Tetany, which leads to excitation of nerves and muscle spasms, is caused by a deficiency of:
A. calcitonin
B. growth hormone
C. parathyroid hormone
D. thyroxin
C
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A registered nurse is teaching a student how to analyze the electrocardiogram of a hypokalemic client. Which statements made by the student nurse indicate effective teaching? Select all that apply
1. "A prolonged PR interval will be observed." 2. "A flattened T wave will be observed." 3. "A prominent U wave will be observed." 4. "Widened P waves will be observed." 5. "A reduced PR interval will be observed."
Examples of chronic diseases include:
A. heart disease B. cancer C. obesity D. diabetes E. all of the above
The term that describes an uncontrolled quivering or twitching of heart muscle is
A. prolapse B. cardioversion C. palpitation D. fibrillation E. incompetence
Headaches are usually indicators of a serious medical condition
Indicate whether the statement is true or false