For a person whose hematocrit is 45%, in which choice below are the components of blood correctly ranked in order of decreasing percent volume?

A 28-year-old female comes into the ER bleeding profusely. You type her in Blood Bank as an AB Negative. The doctor has ordered 3 units of blood crossmatched STAT. You go to your blood supply and this is what you see: 10 units- O Positive 2 units- O Negative 15 units- A Positive 0 units- A Negative 1 unit- B Positive 4 units- B Negative 2 units- AB Positive 0 units- AB Negative Which three units are your BEST choice to set up for crossmatch and send to the ER (if compatible at crossmatch)?

What type of hormone-receptor action allows insulin to move glucose into cells?

Which intracellular mediator is directly activated by the binding of a water-soluble hormone to a membrane receptor?

What condition could have the following symptoms:  polyuria, acidosis, hyponatremia, and tetany of skeletal muscles?

Which of the following situations might be the result of hypersecretion of glucocorticoids?

Thyroid hormones (TH) normally travel in the blood both free and bound to TH-binding proteins.  What would you expect to see in the blood work of a patient who had a deficiency of TH-binding protein?

How long must a donor wait to donate red blood cells again following a 2-unit red blood cell apheresis donation?

Which of the following is true regarding the rosette test?

Which of the following characteristics is associated with hyposecretion of thyroid hormones?