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What mineral is essential for the final reactions of clotting?

A patient comes to the hospital, stating that he “feels sick”.  You perform a blood test that reveals an elevated white blood cell count.  The reports show the following white blood cell percentages: Basophils:                     1% Eosinophils:                  13% Neutrophils:                 50% Lymphocytes:              30% Monocytes:                  6% Based on these counts, which of the following most logically explains the patients complaint of feeling sick?

If a patient has a low platelet count, which of the following signs/symptoms would be most likely for this patient to experience?

During which phase of the cardiac cycle does the electrical impulse sit at the AV node for a split second (AV delay)?

On an electrocardiogram, the T wave indicates electrical activity that should lead to:

A patient with a history of cardiac failure is hooked up to a cardiac monitor. You notice that his Cardiac Output (CO) has been falling and is now currently at 3 L/minute .  All of the following treatment measures can be used to help return the CO to normal EXCEPT?  

Which of the following patient blood results indicate they may have a parasitic infection?

Identify this tissue. (Be specific) :  

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

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