Axial JM1

Home

Get App

Create

What movements are produced by the Vertebral Column?
- Flexion/Extension
- Lateral Flexion (unilaterally to same side)
- Rotation (all unilaterally)
What muscles produce Flexion of the Vertebral Column?
- Rectus Abdominis
- External Obliques (bilaterally)
- Internal Obliques (bilaterally)
- Psoas Major (w/insertion fixed)
- Iliacus (w/insertion fixed)
What muscles produce Extension of the Vertebral Column?
- Longissimus (bilaterally)
- Iliocostalis (bilaterally)
- Multifidi (bilaterally)
- Rotators (bilaterally)
- Semispinalis Capitis
- Spinalis (bilaterally)
- Quadratus Lumborum (assists)
- Intersinalis
- Intertransverarii (bilaterally)
- Latissimus Dorsi (assists)
What muscles produce Lateral Flexion of the Vertebral Column?
- ***Unilaterally to same side***
- Iliocostalis
- External Obliques
- Internal Obliques
- Longissimus
- Quadratus Lumborum
- Psoas Major (assists)
- Intertransversarii
- Spinalis
- Latissimus Dorsi (assists)
What muscles produce Rotation of the Vertebral Column?
- ***All unilaterally***
- External Oblique (to opposite side)
- Internal Oblique (to same side)
- Multifidi (to opposite side)
- Rotators (to opposite side)
What movements are produced by the Ribs/Thorax?
- Elevation/Expansion
- Depression/Collapse
- Muscles of Inhalation
- Muscles of Exhalation
What muscles produce Elevation/Expansion of the Ribs/Thorax?
- All Scalenes (bilaterally)
- Sternocleidomastoid (assists)
- External Intercostals (assists)
- Serratus Posterior Superior
- Pectorals Major (assist w/arm fixed)
- Pectoralis Minor (w/scapula fixed)
- Serratus Anterior (w/scapula fixed)
- Subclavius (first rib)
What muscles produce Depression/Collapse of the Ribs/Thorax?
- Internal Intercostals (assists)
- Serratus Posterior Inferior
What are the muscles of Inhalation?
- Diaphragm
- All Scalenes (bilaterally)
- Sternocleidomastoid (assists)
- External Intercostals (assists)
- Serratus Posterior Superior
- Quadratus Lumborum
- Pectoralis Major (w/arm fixed assists)
- Pectoralis Minor (w/scapula fixed)
- Subclavius (first rib)
What are the muscles of Exhalation?
- Internal Intercostals (assists)
- Serratus Posterior Inferior
- External Oblique (by compressing abdominal contents)
- Internal Oblique (by compressing abdominal contents)
- Transverse Abdominis (by compressing abdominal contents)
- Quadratus Lumborum

Author

Darkwater

363302

Card Set

Axial JM1

Description

Joints, movements and muscles of the Vertebral Column and Thorax.

Updated

2023-10-29T18:06:37Z

Show Answers