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2011-10-29 14:01:00

Bio Skeletal
Show Answers:

  1. The axial skeleton includes all of the following except the

    A) skull.
    B) ribs and sternum.
    C) vertebral column.
    D) pelvic girdle.
  2. Which of the following common terms for the surface features of bones is used to describe a hole through a bone?

    A) sinus
    B) fovea
    C) alveolus
    D) foramen
  3. The suture that lies between the left and right parietal bones is the

    A) longitudinal suture.
    B) squamous suture.
    C) sagittal suture.
    D) coronal suture.
    E) lambdoidal suture.
  4. The sella turcica, which houses the pituitary, is part of what cranial bone?

    A) occipital
    B) sphenoid
    C) frontal
    D) temporal
    E) parietal
  5. The optic nerve connects to the eyeball after passing through the optic foramen. The optic foramen is found in which of the following bones of the skull?

    A) frontal
    B) sphenoid
    C) ethmoid
    D) lacrimal
  6. All of these bones contain sinuses except

    A) nasal.
    B) ethmoid.
    C) frontal.
    D) sphenoid.
    E) maxillary.
  7. If you had a middle ear infection, to which of the following bone areas is the illness most likely to spread?

    A) hypophyseal foramen
    B) sella turcica
    C) perpendicular plate
    D) mastoid part
    E) mandibular fossa
  8. The meninges attach to several bony points in the skull. One of the places they attach is

    A) the sella turcica.
    B) the lateral pterygoid plate.
    C) palatine processes.
    D) the zygomatic arch.
    E) the crista galli.
  9. Which of the four curves of the adult vertebral column develop as an infant begins to lift its head?

    A) pelvic
    B) thoracic
    C) cervical
    D) lumbar
  10. The spinal nerves exit the vertebral column by passing through the intervertebral foramen. What part of each vertebra is notched to form the intervertebral foramen?

    A) lamina
    B) pedicle
    C) body
    D) transverse process
  11. This region contains the atlas and the axis.

    A) cervical
    B) thoracic
    C) lumbar
    D) sacral
  12. The upper most portion of the sternum is the ________________.

    A) gladiolus
    B) manubrium
    C) xiphoid
    D) body
  13. When the elbow is straightened, the olecranon process of the ulna fits into which part of the posterior surface of the humerus?

    A) capitulum
    B) ulnar notch
    C) olecranon fossa
    D) coronoid fossa
  14. The pollex contains how many phalanges?

    A) 1
    B) 2
    C) 3
    D) 5
  15. The humerus has its superior articulation with the

    A) brachium.
    B) radial tuberosity.
    C) trochlear notch.
    D) semilunar cavity.
    E) glenoid cavity.
  16. The bones surrounding the obturator foramen are the

    A) pubis and ischium.
    B) pubis and ilium.
    C) ilium and ischium.
    D) pubis, ischium, and ilium.
  17. The head of the femur articulates with the hip bone at the

    A) obturator foramen.
    B) greater sciatic notch.
    C) acetabulum.
    D) pelvic inlet.
  18. The lateral malleolus is found on the distal end of which of the following bones?

    A) tibia
    B) femur
    C) fibula
    D) calcaneus
  19. A female pelvis, when compared to a male's has a

    A) more lateral acetabulum.
    B) greater angle of pubic arch.
    C) heavier bones.
    D) taller public symphysis.
    E) heart-shaped pelvic outlet.
  20. Describe why the Hyoid bone is so unique:
    hyoid bone doesnt articulate with another bone, while all the other bones of the body articulate with other bones. the hyoid bone articulates with muscle, and is the attachment for the tounge, mandible, and larynx and holds the mucles in place. the hyoid is located in the neck
  21. what are the three paranasal sinuses?
    • 1. frontal
    • 2. ethmoid
    • 3. maxillary

    The three sinuses are connected to the nasal caviety, and are lined by mucous membranes. The sinuses are air - filled space. When you have a cold the spaces add the nasaly resonceses.
  22. what are the functions of the vertebral column?
    • 1. support the skull and trunk
    • 2. movement
    • 3. protects the spinal cord
    • 4. absorbs shock
  23. There are ___ cervical vertebrae, ___ thoracic vertebrae, and ___ lumbar vertebrae.
    7, 12, 5
  24. the _____ is 4 fused vertebrae - they fuse around age 20 - 30, while the ____ is 5 fused vertebrae that fuse around 16 - 26 years old
    coccyx and sacrum
  25. the _____ is superior to the _____.
    sacrum, coccyx
  26. what is the fxn of the thoracic cage?
    • 1. encloses the heart, lungs and great vessels
    • 2. protects organs
  27. what makes up the thoracic cage?
    • 1. Sternum - manubrium, body, xyphoide process
    • 2. Ribs
    • 3. Thoracic vertebrae
  28. what makes up the pelvic gridle? what are the fxns of the pelvic gridle?
    2 hip bones, sacrum, sacroiliac joint, pubic symphysis

    support the trunk, enclose and protect the organs of the pelvis
  29. the patella is known as a ________ bone.

