Which of the following is NOT a type of ray used in radiation therapy?
a. Alpha
b. Delta
c. Beta
d. Gamma
b
Health Professions
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Schwann cells form the myelin sheath in the:
a. Peripheral nervous system b. Central nervous system
Health Professions
Volume-controlled (VC) modes of mechanical ventilation include which of the following?
1. VC continuous mandatory ventilation 2. VC intermittent mandatory ventilation 3. Volume-assured, pressure-controlled 4. Bilevel positive airway pressure a. 2 and 4 only b. 1, 2, 3, and 4 c. 1 and 2 only d. 1, 3, and 4 only
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