Identify the layer indicated by the arrows at B.  

The laboratory test that measures the percentage of this formed element (at the pointer) in the blood is referred to as a person’s _____________________________.

Give the function for the structure at the arrow on the model above

Identify the structure indicated by arrow A 

What is Jan’s blood type?

Specifically, name a cell found in the area labeled “A” on the above model.

Identify the layer indicated by the arrows at B.  

Identify the area labeled “F” on the above model.

Specifically Identify the structure labeled by the arrows on the above model.

Give the function of the area labeled “A” on the above model.