Name a hormone secreted by structure “B” 

Identify the sturcture at “B”.

Identify the REGION indicated by “E”

Identify the space indicated by arrow “A”.

In humans, what is the function of the structure at “B”?

Identify the area indicated by “B”.  (Be specific)

Identify the process that is happening in the area circled above

Identify the specific cell at B.  

Identify the space indicated by arrow “C”.

Identify the specific tissue/structure indicated by arrow “B”