Explain the differences between metabolites and nutrients
What will be an ideal response?
Metabolites are molecules that can be synthesized or broken down by chemical reactions inside our bodies. Nutrients are essential metabolites normally obtained from the diet.
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Peyer's patches are found in the submucosa of the distal end of the small intestine
Indicate whether the statement is true or false
What is the ratio of organic compounds to inorganic components in the composition of bone?
A) Organic compounds make up 25%; inorganic components make up 75%. B) Organic compounds make up 75%; inorganic components make up 25%. C) Organic compounds make up 33%; inorganic components make up 67%. D) Organic compounds make up 67%; inorganic components make up 33%. E) Organic compounds make up 18%; inorganic components make up 82%.
A brush border of microvilli belongs to ______ epithelium found in the _________.
A) Pseudostratified; nasal cavity. B) Simple cuboidal; esophagus. C) Simple columnar; small intestine. D) Stratified squamous; anal canal. E) Stratified squamous; esophagus.
What is described by the Frank-Starling mechanism of the heart?
A. the relationship between end-diastolic volume and heart rate B. the relationship between end-systolic volume and stroke volume C. the relationship between length and tension in cardiac muscle cells D. the relationship between sympathetic stimulation and stroke volume E. the relationship between arterial blood pressure and stroke volume