At a toxic dosage, digoxin caused cardiac arrhythmia can be explained by:
A. Causing intracellular Na+ overload
B. Stimulating parasympathetic nerve activity
C. Blocking AV conduction
D. Reducing intracellular ATP concentration
E. Causing intracellular Ca2+ overload
Ans: E. Causing intracellular Ca2+ overload
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Exercises are prescribed for older adults as therapy to improve each of these qualities ex-cept which of the following?
a. Endurance b. Muscle strength c. Balance d. Body sculpting
Safety measures for young adults and adolescents focus primarily on:
a. preventing injury secondary to physical infirmity or effects of medications b. prevention of injury and education related to lifestyle choices and high-risk behaviors c. providing adult supervision of activities d. providing safety education related to stranger awareness
Integrating and analyzing qualitative findings from multiple research studies is called which of the following?
A) Systematic review B) Grey literature C) Meta-analysis D) Metasynthesis
The nurse inspecting the skin of a dark-skinned child notices an area that is a dusky red or violet color. This skin coloration is associated with what?
a. Cyanosis b. Erythema c. Vitiligo d. Nevi