____ regulates circadian rhythms.
A. Thymosin
B. Melatonin
C. Erythropoietin
D. Atrial natriuretic peptide
E. Cortisol
B. Melatonin
Circadian rhythms are regulated by melatonin.
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When untreated, the ________ associated with glaucoma can damage the optic nerve, resulting in blindness.
A. pressure B. bacterium C. virus D. organism
Which of the following uniformed services is eligible for TRICARE without restrictions?
A. all are eligible B. NOAA C. Navy D. PHS
One of the more common medical abbreviations used in the hospital is STAT, which means right away.?
Indicate whether the statement is true or false
A patient is post-op for a triple coronary artery bypass graft. In the recovery unit the respiratory therapist notices a steady decrease in SVO2 while SaO2 remains unchanged at 96%. The patient is receiving oxygen by high-flow mask at 40%. Which of the following can be concluded?
A. Oxygen consumption at the tissue level is decreasing. B. FIO2 is excessive and should be decreased. C. Cardiac output is reduced. D. PvO2 is increasing.