Cross Sectional Anatomy

  1. Divides along the long axis
  2. Divides perpendicular to the long axis
    Cross or Transverse
  3. Divides across the long axis at other than a right angle
  4. Separates into right and left halves
  5. Runs through the midline; divides into equal halves
    Midsagittal or Median
  6. Runs to one side of the midline
  7. Runs vertically and divides into anterior and posterior portions
    Frontal or Coronal
  8. Divides the body into superior and inferior portions
    Transverse or Horizontal
  9. Cranial cavity and the vertebral canal
    Dorsal Cavities
  10. Thoracic cavity, Diaphragm, Abdominal cavity and Pelvic cavity.
    Ventral Cavities
  11. The trachea terminates by bifurcating
    into two primary bronchi at roughly which level of the vertebra?
  12. Cervical vertebral curve
    Lordotic curve
  13. Thoracic vertebral curve
    Kyphotic curve
  14. Lumbar vertebral curve
    Lordotic curve
  15. Sacrum, Sacral hiatus and Coccyx curve
    Kyphotic curve
  16. Number of cervical vertebra?
    7 vertebra
  17. Number of thoracic vertebra?
    12 vertebra
  18. Number of lumbar vertebra?
    5 vertebra
  19. “Heart-shaped” vertebral bodies, as seen in
    cross-section, are characteristic of what region of the spine?
  20. “Oval” vertebral bodies, as seen in
    cross-section, are characteristic of what region of the spine?
  21. “kidney bean” vertebral bodies, as seen in
    cross-section, are characteristic of what region of the spine?
  22. What rib is the last to have cartilage connecting to the sternum?
    rib 7
  23. The thorax is divided from the abdominopelvic cavity by the __________.

    A. diaphragm
  24. The serous membrane that encompasses the lungs is the

    C. pleura
  25. Match the following terms with their definitions

    3. frontal
    4. distal
    5. transverse
    6. deep

    a. away from the surface
    b. farther from the trunk
    c. closer to the head
    d. separates into anterior and posterior halves
    e. divides perpendicular to the long axis
    • 3 D
    • 4 B
    • 5 E
    • 6 A
  26. A curvature of the thoracic spine in the frontal plane

    A. scoliosis
  27. Costal facets are found in the vertebrae of what region?

    D. thoracic
  28. The vertebral foramen is relatively smallest in what region?

    B. thoracic
  29. The articular surfaces of the zygopophyseal joints of the lumbar vertebrae are roughly oriented in the ____________ plane.

    B. sagittal
  30. The first most prominent spinous process is at

    B. C7
  31. Intervertebral disc herniations are most frequent at what level?

    D. lumbar
  32. The vertebral body of C1 is replaced by the

    B. dens
  33. The sternal angle coincides with what vertebral level?

    D. T4/5
  34. The xyphisternal joint lies at the level of

    D. T8/9
  35. The horizontal fissure crosses the _____ rib at the midaxillary line.

    B. 5
  36. The base of the heart lies at what vertebral level?

    B. T4/5
  37. The reflected “cuff” of pleura beneath the root of the lung is the

    A. pulmonary ligament
  38. The aorta arises from the

    D. left ventricle
  39. The most anterior vessel to branch off the aortic arch is the

    D. brachiocephalic artery
  40. The vessel that bifurcates inferior to the aortic arch is the

    D. pulmonary trunk
  41. The esophagus lies immediately posterior to the

    C. left atrium
  42. The scapular line crosses the spine of

    D. T7
  43. The trachea divides into the primary bronchi between what levels?

    A. T5-7
  44. What chamber lies at “3:00” position in a supine patient seen in transverse section?

    C. left ventricle
  45. The valve that lies between the right atrium and the right ventricle is the

    B. tricuspid
  46. The first major branch off the left coronary artery is the

    C. anterior interventricular
  47. What vessel crosses anterior to the branches of the aortic arch?

    A. left brachiocephalic vein
  48. Which of the following is located between the thoracic vertebrae and the trachea?

    C. esophagus
  49. What vessels lies to the right of the ascending aorta?

    A. superior vena cava
  50. What vessel crosses superior to the root of the right lung?

    A. azygos vein
  51. The esophagus is naturally smaller in two areas. Which are?
    Where the trachea splits and where it passes through the diaphragm.
  52. Whats in the plural cavity?
    serous fluid (not the lungs)
  53. The apex is where in relation to the ribs?
    at the space between rib 4 and rib 5
  54. Pleura encompasses the lungs and fuses down to rib ___ while the lungs reach down to rib ___.
    10, 8.
  55. Pulmonary Arteries are (superior/inferior) to the pulmonary veins?
  56. Annulus Fibrosis is layered how?
    in different directions
  57. The nipple line of males is at the same level as what?
    the intercostal space between ribs 4 and 5.
  58. Another name for C1 is:
  59. The Atlantooccipital joint is:
    forming of superior articular process of atlas with occipital condyles of cranium.
  60. Another name for C2 is:
    • Axis
    • has odontoid process (dens) - which acts as pivot
  61. The Atlantoaxial joint is:
    superior articular joint of the axis with the atlas resting on top.
  62. The Sacrum has ___ segments (which have fused together) and ___ pairs of sacral foramina.
    5, 4.
  63. Closer to the head than another structure (usually synonymous with superior)
  64. Closer to the tail than another structure (usually synonymous with inferior)
  65. Belly
  66. Back
  67. Toward or on the surface
  68. Away from the surface. internal.
Card Set
Cross Sectional Anatomy
Cross Sectional Anatomy