NSC 170 Exam 1 Questions with Complete Solutions
How does nutrition influence disease? - Answer-plays a role in reducing-influencing risk for diseases
Which diseases are affected by nutrition - Answer-heart disease, cancer, stroke and diabetes
What are the basic principles of a well-balance...
Gastric and Duodenal Ulcers - Answer-stomach or small intestine
symptoms-bleeding, pain, vomiting, fatigue, weakness
causes-multiple causes
treatments-prescription drugs and an as-tolerated diet
Gallstones - Answer-Gallbladder
symptoms-cramps, bloating, abdominal pain, diarrhea
causes-high cholesterol containing bile that crystalizes and forms stones in duct
treatments-gallbladder removal, medication or shock wave therapy
, causes-swelling of the intestines
treatments-medication, nutritional or dietary supplements, surgery
Constipation - Answer-large intestine
symptoms-cramping, bloated uncomfortable feeling in abdomen
causes-too little water or too little fiber, inactivity
treatments-more water, fiber and exercise
Irritable Bowel Syndrome - Answer-large intestine
symptoms-diarrhea and constipation in alternating sequence; pain
causes-unknown causes; stress worsens condition
treatments-self management with fiber therapy, stress relief, and good sleeping habits
What are 2 examples of non-nutrients? - Answer-phytochemicals and fiber
What role do they play in our diets? - Answer-help fight many diseases
What influences are food choices? - Answer-taste and culture, social reasons and
trends, cost, time and convenience
How do these differ from past generations? - Answer-availability of prepared foods,
availability of cheap and processed foods, combo of farm subsidies and technology,
nutrient deficiency is less of a concern
What is the difference between hunger and appetite? - Answer-appetite-influenced by
our food preferences and psychological stimulation to eat
hunger-the brain with the help of hormones has a central role in communicating and
encouraging you to seek food
What is the "scientific method"? - Answer-a stepwise process used by scientists to
generate sound research findings
What are the basic steps? - Answer-1. observe and ask a question
2. formulate a hypothesis
3. conduct an experiment
4. if hypothesis not supported, revise or formulate a new hypothesis
What are the main roles of each group of nutrients? - Answer-carbohydrates-supply
glucose, the simple sugar that fuels your cells
fats-major fuel source and act as insulation and cushioning in the body
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