Which of the following best describes the reason why so many Americans are obese?
a. Culture requires eating at celebrations and holidays.
b. For many people, caloric intake is more than needed for their physical activity.
c. Physical education is no longer a required subject in most elementary and secondary schools.
d. The expected portion size in restaurants has vastly increased over time.
ANS: B
Although many factors have led to obesity in American societyâ€"including cultural pressure, increased portion sizes in restaurants (portion distortion), offers of more food at a reduced price ("super-size"), and a perceived lack of time to cook nutritious inexpensive foodsâ€"the primary cause remains the consumption of more calories than needed for physical activity. With computers and television as recreational choices, Americans are as a group sedentary rather than physically active.
You might also like to view...
Which of the following statements made by a new nurse researcher indicate that he correctly understands the purpose of using statistical analysis in quantitative research? Select all that apply
A) "Statistical analysis allows the formal testing of hypotheses." B) "Statistical analysis might lead a researcher to reject a hypothesis." C) "Statistical analysis provides proof of the relationships between variables." D) "Statistical analysis supports inferences that a hypothesis is most likely correct (or most likely not correct)."
The nurse is assessing a patient diagnosed with dilated cardiomyopathy for progression of the disease. The nurse would focus questioning on which most common symptom?
1. Confusion 2. Cyanosis 3. Dyspnea 4. Peripheral edema
Hans is 75 years old. He is suffering from a degenerative disease that is characterized by muscular rigidity and tremors. Hans has trouble moving and sitting up straight. His doctor, Dr. Ross, suspects that Hans's condition is a result of the degeneration of the neurons within the basal ganglia of his brain. Based on the information provided in this scenario, Dr. Ross is most likely to diagnose Hans with ________.
A. bipolar disorder B. schizophrenia C. Alzheimer's disease D. Parkinson's disease
A 76-year-old patient is hospitalized with pneumonia. She has become increasingly confused throughout the shift. The nurse becomes concerned about her condition and contacts the health care provider who orders arterial blood gasses
The blood gasses show a pH of 7.33, PaCO2 of 47, PaO2 of 78 and bicarbonate of 26 . This indicates which of the following? A. Respiratory alkalosis B. Respiratory acidosis C. Metabolic alkalosis D. Metabolic acidosis