The two major components that make up the living tissue, blood, are:
a. Erythrocytes and leukocytes
b. Platelets and erythrocytes
c. Plasma and electrolytes
d. Plasma and formed elements
d
Rationale: a. These are formed elements.
b. These are formed elements.
c. Plasma is a component, but electrolytes are dissolved in plasma.
d. Correct.
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The initial blast wave associated with an incendiary explosion is likely to cause:
A) lacerations and abrasions. B) compression injury to ears, lungs, and hollow air-filled organs. C) sudden death. D) burns.
The thorax is enclosed by the:
a. ribs, sternum, thoracic spine, and diaphragm. b. ribs, clavicles, diaphragm, and mediastinum. c. thoracic vertebrae, diaphragm, mediastinum, and clavicles. d. clavicles, sternum, diaphragm, and thoracic spine.
You have just given your patient a 0.03 mg/ml dose of methacholine to assess for asthma. The subsequent forced vital capacity (FVC) shows no change. What should you do next?
a. Report to the physician that the patient does not have asthma. b. Wait 1 hr and repeat the test at the same dose. c. Have the patient return tomorrow to re-peat the test. d. Double the dose and repeat the FVC ma-neuver.
Which of the following statements describes marital status as a predisposing factor of utilization?
A. Unmarried people have lower morbidity, mortality, and suicide rates. B. People who are divorced or widowed use more health services. C. Married individuals tend to engage in more risky behaviors than married people do. D. Married women enjoy even greater positive benefits from marriage than do men.