In the upright position, which region of the right lung would have the lowest ventilation-perfusion ratio?
a. middle lobe c. hilum
b. lower lobe d. upper lobe
b. lower lobe
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Chest pain that occurs while the patient is at rest and does not go away on its own is called:
a. stable angina. b. unstable angina. c. myocardial infarction. d. cardiac tamponade.
The contract issued by a payer, the plan document, or any other legally enforceable instrument under which a covered person may be entitled to covered services is called:
A. the schedule of benefits. B. the benefit plan. C. covered services. D. contracted services.
The amount of time a person has worked for a company can affect the:
a. insurability date. b. eligibility date. c. implementation date. d. termination date.
The average adult has approximately 5 quarts of blood within their body that is equal to which of the following?
a. 7 liters b. 4 liters c. 5 liters d. 6 liters