Which of the following describes undersensing?
A) The pacemaker fails to sense intrinsic beats and paces on top of them.
B) The pacemaker fires but does not cause depolarization in the chamber being paced.
C) The pacemaker fails to generate an impulse.
D) The pacemaker incorrectly interprets something as a depolarization and is inhibited from firing.
A
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The Comprehensive Drug Abuse Prevention and Control Act of 1970 established:
A) regulations on the importation, manufacture, sale, and use of medications including the addicting drugs opium and cocaine. B) comprehensive regulations that authorized the formation of the Food and Drug Administration (FDA). C) amendments that required pharmacists to dispense certain medications only with a written or verbal prescription by a physician. D) five schedules of controlled substances each with its own regulations regarding level of control.
Primary metabolic alkalosis is associated with which of the following?
a. Gain of buffer base b. Gain in fixed acids c. Low blood CO2 levels d. Diabetic crisis