Name I in the pic below. 

Identify the formed element seen here at B: 

Identify the artery H in the diagram below. 

Identify the vessel B in the diagrams below. 

Identify the vein H in the diagrams below. 

Name G in the pic below. 

Name the J extensions from the chamber floor in the pic below. 

Identify the endocrine organ in this histological slide.  

Identify the artery A in the diagram below. 

Identify Structure B on the slide below.