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22 Cards in this Set
- Front
- Back
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the process by which the digestive system breaks down food into molecules that the body can use
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digestion
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substances that speed up chemical reactions
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enzyme
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the process by which nutrients pass through the lining of your digestive system your blood
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absorption
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the junction between the digestive tract and the respiratory system
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pharynx
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a flap of tissue that seals off your trachea to prevent food from entering your lungs
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epiglottis
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waves of muscle contractions that continue to push food through the rest of the digestive system
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peristalsis
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the substance that occurs when food turns into a thick liquid as it enters the small intestine
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chyme
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a substance that physically brakes up large fat droplets
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bile
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the organ that stores bile
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gallbladder
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absorb nutrient molecules
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villi
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list the three main functions of the digestive system in order
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digestion, absorption, elimination
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when does food become chyme
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in the stomach
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result from consuming a food or drink that contains a poison or disease causing microorganism
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foodborne illness
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the spread of microorganisms from one food to another
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cross-contamination
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why is exercising important for digestive health
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it stimulates peristalsis
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the process by which the body collects and removes wastes
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excretion
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formed from a harmful waste product of protein breakdown
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urea
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filter urea other wastes from the blood
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kidneys
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a watery fluid produced by the kidneys that contains urea and other wastes
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urine
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tiny filtering units that remove wastes and produce urine
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nephrons
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tiny cluster of smaller blood vessels in a nephron and filters Urea salts glucose and some waters into a thin-walled capsule
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glomerulus
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when a machine is hooked up to a person that to filter blood in place of a kidney
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dialysis
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