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Procedures lll
sacrum coccyx SI joints
| Question | Answer |
|---|---|
| What is the inferior portion of the sacrum called? | apex |
| What mass is on each side of the sacral? | ala |
| What is the coccyx compose of ? | 3-5 vertebrae |
| How does the coccyx curve? | inferiorly and anteriorly |
| what does the left and right ilia articulate with? | sacrum |
| How are the SI joints angled relative to midsaittal | 25-30º relative to the midsagittal plane |
| What kind of joints are the SI joints? | synovial irregular gliding with limited mobility |
| What is the CR for the AP axial sacrum? | 15º cephalic (up) angle entering 2" superior to pubic symphysis |
| What is the CR for the lateral sacrum? | Perpendicular entering at the level of ASIS and 3-4" posterior CENTERING FOR THE SACRUM |
| What is the CR for the AP axial Coccyx? | 10º caudal angle entering 2" superior to pubic symphysis |
| What is the CR for the lateral Coccyx? | Perpendicular and directed toward a point 3-4" posterior to the ASIS and 2" inferior CENTERING THE COCCYX |
| What is another name for the AP axial SI joints? | Ferguson method |
| What is the CR for the AP axial SI joints? Ferguson method | 2" below level of ASIS or 1.5 -2" above pubic symphysis. angulation 30º cephalic MALE 35º cephalic FEMALE |
| what is the angulation for AP axial SI joints? | angulation 30º cephalic MALE and 35º cephalic FEMALE |
| how much are the SI RPO and LPO elevated for the projection? | 25-30º |
| What is the CR for SI RPO and LPO ? | Perpendicular to the center of the IR entering 1" medial to elevated ASIS |
| For SI RPO and LPO which side is being examined? | the side farther from the IR ( the up side) |
| What is the KVP and MAS SI RPO and LPO ? | 70KVP 20 mAs |
| What does the AP oblique SI joint RPO show? | shows left joint |
| How much is the SI RAO and LAO elevated or rotated? | 25-30º up |
| where is the IR centered for SI RAO and LAO? | Center IR at the level of ASIS |
| What is the CR for SI RAO and LAO ? | perpendicular to the IR and centered 1" medial to ASIS closest to the IR. (DOWN SIDE) |
| For SI RAO and LAO which side is being examined? | The side closest to the IR. The down side |
| What does the superior portion of the first sacral segment resemble? | It resembles the lumbar region |
| Where is the sacrum wedged | Between the iliac bones of the pelvis |
| Where is the sacral canal located? | Posterior to the bodies of the sacral segments |
| True or false The right and left iliac articulate with the sacrum posteriorly at the sacral joints | True |
| What does the left and right iliac articulate with | sacrum |
| What does the superior articular process of the first sacral segment articulate with | It articulates with the inferior articular process of the left lumbar |
| What is the inferior portion of the sacrum | apex |
| The sacrum has an oval faucet for articulation with what? | the coccyx |
| what Does the first sacral segment articulation and the last lumbar articulation form | the last pair zygapophyseal joints |
| What is at the superior interior margin of the base of the sacrum | the sacral promontory |
| What is the superior portion of the sacrum called | base |
Created by:
knt5411
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