Which heart valve is auscultated (heard) at the arrow labeled “D”?                                    

Identify the blood vessel indicated by the arrow labeled “B”  

Identify the coronary vein labeled “A” at the tip of the yellow pointer.  

Give the function of the white blood cell in the image below.  

Identify the vessel at the tip of the arrow labeled “D”  

Identify the artery indicated to by the arrow labeled “A”  

Give the function of the structures at the tip of the pointer.  

Name the hormone that is released by the organ surrounded by the red circle below.     

Which heart valve is auscultated (heard) at the arrow labeled “B”?                                          

Identify the blood vessel indicated by the arrow.