Are the Blood Vessels at “A” carrying blood toward the heart or away from the the heart?

Identify the Blood Blue Blood Vessel at “B” and indicate Right or Left.

The blood sample below has been separated by centrifugation into the 2 major components. Name these 2 components of blood.

Identify the AREA/REGION of the heart labelled B. (NOTE: The arrow is pointing to an entire area, not a specific chamber or structure.) 

Identify the organ labelled C.

What is the MAIN function of lymphocytes? Be specific.

Identify the White Bands at “B”.

Provide the MAIN function of eosinophils.

Identify the red blood vessel labelled A. Your answer should also indicate if this is an artery or a vein, and it should indicate if this is on the left or right side. 

Identify a hormone secreted by the testes.