The rise and fall of levels of glucocorticoids in the body follow what kind of rhythm?

Which of the following disorders can produce fainting?

A) Airway obstruction B) Assault C) Brain infection D) all of the above

Which proteins reset the body's "thermostat" and cause a rise in body temperature?

A) Pyrogens B) Pharonesis C) Pyrokinesis D) Leukocytes