For the past few months, Jon hasn't been feeling well. His stomach hurts, he doesn't have any energy, and he often feels like he's going to vomit. He has no interest in eating, so he's lost several pounds. Yesterday, he went to the student health center, because he had bloody diarrhea. Based on this information, Jon should be tested for ________.
A. ulcerative colitis
B. hemorrhoids
C. gallstones
D. gastroesophageal reflux disease
Answer: A
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Most obesity scientists support a multicausal theory involving the interaction of a number of genetic and environmental factors. Which of the following statements does NOT support the research evidence for genetic factors?
A. Genetic heritability of obesity approximates 25-40 percent B. The "thrifty gene" is a term scientists have coined to indicate an increased energy efficiency in the obese to conserve energy C. A predisposition to sweet, high-fat foods, impaired hormonal functions, and a smaller percentage of slow twitch muscle fibers have all been implicated in the development of obesity D. There is a greater relationship between children and their adoptive parents, as compared to their biological parents, when considering morbid obesity
All of the following are examples of successful efforts to reduce malnutrition EXCEPT:
1.vitamin A supplements and education. 2.iodization of salt. 3.introduction of MacDonald’s fast food into many developing countries. 4.fortification of flour with iron.
The passageway leading from the mouth to the esophagus is called the ____.?
A) ?larynx B) ?pharynx C) ?trachea D) ?diaphragm
Explain why women of childbearing age need folate in their diets. How much is recommended, and how can women ensure that these needs are met?
What will be an ideal response?