Exam (elaborations)
ATI TEAS 7 Science Pretest Questions and Answer.
- Course
- Science TEAS 7
- Institution
- University Of Florida College Of Medicine
ATI TEAS 7 Science Pretest Questions and Answer.
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ATI TEAS 7 Science Pretest Questionsand Answer
Inflammation, production of interferon, and ingestion of pathogens by phagocytes are nonspecific
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cellular responses by which of the following?
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A.) The internal aspect of adaptive immune system
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B.) Antibody-mediated immunity
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C.) The internal aspect of the innate immune system
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D.) Passive immunity - (correct answer) -C.) The internal aspect of the innate immune system
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If the external barrier is breached, the second line of defense is the internal aspect of the innate
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immune system, a collection of nonspecific cellular responses (inflammation, production of
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interferon, ingestion of pathogens by phagocytes).
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What feature of the adaptive immune system decreases the amount of time it takes for the body to
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respond to a particular antigen?
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A.) Unbroken skin
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,B.) Memory Cells
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C.) Cytotoxic T-cells
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D.) Inflammation - (correct answer) -B.) Memory cells
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Memory cells are a type of lymphocyte that responds more quickly to an antigen upon reintroduction
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of the pathogen.
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Which of the following occurs in the cardiac cycle if the impulse triggered a at the sinoatrial mode
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never reaches the Purkinje fibers of the heart?
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A.) The atria will not contract.
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B.) There will be an absence of systole.
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C.) The ventricles will not contract.
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D.) Diastole will shorten in duration. - (correct answer) -C.) The ventricles will not contract.
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The Purkinje fiber impulse causes the contraction of the ventricles.
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Which of the following describes the link between damages villi and malnutrition?
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, A.) Damaged villi decrease the nutrient-absorbing surface area in the gastrointestinal tract.
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B.) If villi are damaged, the surface area of the stomach is decreased.
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C.)Peristalsis of the large intestine will be diminished.
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D.) Damaged villi cause gastric reflux disease. - (correct answer) -A.) Damaged villi decrease the
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nutrient-absorbing surface area in the gastrointestinal tract.
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Villi of the small intestine provide a greater nutrient-absorbing surface area in the gastrointestinal
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tract.
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Which of the following organs is responsible for the majority of the chemical digestion and absorption
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of nutrients in the digestive system?
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A.) Large intestine
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B.) Small intestine
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C.) Liver
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D.) Pancreas - (correct answer) -B.) Small intestine
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The primary function of the small intestine is chemical digestion and absorption of nutrients.
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