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25 Cards in this Set
- Front
- Back
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Travels from ASIS to pubic tubercle,inferior aspect of external abdominal oblique muscle.
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Inguinal ligament
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Rasises and lowers the testicles. Slips off the internal abdominal oblique muscle.
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Cremaster
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Fibers run superior and lateral
O:lower 1/2 of nuchal ligament, SPs of C7-T4 I: lateral aspect of superior nuchal line and mastoid process Extend, laterally flex head and neck ,slight rotation. |
Splenius capitis
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hint; splenius muscle
Laterally flex neck Extend head |
Splenius capitis
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hint; group of muscles
Extend and laterally flex the spine |
Erector spinae
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Which is the most lateral column of erector spinae muscles?
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Iliocostalis
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Which is the most medial column of erector spinae muscles?
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Longissimus
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hint; iliocostalis muscle
Originates from the posterior medial crest of the ilium, thoracolumbar fascia and middle crest of sacrum. Inserts on lower six ribs. |
Iliocostalis Lumborum
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hint; iliocostalis muscle
O: lower six ribs I: upper six ribs |
Iliocostalis thoracis
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hint; longissimus muscle
Inserts on the mastoid process of the temporal bone |
Longissimus capitis
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hint; semispinalis muscle
O: superior nuchal line of occipital bone (belly is divided into a tendinous inscription) N: dorsal ramus of middle cervical nerves |
Semispinalis capitis
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hint; semispinalis muscle
O: TPs of T1-6 I: SPs of C2-5 |
Semispinalis cervicis
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Thickest in the lumbar region, ends in the cervical region, basically one muscle.
I: Spinous process 2-4 vertebral segments superior to origin. (skips two, then inserts) |
Multifidus muscles
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hint; transversospinalis muscle
O: Spinous process I: Spinous process |
Interspinalis muscle
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hint: Transversospinalis muscle
O: Transverse process I: Transverse process |
Intertransversarii muscle
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Name the functions for the muscles of the back.There are three.
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Extend the spine
Rotate the spine laterally flex the spine |
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hint; SOT muscle
O: SP of axis I: inferior nuchal line of the occiput A: Extend the head, Rotate the head N: Suboccipital nerve, dorsal ramus of C1 |
Rectus capitis posterior major
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Which muscles should be removed in order to see the muscles of the SOT.
Hint; there are 3 |
Trapezius
Semispinalis capitis Splenius capitis |
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Hint: SOT muscle
O: posterior tubercle of the atlas I: medial portion of inferior nuchal line of occiput |
Rectus capitis posterior minor
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Hint: SOT muscle
O: Spinous process of the axis I: TVP of the atlas A: Extend and rotate the atlantoaxial joint |
Obliquus capitis inferior
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hint: SOT muscle
O: TVP of the atlas I: occiptal bone between superior and inferior nuchal lines |
Obliquuus capitis superior muscle
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Which muscles are seen within the confines of the SOT?
Hint: there are two |
Vertebral artery
Suboccipital nerve-dorsal ramus of C1 |
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Which nerve exits below the SOT?
Hint: there is only one |
Greater occipital nerve, dorsal ramus of C2
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O: medial aspect of superior nuchal line, EOP, ligamentum nuchae, SPs C7-T12
I: lateral 1/3 clavicle, acromion, spine of scapula A: Elevate scapula Depress scapula Retract (adduct) scapula Hyperextend the neck Brace the shoulder N: Spinal root of XI Ventral rami of C3,4 |
Trapezius
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Widest muscle of the body
O: SPs of T6-sacrum, iliac crest, inferior 4 ribs I: crest of tubercle of humerus and floor of intertubercular groove A: Extend humerus Adduct humerus Medially rotate humerus N: Thoracodorsal nerve "Known as the rowing, chopping, chining muscle". |
Latissimus Dorsi
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