Erythropoeisis (RBC production) requires which of the following vitamins?

What mineral is essential for the final reactions of clotting?

Identify the structure labeled ‘A’ that resulted from fetal circulation.  

Identify the blue blood vessel labeled “A”

Identify the red vessel labeled “A”  (Indicate left or right)  

Identify this tissue. (Be specific) :  

Identify the valve labeled ‘A’ (be specific)  

Identify the strings labeled “C”

Identify the red vessel labeled ‘A’ of the arm vessel(indicate if it is left or right):  

Identify the valve labeled ‘B’. (Be specific)