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30 Cards in this Set
- Front
- Back
Which of the following enzymes functions at the lowest PH?
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Pepsin
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All of the following nutrients are absorbed by blood capillaries of the villus except?
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Fat
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The absorption of ___ depends on presence of Vitamin D?
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Calcium
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Most of the water entering the digestive tract each day comes from?
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Gastro Intestinal Secretion
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The small intestine is suspended from the dorsal body wall by?
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Mesentery
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What nutrient is recommended to have more of each day?
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Carbohydrates
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Next to water, the most abundant substance in cow's milk is?
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Lactose
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The most significant product of the ornithine cycle is?
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Urea
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A gram of fat has about ____ the calories of a gram of starch
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Twice
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Eicosanoids and bile salt are made from which of the following nutrients?
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Fats and Lipids
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Glucostats are cells located in?
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Hypothalamus
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What are the macronutrients
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Fats, starch, proteins, carbohydrates, water, lipids, and minerals
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When fats are incompletely oxidized, they yield ___, which may cause acidosis
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Ketone
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Our need for ____ is met partly by our own intestinal bacteria
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Magonese
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What are all the vitamins?
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A,K,B,D,E
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The coenzymes of aerobic respiration are synthesized from?
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B vitamins
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The conversion of amino acids to glucose is called?
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Gluconeogenesis
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What are the functions of the liver?
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Secretion of bile, produce urea clotting factor
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The synthesis and storage of triglycerides is called?
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Lipogenesis
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What are Ketone bodies?
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B-Hydroxybutyric acid
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The basal metabolic rate should be measured when a person?
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Is comfortable in a post absorptive state,12-14 hrs after last meal
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The loss of body heat by conduction can be enhanced by?
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Convection
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A blood PH below 7.35 is called ____
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Acidosis
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What are Aquaporins?
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Water channel proteins
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Excessive ADH secretion is most likely to produce?
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Hypotonic hydration
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The____ is a serous membrane that extends from the lesser curvature of the stomach to the liver?
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Lesser Omentum
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Pepsin is produced from a zymogen called ____
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Pepsinogen
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Each hepatic lobule consists of plates of epithelial cells radially arranged around a blood vessel called the ________
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Central Vein
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The duodenal hormone_____ stimulates the liver and pancreas to secrete bicarbonate?
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Secretion
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The partially digested slurry that passes from the stomach into the small intestine is called _______
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Chime
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