Acupuncture addresses all of the following EXCEPT:
a. Relieving pain
b. Inducing anesthesia
c. Eradicating cancer cells
d. Regulating body function
C
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__________________ stimulate fibroblasts and fibroclasts, encouraging their functions of healing the extracellular matrix
a. Endorphins b. Histamines c. Leukocytes d. Hemoglobin molecules
A 10-year-old boy arrives in the aid room bleeding from his nose. He states that he did not injure himself and just started bleeding while he was skiing, and that he can't get it to stop. Based on your OEC training, which of the following statements about treating epistaxis is false?
a. The nares, or nostrils should be pressed together just below the bony prominence of the nose. b. You should maintain pressure up to 15 minutes before evaluating ongoing bleeding. c. Your initial treatment is to pack the nose with tightly rolled gauze and then apply direct pressure to the nose. d. The most common mistake in the management of epistaxis is letting go of pressure too soon.
A normal M:E ratio is about 3:1. A patient has three times more myeloid precursors than erythroid precursors in the bone marrow because:
a. The body needs more cells to fight infection than to transport oxygen. b. The life cycle of a WBC is much longer than that of an RBC. c. WBCs undergo more steps in hematopoiesis than do RBCs. d. The life cycle of a WBC is much shorter than that of an RBC.
About ________ percent of water is reabsorbed by the tubules during urine formation.
A. 25 B. 50 C. 75 D. 99