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Anatomy > Back Arthrology > Flashcards

Back Arthrology Flashcards

1
Q

3 Categories of joints

A

Synovial (Diarthrosis)
Fibrous (Synarthrosis)
Cartilaginous (Amphiarthrosis)

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2
Q

Synovial Joint with unaxial/gliding/sliding movement

A

Planar

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3
Q

Synovial uniaxial hinge joint

A

Ginglymus

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4
Q

Synovial pivoting joint with uniaxial rotation

A

Trochoid

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5
Q

Synovial biaxial joint with one or two surfaces articulating with one or two convex surfaces

A

Condyloid

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6
Q

Synovial biaxial saddle joint, both surfaces are convex and concave, false circumduction without rotation

A

Sellar

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7
Q

Synovial multiaxial ball and socket joint, allows circumduction in multiple planes

A

Spheroidal

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8
Q

What is a compound synovial joint?

A

A combination of any type of the synovial joints

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9
Q

Fibrous joint of interlocked bone separated by fibrous connective tissue

A

Suture

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10
Q

Fibrous interlocking bone with a jagged edge

A

Serrated suture

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11
Q

Fibrous joined bone with two beveled surfaces

A

Squamous suture

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12
Q

Fibrous joint of two blunt ends joined by fibrous connective tissue

A

Planar suture

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13
Q

Fibrous tongue-in-groove joined by fibrous connective tissue

A

Schindylesis

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14
Q

Fibrous peg-in-socket joined by fibrous connective tissue

A

Gomphosis

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15
Q

Fibrous joint of two bones separated by a fibrous membrane

A

Syndesmosis

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16
Q

Primary cartilagenous joint characterized by temporary cartilaginous unions of hyaline cartilage between the Diaphysis and the Epiphysis of growing bone

A

Synchondrosis

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17
Q

Secondary cartilagenous joint characterized by strong slightly moveable joints united by fibrocartilage

A

Symphysis

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18
Q

What is a joint that includes articulations from more than one of the 3 main categories of joints?

A

Compound joint

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19
Q

What kind of compound joint is C1/C2?

A

Compound Synovial joint (planar and trochoid)

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20
Q

What is the joint between the Uncinate Process of the Inferior Vertebra and beveled inferior surface of the superior vertebra?

A

Uncovertebral Joint (of Luschka)

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21
Q

What ligament travels on the dorsal surface of the vertebral bodies?

A

Posterior Longitudinal Ligament

22
Q

What is the structure that appears to have pale yellow fibers and travels on the ventral surface of the Vertebral Laminae?

A

Ligamentum Flavum

23
Q

What ligament travels between adjacent spinous processes?

A

Interspinous Ligament

24
Q

What ligament appears as fibrous cords in the Thoracic region and as thin membranes in the Lumbar Region?

A

Intertransverse Ligament

25
Q

What ligament travels on the dorsal surface of the Vertebral Spinous Processes, renamed the Ligamentum Nuchae in the Cervical Region?

A

Supraspinous Ligament

26
Q

Two portions of the Intervertebral Discs

A

Annulus fibrosis

Nucleus Pulposus

27
Q

What is the tough fibrous outer region of the Intervertebral Discs?

A

Annulus fibrosis

28
Q

What is the soft gelatinous inner portion of the intervertebral discs?

A

Nucleus pulposis

29
Q

What is the result of herniation of the nucleus pulposis?

A

Compression of the spinal nerve roots, Cauda Equina, and Spinal Nerves

30
Q

A prolapse at C5/6 affecting spinal nerve 6 is an example of what rule?

A

Second Number Rule

31
Q

The atlantooccipital joint is an example of what kind of joint?

A

Condyloid synovial joint

32
Q

What does the atlantooccipital joint articulate?

A

Atlas and the basilar occipital bone

33
Q

Parts of the atlantooccipital joint

A

Anterior and posterior atlantooccipital membranes

Tectorial membrane

34
Q

Connection of the Anterior Atlantooccipital membrane

A

Anterior arch of the Atlas to the Basilar Occipital B.

35
Q

Cxn of Tectorial Membrane

A

Posterior surface of the Body of the Axis to the anterior internal margin of the Foramen Magnum on the Occipital B.

36
Q

Cxn of the Posterior Atlantooccipital Membrane

A

Anterior surface of the posterior arch of the atlas to the posterior internal margin of the Foramen Magnum of the Occipital B.

37
Q

The Median Atlantoaxial Joint is an example of what kind of joint?

A

Trochoid Synovial Joint

38
Q

What does the Median Atlantoaxial joint articulate?

A

Anterior facet of the dens of the axis and the articular facet for the dens on the Atlas

39
Q

Parts of the Median Atlantoaxial joint

A

Cruciate ligament
Alar Ligament
Apical L. of the Dens

40
Q

What are the three parts of the Cruciate L. ?

A

Superior Longitudinal Band
Transverse L. of the Atlas
Inferior Longitudinal Band

41
Q

Cxn of the Superior longitudinal band

A

Occipital B. to the Transverse L.

42
Q

Cxn of the Transverse L. of the Atlas

A

Tubercle of the Transverse L to contralateral Tubercle of the Transverse L.

43
Q

Cxn of the Alar L.

A

Odontoid Process of Axis to lateral margins of the Foramen Magnum

44
Q

Cxn of the Apical L. of the Dens

A

Apex of the Dens to the anterior internal margin of the Foramen Magnum

45
Q

The Lateral Atlantoaxial Joint is an example of what kind of joint?

A

Planar Synovial Joint

46
Q

What does the Lateral Atlantoaxial Joint articulate?

A

Superior and Inferior Articulating processes of the Atlas and Axis

47
Q

The Lumbosacral Joint is an example of a compound joint, of what types of joint?

A

Symphysis

Planar Synovial

48
Q

Where does the Lumbosacral joint articulate?

A

Between L5 and the Sacrum

49
Q

What ligaments are absent from the Lumbosacral Joint?

A

Interspinous L.
Intertransverse L.
Supraspinous L.

50
Q

Parts of the Lumbosacral joint

A

Anterior and Posterior Longitudinal Ligaments
Ligamentum Flavum
Iliolumbar L.
Intervertebral Disc

51
Q

Cxn of the Iliolumbar L.

A

Travels from the L5 Transverse Processes to the Iliac Crest

52
Q

Cxn of the Lumbosacral L.

A

Travels from the L5 Transverse Process and Body to the Sacral Area

Anatomy (6 decks)

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