  30. Name the carpals:
    • Scaphoid
    • Lunate
    • Triquetrum
    • pisiform
    • Trapezium
    • Trapezoid
    • Capitate
    • Hamate
  31. the thumb, called the ____ is in positin # 1 and only has 2 phalanges, the proximal and distal.
  32. what is the difference between the axial and appendicular skeletons.
    the axial is the central core of the body, while the appendicular is the appendges or arms and legs.
  33. list the bones of the axial skeleton:
    skull, vertebrae, thoracic cavitiy, sternum, and hyoid
  34. list the bones of the appendicular skeleton:
    arms, legs, upper limbs, pectoral girdle, pelvic girdle, and lower limbs
  35. what is the location and fnx of the foramen magnum?
    • Location: occipital bone
    • fnx: allows the spinal cord to pass thru
  36. Name the 8 kinds of facial bones:
    • 1. Nasal
    • 2. Ethmoid
    • 3. Zygomatic
    • 4. maxilla
    • 5. mandible
    • 6. lacrimal
    • 7. vomer
    • 9. inferor nasal conchae
  37. list the features of the sternum
    • manubrium
    • body
    • xiphoid process
  38. list the features of the scapula:
    • spine
    • acromioin process
    • coracoid process
    • glenoid fossa
  39. list the features of the humerus:
    • head : glenoide cavity articulation
    • deltoid tuberosity: deltoid muscle attachment, rough elevated surface
    • olecranon fossa: insertion for olecranon of the ulna
    • trochlea: ulna artiuclation
    • capitulum: raidus articulation
    • medial epicondyles: funny bone
    • lateral epiconndyles
  40. list the proximal carpals of the hand:
    scaphoid, lunate, triquetrum, pisiform
  41. list the distal carpals of the hand:
    trapezium, trapezoid, capitate, hamate
  42. list the features of the coxal bone:
    • acetabulum: connects to femur, socket
    • obturator foramen
    • ilium (4 spines)
    • ischium: what you sit on
    • pubis
    • pubis symphysis
    • auricular surface: articulation with the sacrum
  43. list the features of the femur:
    • head: fits into the acteabulum
    • greater trochanter
    • lesser trochanter: both used for muscle attachment
    • medial condyles
    • medial eipcondyles
    • lateral condyles
    • lateral eipcondyles
    • patellar surface
    • linea aspera: rough line
    • patella: developes in tendons, ossifies at 3-6 years old
  44. a rounded knob that articulates with another bone is called a:
  45. a smooth, flat, slightly concave or convex articular surface is called a:
  46. the prominent expanded end of a bone, sometimes rounded is called a:
  47. a narrow ridge is called a:
  48. a projection superior to a condyle is called a:
  49. a slightly raised, enlongated ridge is called a:
  50. a bony prominence is called a:
  51. a sharp, slender, or narrow process is called a:
  52. two massive porcess unique to the femur is called a:
  53. a small, rounded process is called a
  54. a rough, elevated surface is called a
  55. a pit or socket is called an
  56. a shallow, borad, or enlongated basin is called a
  57. a small pit
  58. a hole thru a bone, usually rounded is called a
  59. an opening into a canal is called a
  60. an air filled space in a bone
  61. humans have ___ pairs of true ribs and ___ pairs of false ribs

    a. 5,7
    b. 12,5
    c. 5,2
    d. 7,5
  62. which of the following is NOT a function of the skeletal system?

    a. electrolyte balance
    b. blood cotting
    c. movement
    d. protection
  63. a hole through the bone ( usually round) is called a:

    a. foramen
    b. fossa
    c. condyle
    d. process
  64. The crista galli and cribiform plate are characteristics of which bone?

    a. sphenoid
    b. lacrimal
    c. illium
    d. ethmoid
  65. what are the Fxns of the skeletal system:
    • Support
    • movement
    • protection
    • electrolyte balance
    • store Ca2+ and PO4-
    • blood formation
  66. List some bones that are considered short bones:
    • Carpals
    • tarsals
    • petella
  67. list some long bones:
    • humerus
    • radius
    • ulna
    • femur
    • tibia
    • fibula
    • metacarpals
    • metatarsals
    • phlanges
  68. list some flat bones:
    • parietal bones
    • sternum
    • scapula
    • ribs
    • hip bones
  69. list some irregular bones:
    • vertebrae
    • sphenoid
    • ethmoid
  70. List the structure, location and fxn of fontals
    • Structure: fiborous membranes
    • Location: anterior, posterior, mastoid, sphenoid
    • Fxns: allow the skull to shift when passing thru the vaganial canal, allows for rapid brain growth