What is the earliest age at which an infant is able to sit steadily alone?
a. 4 months
b. 5 months
c. 8 months
d. 15 months
ANS: C
The infant can sit alone without support at about 8 months of age.
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An adult patient has had symptoms of unstable angina during admission to the hospital. What is the most appropriate nursing diagnosis?
A) Deficient knowledge about underlying disease and methods for avoiding complications B) Anxiety related to fear of death C) Ineffective tissue perfusion (total body) related to reduced oxygen supply to the heart D) Noncompliance related to failure to accept necessary lifestyle changes
A 7-year-old child with a family history of cardiovascular disease is being screened for hyperlipidemia. When reviewing the child's laboratory test results, which total cholesterol level would be of significant concern?
A) 120 mg/dL B) 150 mg/dL C) 180 mg/dL D) 210 mg/dL
A patient's ECG shows regular RR intervals of 0.48 seconds, a PR interval of 0.12 seconds, and a QRS of 0.08 seconds. This best fits the criteria for:
A. supraventricular tachycardia B. normal sinus rhythm C. sinus tachycardia D. sinus bradycardia
Which type of injections involve the use of site rotation to prevent tissue damage from repeated injections?
A. insulin and tuberculin B. intramuscular and subcutaneous C. intradermal and intramuscular D. intradermal and subcutaneous