7754566
Descripción
Test por Nathan Butler, actualizado hace más de 1 año
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Creado por Nathan Butler
hace casi 8 años
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Pregunta 1
Pregunta
What is the purpose of mucus?
Respuesta
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To trap dust and other microorganisms.
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Maintain rhythm like gas exchange.
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Ensure transport of ions.
Pregunta 2
Pregunta
What is the properties of mucus in a person struggling with CF?
Respuesta
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Mucus is runnier
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Mucus contains segments of blood
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Mucus is stickier
Pregunta 3
Pregunta
What is the purpose of cilia in the lungs?
Respuesta
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Dissable pathogens.
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keep the lungs clean
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Regulate blood flow
Pregunta 4
Pregunta
How do cilia fulfill it's purpose?
Respuesta
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Using enzymes present in the epithelial cells.
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by beating and moving substances along the tube they line.
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inflating and deflating, propelling durt through open pores.
Pregunta 5
Pregunta
What are they three types of epithelial cells?
Respuesta
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squamous
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cubodial
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spherical
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columnar
Pregunta 6
Pregunta
Mucus lines the airways in the lungs. Mucus traps [blank_start]dust[blank_end] and [blank_start]microorganisms[blank_end]. Mucus is removed by the [blank_start]cilia[blank_end] in a wave like motion. A person with CF struggles with [blank_start]stickier[blank_end] mucus. This mucus is [blank_start]harder[blank_end] to remove by the cilia.
Respuesta
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dust
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microorganisms
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cilia
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stickier
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harder
Pregunta 7
Pregunta
The stickier the mucus, the more the mucus builds up. Thus [blank_start]increasing[blank_end] the distance at which [blank_start]respiratory[blank_end] substances diffuse through. In turn [blank_start]reducing[blank_end] the rate of diffusion and making gas exchange [blank_start]less[blank_end] efficient.
Respuesta
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increasing
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respiratory
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reducing
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less
Pregunta 8
Pregunta
White blood cells fight infection however how do they cause a problem in a person struggling with CF (in terms of mucus)?
Respuesta
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When white blood cells die they break down and release Dna which makes the mucus even sticker.
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when white blood cells come into contact with mucus then release antibodies which break down the epithelial cells.
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White blood cells And sodium present in the mucus react triggering mitosis.
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