A blood test performed on whole blood to determine the percentage of RBCs in the total blood volume is:
A) RBC.
B) WBC.
C) Hct.
D) PTT.
C
Explanation: A) RBC is a red blood cell count.
B) WBC is a white blood cell count.
C) Correct.
D) PTT is partial thromboplastin time, a test on plasma.
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Why is it important that each pair of semicircular canals produce reciprocal signals?
A. The canals never produce reciprocal signals. B. Difficulties with control of posture, abnormal eye movements, and nausea will result if the signals are not reciprocal. C. Difficulties in sensing forward motion will result if the signals are not reciprocal. D. Difficulties in sensing up and down motion will result if the signals are not reciprocal.
Allowing the class to decide what is to be accomplished and the manner in which the progress toward the goal will be evaluated is referred to as ________
Fill in the blank(s) with correct word
Coronary heart disease is usually caused by ________.
A. angina B. atherosclerosis C. myocardial infarction D. the blockage of pulmonary arteries
Choose the term that describes the complete bilateral fracture of the pars interarticularis, resulting in the anterior slippage of the vertebra.
A. scoliosis B. spondylolisthesis C. lordosis D. spondylolysis