The two neural plexuses in the small intestine are found in the smooth muscle layers and in the ______.
A. mucosa
B. submucosa
C. peritoneum
D. oblique layer
Answer: B. submucosa
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When using diet-planning tools such as the USDA Food Patterns, you should learn the definition of a serving size for the tool you're using, and then
A) eat as much as you're allowed to up to the serving size limit. B) measure your food intake to determine if you are meeting the guidelines. C) compare it with the serving sizes of other tools or plans. D) estimate your approximate food intake for each food group through the day.
Every 1% drop in average blood cholesterol level produces what percentage decline in heart disease risk?
A) 1% B) 2% C) 5% D) 10% E) 50%
A fasting blood LDL cholesterol level of 140 mg/dL is considered ________.
A. near optimal B. borderline high C. optimal D. high
What is the name given to the human organism two to eight weeks after fertilization and the stage at which the digestive system is formed?
a. Fetus b. Embryo c. Ectoderm d. Mesoderm