SLCC ANATOMY CHAPTER 9

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SLCC ANATOMY CHAPTER 9
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2011-04-30 18:47:16
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SLCC ANATOMY
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Articulations
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  1. The
    three structural classes of articulations are
    fibrous, cartilaginous, and synovial joints
  2. Joints may be classified functionally on the basis of
    extent of movement allowed by the joint
  3. What are the three functional classes of joints?
    synarthroses, amphiarthroses, diarthroses
  4. The term cartilaginous is based on word root that literally translates as
    gristle
  5. A synarthrosis found only between adjacent skull bones is a
    suture
  6. In which kind of articulation does a periodontal ligament hold a tooth in its
    socket?
    gomphosis
  7. Epiphyseal
    plates in growing bones are examples of which type of articulation?
    synchondrosis
  8. The word root anulus most nearly means
    ring
  9. Articulating bones are separated only by a pad of fibrocartilage in a
    symphysis
  10. All of the following characterize a synovial joint except
    typically permits little or no movement
  11. Which of the following is not a function of synovial fluid?
    attacks pathogens and foreign particles
  12. The word root bursa most nearly translates as
    a purse
  13. Bursae are fibrous, saclike structures that are lined by a synovial membrane and
    contain
    synovial fluid
  14. Which term describes a joint injury in which the articulating bones have
    separated?
    dislocation
  15. A joint that permits movement in two planes is classified as
    biaxial
  16. In which type of angular motion does the bone move away from the midline,
    usually in the coronal plane?
    abduction
  17. When a bone pivots around its own axis, this movement is described as
    rotation
  18. Which type of special movement involves turning the sole of the foot laterally?
    eversion
  19. Which special movement crosses the radius and ulna so that the palm faces
    posteriorly?
    pronation
  20. Protraction is a movement of a body part in which direction?
    anteriorly in the horizontal plane
  21. Examples of ____________ joints are found between the metacarpals and phalanges
    of fingers 2 through 5.
    condyloid
  22. Of the following, which type of synovial joint limits angular movements to a
    single axis?
    hinge
  23. Examples of planar joints include
    • intercarpal joints
    • intertarsal joints
    • vertebrocostal joints
    • all of the above
  24. The intervertebral joints permit which of the following movements?
    shoulder
  25. The elbow is an extremely stable joint because of
    • interlocking surfaces of the humerus and ulna
    • a fairly thick, protective articular capsule
    • strong ligaments reinforcing the capsule
    • all of the above
  26. The articulation between the trapezium and the first metacarpal is a
    saddle joint
  27. All of the following characterize the coxal joint except
    only slightly less stable than glenohumeral joint
  28. The talocrural (ankle) joint is a highly modified hinge joint including
    articulations between which bones?
    tibia, fibula, and talus
  29. Which of the following are found in the foot?
    • interphalangeal joints
    • intertarsal and tarsometatarsal joints
    • metatarsophalangeal joints
    • all of the above
  30. The structural category comprising mostly temporary joints also includes
    which of the following?
    costochondral joints
  31. Which two of the following joints are structurally most similar?
    inferior tibiofibular joint, coronal suture
  32. Which two of the following joints are functionally most similar?
    atlanto-occipital joint, elbow joint
  33. Of the following joints, which two are most similar in the details of
    both structure and function?
    (1) coxal (2) talocrural (3) sacroiliac
    (4) glenohumeral
    1 and 4
  34. Gliding, angular, rotational, and special all
    describe
    syndesmosis
  35. Cartilage always connects two bones within a ____________, but a single length
    of cartilage may form a ____________ at one end and a different kind of joint at
    the other.
    symphysis; synchondrosis
  36. Articular cartilage is a special type of ____________ that lacks ____________.
    hyaline cartilage; a perichondrium
  37. What happens in the most severe form of shoulder separation?
    synostosis
  38. What type of movement occurs at the humeroulnar joint?
    angular
  39. Which of the following correctly matches a ligament of the knee joint with one
    of its stabilizing functions?
    lateral collateral ligament prevents hyperadduction of the leg
  40. Which of the following sets includes only synovial joints that contain
    fibrocartilage within their articular capsules?
    temporomandibular, glenohumeral, and knee
  41. Each of the following correctly matches a structural category of joint with a
    movement that it permits except
    uniaxial, opposition
  42. Supination is to lateral rotation as ____________ is to medial
    rotation
    .
    pronation
  43. Which of these joints permits dorsiflexion and plantar flexion?
    talocrural
  44. Which special movements involve raising a body part away from the floor relative
    to the anatomic position?
    elevation and dorsiflexion
  45. Rank the following joints in order from the least movable to the most freely
    movable: (1) elbow (2) glenohumeral (3) acromioclavicular (4) coxal (5)
    radiocarpal
    3, 1, 5, 4, 2
  46. Of the following joints, which are partitioned into two parts by an articular
    disc, creating two separate synovial cavities (essentially, "two joints in
    one")?
    sternoclavicular and temporomandibular
  47. Which one of the following is actually two separate articulations enclosed in a
    single articular capsule?
    elbow
  48. Each of the following selections names only planar synovial joints except
    tarsometatarsal and carpometacarpal joints
  49. The ____________ joint is a ____________ joint that allows rotational movement.
    atlantoaxial, pivot
  50. Which type of angular motion describes a circular path?
    circumduction
  51. The intercarpal and intertarsal joints are classified as
    • uniaxial joints
    • synovial (planar) joints
    • gliding diarthroses
    • all of the above
  52. Whereas the first sternocostal joint is a ____________, the articulations
    between the sternum and ribs 2-7 are ____________.
    synchondrosis; planar joints
  53. The greatest range of mobility of any joint in the body is found in the
    coxal joint
  54. A twisting motion of the foot that turns the sole laterally is called
    eversion
  55. A _____ is formed when two bones previously connected in a suture fuse.
    synostosis
  56. The ligament that helps to maintain the alignment of the condyles between the
    femur and tibia and to limit the anterior movement of the tibia on the femur is
    the
    anterior cruciate ligament
  57. The glenohumeral joint is primarily stabilized by the
    rotator cuff muscles that move the humerus.
  58. In a biaxial articulation
    movement can occur in two planes.
  59. A metacarpophalangeal (MP) joint, which has oval articulating surfaces and
    permits movement in two planes, is what type of synovial joint?
    condyloid
  60. The ligament that is not associated with the intervertebral joints is the
    pubofemoral ligament
  61. Which of the following is a function of synovial fluid?
    • lubricates the joint
    • provides nutrients for bone
    • absorbs shock within the joint
    • All of these are correct.
  62. All of the following movements are possible at the radiocarpal joint except
    rotation.

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