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Ch. 9 Cervical Spine Flashcards

1
Q

What are the five projections for C-Spine?

A
  • Lateral Grandy Method pg. 447
  • (2) AP Axial Oblique RPO and LPO pg. 451
  • AP Axial pg.445
  • AP Open Mouth pg. 442
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2
Q

What is the central ray for AP C1-C2 Open Mouth and breathing instructions?

A
  • Perpendicular to the center of the IR, Enters the patient at the midpoint of open mouth
  • Respiration: instruct the patient to keep their mouth wide open and to say “Ah”
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2
Q

AP Axial C1-C2, Open Mouth:

What is the SID and part position?

A

SID 40-48 inches; 30 inches may be used
- Patient MSP of the head perpendicular to the plane of the table for supine or bucky board if upright
- Align the edge of the upper incisors and mastoid tip perpendicular to the IR
- Mouth open as wide as possible

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3
Q

Collimation for AP Open Mouth?

A

5 x 5 inches

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4
Q

What structures are shown on an AP Open Mouth Projection?

A

Atlas and Axis through the open mouth

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5
Q

Evaluation Criteria for AP Open Mouth:

Pg. 443

A
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6
Q

AP Axial C-Spine:

SID and Patient / Part Position?

A

SID 40-48 inches / 15-20 degree cephalad angle

  • Supine or Upright
  • Shoulders in the same horizontal plane to prevent rotation
  • MSP aligned with the long axis of the IR
  • Extend the chin enough so that the occlusal plane is perpendicular to the IR
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7
Q

What is the central ray and respiration for AP Axial C-SPine projection?
Collimation?

A
  • Directed through C4 at an angle of 15 to 20 degrees cephalad
  • Suspend
  • 10 inches lengthwise and 1 inch beyond the skin shadow on the sides
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8
Q

Structures shown on an AP Axial C Spine:

pg. 446

A
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8
Q

Evaluation Criteria for AP Axial C Spine:

pg. 446

A
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9
Q

Lateral Projection Grandy Method C-Spine:

What is the SID and Patient/Part Position?

A
  • 60-72 inches SID
  • Upright, seated, or standing
  • Top of the IR is about 1 inches above the external acoustic meatus (EAM)
  • Center the coronal plane that passes through the mastoid tips to the midline of the IR
  • Shoulders in the same horizontal plane, relaxed down
  • Chin elevated and mandible protruded
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10
Q

Lateral Projection Grandy Method C-Spine:

Central Ray, Respiration, and Collimation?

A
  • CR horizontal and perpendicular to C4
  • 10 x 12 inches
  • Suspend respiration at the end of full expiration to obtain maximum depression of the shoulders
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11
Q

Structures shown and Evaluation Criteria for Lateral Projection Grandy Method C Spine

Pg. 448

A
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12
Q

AP Axial Oblique RPO and LPO C -Spine:

What is the SID and Patient/Part Position?

A

60-72 inches SID / 15 - 20 degree cephalad angle
- Supine or Upright
- Adjust the head and body at a 45-degree angle, and center the cervical spine to the midline of the body

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13
Q

AP Axial Oblique RPO and LPO C -Spine:

Central Ray, Collimation and respiration?

A
  • CR directed to C4 at a cephalad angle of 15-20 degrees
  • 10 x 12 inches
  • Suspend
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14
Q

AP Axial Oblique RPO and LPO C -Spine:

Structures Shown and Elevation Criteria
Pg. 450

A
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15
Q

How many bones make up the cervical spine?

A

Seven, C1-C7

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16
Q

An AP Oblique projection of the cervical spine is taken; how many degrees is the patient rotated?

A

45 Degrees

17
Q

What projection of the C Spine shows the odontoid process?

A

AP Open Mouth

18
Q

How is the CR angled and projected for the lateral projection of the cervical spine?

A

horizontal and perpendicular to C4

19
Q

What projection of the C spine shows the intervertebral foramina?

A

AP Axial Oblique

20
Q

The Axis is ___ and the Atlas is ____

21
Q

If an AP Axial projection of the cervical spine is taken. which position would the patient be in to show the right intervertebral foramina?

22
Q

If the intervertebra foramen is narrowed on an axial oblique projection of the C spine, how was the patient rotated?

A

Less then 45 degrees, Under

23
Q

What projection of the cervical spine shows the zygapophyseal joints?

24
Q

The cervical curve is convex or concave posteriorly?

25
Q

The cervical vertebral column is considered?

A

True or moveable

26
Q

When viewed from the side the vertebral column has 4 curves, the C spine is considered?

27
Q

Is the C spine considered primary or secondary?

28
Q

The shoulders are rotated posteriorly and depressed as much as possible for what projection?

A

Lateral C SPine

29
Q

Is the C spine considered convex or concave anteriorly?

30
Q

The cervical spine develops when an infant begins to hold their head up at about how many months?

A

3-4 months

31
Q

For a lateral projection of the cervical spine, the CR is directed to enter where?

32
Q

C1

A

Mastoid Tip

33
Q

C2-C3

34
Q

C3-C4

A

Hyoid Bone

35
Q

C5

A

Thyroid Cartilage

36
Q

C7

A

Vertebra Prominens

37
Q

Lateral Cervical Spine:

What is the SID, tube angle or no, Central Ray?

A
  • 72 SID
  • NO tube angle
  • CR horizontal and perpendicular to C4
38
Q

RPO and LPO Cervical Spine Obliques:

What is the SID, tube angle or no, Central ray?

A
  • 72 SID
  • 15-20 degree cephalad tube angle
  • CR is directed to enter C4
39
Q

AP Axial Cervical Spine:

What is the SID, is there a tube angle or no, Central Ray?

A
  • 40 SID
  • 15-20 cephalad tube angle
  • CR directed to enter C4
  • 10 x 12 lengthwise IR
40
Q

AP Open Mouth Cervical Spine:

What is the SID, is there a tube angle or no, Central Ray?

A
  • 40 SID
  • NO tube angle
  • CR is perpendicular and entering midpoint of the mouth
41
Q

What is another name for C2?

42
Q

The intervertebral foramina and Pericles are ___from the IR on an cervical AP axial oblique projection.

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