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Digestive System

Quiz by Alison

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29 questions
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  • Q1
    digestive tube that extends from the mouth to the anus
    alimentary canal
    30s
  • Q2
    the process of chewing
    mastication
    30s
  • Q3
    A muscular tube that connects the mouth to the stomach.
    esophagus
    30s
  • Q4
    The innermost layer of the human digestive tract; in some parts of the digestive system, it contains mucus-secreting cells and glands that secrete digestive enzymes
    mucosa
    30s
  • Q5
    A layer of the human digestive system that contains nerves, blood vessels, and lymph nodes
    submucosa
    30s
  • Q6
    Breakdown of polymers into monomers that can be absorbed and used
    digestion
    30s
  • Q7
    The process by which nutrient molecules pass through the wall of the digestive system into the blood
    absorption
    30s
  • Q8
    Involuntary waves of muscle contraction that keep food moving along in one direction through the digestive system.
    peristalsis
    30s
  • Q9
    circular ring of muscle that constricts a passage or closes a natural opening
    sphincter
    30s
  • Q10
    An enzyme present in gastric juice that begins the digestion of proteins
    pepsin
    30s
  • Q11
    The first part of the small intestine
    duodenum
    30s
  • Q12
    Middle part of small intestine
    jejunum
    30s
  • Q13
    Third portion of the small intestine
    ileum
    30s
  • Q14
    An organ of the digestive system that produces a fluid that neutralizes stomach acid and enzymes that help digest all types of food.
    pancreas
    30s
  • Q15
    Fingerlike extensions of the intestinal mucosa that increase the surface area for absorption
    villi
    30s

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