Give the function of the structure at the arrow on the model below  

Which ECG wave is represented by the letter “C”.  

Identify the structure at the tip of the arrow labeled “B”

In which vein would the fluid in structure “B” drain? (Be specific)

Identify the layer labeled “D”  

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

Identify the blood vessel at the tip of the arrow labeled “C”.                                                

Identify the vessel indicated by the letter “B”  

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

Identify the chamber indicated by arrow labeled “A”. (be specific)