Anatomy Chapter 29

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LaizyDaizy79
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77607
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Anatomy Chapter 29
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2011-04-11 23:08:23
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Human Anatomy
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Digestive System, Part 1
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  1. What is the branch of medicine concerned with the structure, functions, diseases, and pathology of the stomach and intestines?
    gastroenterology
  2. What is the primary function of the digestive system?
    prepares food for cellular utilization
  3. What are the two categories of organs that make up the digestive system?
    digestive organs & acessory digestive organs
  4. The oral cavity, pharynx, esophagus, stomach, small intestine, and large intestine make up what portion of the digestive system?
    gastrointestinal tract
  5. The teeth, tongue, salivary glands, liver, gallbladder, and pancreas make up what portion of the digestive system?
    accessory digestive organs
  6. What function of the digestive system involves the introduction of solid and liquid nutrients into the oral cavity?
    ingestion
  7. What function of the digestive system involves the breakdown of large food items into smaller structures and molecules?
    digestion
  8. What aspect of digestion involves the break down of ingested material into smaller pieces of the same material?
    mechanical digestion
  9. What aspect of digestion involves the break down of of molecules into their component parts?
    chemical digestion
  10. What is the medical term for chewing?
    mastication
  11. What is the process of muscular contraction that forms ripples along part of the GI tract and causes material to mvoe further along the tract?
    peristalsis
  12. What is the churning and mixing of movement that occurs in the small intestine?
    segmentation
  13. What is the process of producing and releasing fluid products, such as acid, bile, digestive enzymes, and mucin?
    secretion
  14. What is the passive or active transport of electrolytes, digestion products, vitamins, and water across the GI tract epithelium and into GI tract blood and lymphatic vessels?
    absorption
  15. What are all the undigestable materials as well as waste products secreted by the accessory organs into the GI tract and discharged through the anus?
    feces
  16. What is the process of elimination by the digestive system?
    defecation
  17. What is the anatomical term for the mouth?
    oral cavity
  18. What type of tissue lines the oral cavity?
    non-keratinized stratified epithelium
  19. What muscle lies within the cheek?
    buccinator
  20. What are the anterior terminations of the cheeks?
    lips
  21. What is the anatomical term for the gums?
    gingivae
  22. What thin folds of mucosa on the midline attach the lips to the gums?
    labial frenulum
  23. What forms the roof of the mouth?
    palate
  24. What are the two portions of the palate?
    hard & soft palate
  25. What bones form the hard palate?
    palatine & maxilla
  26. What is the conical median projection of the soft palate?
    uvula
  27. What is the opening between the oral cavity and the oropharynx?
    fauces
  28. What are the anterior and posterior boundaries of the opening between the oral cavity and the oropharynx?
    glossopalatine & pharyngopalatine arch
  29. What accessory organ of the digestive system lies on the floor of the oral cavity and is composed largely of skeletal muscle covered with stratified squamous epithelium?
    tongue
  30. What thin, vertical mucous membrane attaches the floor of the tongue to the floor of the oral cavity?
    lingual frenulum
  31. How many pairs of multicellular salivary glands are there?
    3
  32. What salivary glands are located anterior and inferior to the ear and partially cover the masseter?
    parotid salivary glands
  33. What structure drains the largest salivary glands?
    parotid duct
  34. Where does the parotid gland enter the oral cavity?
    the second upper molar
  35. What salivary glands lie inferior to the body of the mandible?
    submandibular salivary glands
  36. What structure drains the salivary glands lying inferior to the body of the mandible?
    submandibular duct
  37. Where do the ducts of the submandibular glands enter the oral cavity?
    lateral sides of the lingual frenulum
  38. What salivary glands are named for their position inferior to the tongue?
    sublingual salivary glands
  39. What part of a tooth is exposed and covered with enamel?
    crown
  40. What part of a tooth lies within the gums?
    neck
  41. What part of a tooth lies within the bone of the jaw?
    root
  42. What are the sockets that hold the roots of the teeth?
    alveoli
  43. What processes of what bones hold the teeth?
    alveolar processes of the maxilla & mandible
  44. What forms the primary mass of a tooth?
    dentin
  45. What material covers the crown of a tooth?
    enamel
  46. What is the space that lies within the center of a tooth?
    pulp cavity
  47. What fills the space within a tooth?
    pulp
  48. What passage within a tooth opens into the connective tissue surrounding root and is continuous with the pulp cavity?
    root canal
  49. What is the opening between the root canal of a tooh and the surrounding connective tissue?
    apical foramen
  50. What surface of a tooth is closest to the midline?
    mesial surface
  51. What surface of a tooth is farthest from the midline?
    distal surface
  52. What surface of a tooth is adjacent to the internal surface of the cheek?
    buccal surface
  53. What surface of a tooth is adjacent to the internal surface of the lip?
    labial surface
  54. What surface of a tooth faces the tongue?
    lingual surface
  55. What surface of a tooth is where the teeth from the opposing superior and inferior arches meet?
    occlusal surface
  56. What set of teeth erupt between 6 months and 30 months after birth and are eventually lost?
    deciduous teeth
  57. What set of teeth begin appearing at about six years of age and remain through the lifetime of the individual?
    permanent teeth
  58. How many deciduous teeth are there?
    20
  59. How many permanent teeth are there?
    32
  60. What chisel-shaped teeth have only one root?
    incisors
  61. What teeth have a pointed tip for puncturing and tearing?
    canine teeth
  62. What teeth have flat crowns with prominent ridges and may have one or two roots?
    premolars
  63. What teeth are the thickest, have large, broad, flat crowns with distinctive cusps and three or more roots?
    molars
  64. What three pairs of skeletal muscles form the wall of the pharynx and take part in swallowing?
    pharyngeal constrictors

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