Help
Options
Didn't know it?
click below
click below
Knew it?
click below
click below
Don't Know
Remaining cards (0)
Know
retry
shuffle
restart
0:00
Embed Code - If you would like this activity on your web page, copy the script below and paste it into your web page.
Normal Size Small Size show me how
Normal Size Small Size show me how
Spine/Thorax
Origins/Insertions/Actions
| Question | Answer |
|---|---|
| Erector Spinae Group: Origin/ Insertion | O: Common tendon that attaches to post. surface of sacrum, iliac crest, spinous processes of lumbar&last 2 thoracic verte. I: Various attachments at post. ribs, spinous&transverse processes of thoracic & cervical verte. &mastoid process of temporal bone |
| Erector Spinae Group: Action | A: Unilaterally: Laterally flex vertebral column to the same side Bilaterally: Extend the vertebral column |
| Spinalis | O: Spinous processes of upper lumbar & lower thoracic vertebrae & C-7, ligament nuchae I: Spinous processes of upper thoracic,cervicals, except C-1 |
| Longissimus | O: Common tendon, transverse processes of upper 5 thoracic vertebrae I: Lower 9 ribs, transverse processes of thoracic & cervical vertebrae, mastoid process of temporal bone |
| Iliocostalis | O: Common tendon, posterior surface of ribs 1-12 I: Transverse processes of lumbar vertebrae 1-3&posterior surface of ribs 1-12, posterior surface of ribs 1-6, transverse processes of lower cervicals |
| Multifidi | O: Sacrum and transverse processes of lumbar through cervical vertebrae I: Spinous processes of lumbar vertebrae through 2nd cervical vertebrae A: Unilaterally: Rotate vertebral column to opposite side Bilaterally: Extend the vertebral column |
| Rotatores | O: Transverse processes of lumbar through cervical vertebrae I: Spinous processes of lumbar vertebrae through 2nd cervical vertebrae A: Unilaterally: Rotate vertebral column to opposite side Bilaterally: Extend the vertebral column |
| Semispinalis Capitis | O: Transverse processes of C-4 to T-5 I: Between superior and inferior nuchal lines of the occiput A: Extend the vertebral column and head |
| Splenius Capitis | O: Inferior 1 half of ligament nuchae & spinous processes of C-7 to T-4 I: Mastoid process & lateral portion of superior nuchal line A: Unilateral: -Rotate head & neck to same side -Laterally flex head & neck to same side Bilateral: Extend head & neck |
| Splenius Cervicis | O: Spinous processes of T-3 to T-6 I: Transverse processes of C-1 to C-3 A: Unilateral: -Rotate head and neck to same side -Laterally flex head and neck to same side Bilateral: Extend head and neck |
| Rectus Capitis Posterior Major | O: Spinous processes of axis C-2 I: Inferior nuchal line of occiput A: -Rock and tilt head back into extension -Rotate the head to the same side |
| Rectus Capitis Posterior Minor | O: Tubercle of posterior arch of atlas C-1 I: Inferior nuchal line of occiput A: Rock and tilt the head back into extension |
| Oblique Capitis Superior | O:Transverse process of atlas C-1 I: Between nuchal lines of occiput A: -Rock and tilt the head back into extension -Laterally flex the head to the same side |
| Oblique Capitis Inferior | O: Spinous process of axis C-2 I: Transverse process of atlas C-1 A: Rotate the head to the same side |
| Quadratus Lumborum | O: Posterior iliac crest I: Last rib & transverse processes of 1st-4th lumbar vertebrae A: Uni: -Laterally tilt pelvis -Laterally flex vertebral column to same side -Assist to extend vertebral column Bi: Fix last rib during forced in/ex-halation |
| Rectus Abdominis | O: Pubic crest, pubic symphysis I: Cartilage of 5th, 6th, & 7th ribs and xiphoid processes A: -Flex vertebral column -Tilt pelvis posteriorly |
| External Oblique | O: External surfaces of 5th-12th ribs I: Anterior part of iliac crest, abdominal aponeurosis to linea alba A: Uni: -Laterally flex vertebral column to same side -Rotate vertebral column to opposite side Bi: -Flex vertebral column -Compress ab content |
| Internal Oblique: Origin/Insertion | O:Lateral inguinal ligament, iliac crest, thoracolumbar fascia I: Internal surface of lower 3 ribs, abdominal aponeurosis to linea alba |
| Internal Oblique: Action | A: Unilateral: -Laterally flex vertebral column to same side -Rotate vertebral column to same side Bilateral: -Flex vertebral column -Compress abdominal contents |
| Transverse Abdominis | O: Lateral inguinal ligament, iliac crest, thoracolumbar fascia, internal surface of lower 6 ribs I: Abdominal aponeurosis to linea alba A: Compress abdominal contents |
| Diaphragm | O: Costal: Inner surface of lower 6 ribs Lumbar: Upper 2-3 lumbar vertebrae Sternal: Inner part of xiphoid process I: Central tendon A: -Draw down central tendon -Increase the volume of thoracic cavity during inhalation |
| External Intercostals | O: Inferior border of the rib above I: Superior border of the rib below A: Draw the ribs superiorly to assist with inhalation |
| Internal Intercostals | O: Inferior border of the rib above I: Superior border of the rib below A: Draw the ribs interiorly to assist with exhalation |
| Serratus Posterior Superior | O: Spinous processes of C-7 - T-3 I: Posterior surface of 2nd - 5th ribs A: Elevate the ribs during inhalation |
| Serratus Posterior Inferior | O: Spinous processes of T-12 - L-3 I: Posterior surface of 9th-12th ribs A: Depress the ribs during exhalation |
| Intertransversarii | O&I: Cervical: Spanning the transverse processes of vertebrae C-2 - C-7 Lumbar:Spanning the transverse processes of vertebrae L-1 - L-5 A: Unilateral: Laterally flex the vertebral column to the same side Bilateral: Extend the vertebral column |
| Interspinalis | O&I: Cervical: Spanning the spinous processes of C-2 - T-3 Lumbar: Spanning the spinous processes of T-12 - L-5 A: Extend the vertebral column |
Created by:
maddileigh
Popular Anatomy sets