Final questions James asked in class

What are the muscles that make up the sub occipital triangle

Rectus capitis posterior major

Oblique capitis inferior

Oblique capitis superior

What muscle does not make up any borders fo the sub occipital triangle

Rectus capitis posterior minor

Of the suboccipital triangle How many muscles attach to the C1 TP

2

Of the suboccipital triangle How many muscles attach to the C2 spinous

2

What is it called when the SCM goes into spasm

Torticollis

What are the attachments of anterior scalene

TP of C3-6 and inserts on rib 1

What are the attachments for the middle scalene

C2-C7 TPs to rib 1

What are the attachments of the posterior scalene

C4-C6 TPs to Rib 2

What are th muscles of inspiration (7)

SCM, scalenes, external intercostals, subcostalis, levator costarum longus, levator costarum brevis, and diaphragm

What are the muscles of expiration (7)

Internal and innermost intercostal, sternocostal is, external abdominal oblique, transverse abdominal, rectus abdominal, quadratus lumborum

What are the roots of the iliohypogastric nerve

L1

What are the roots of the ilioinguinal nerve

L1

What are the roots of the genitofemoral nerve

L1-2

What are the roots of the lateral femoral cutaneous nerve

L2-L3

What are the roots of the femoral enrve

L2-4

What are the roots of the Obturator nerve

L2-L4

Impingement to which nerve can cause tight jean syndrome

Lateral femoral cutaneous (L2-L3)

What is the action of the external abdominal oblique

Lateral flexion and CONTRALATERAL rotation of the trunk and increases abdominal pressure

What is the action of the internal abdominal oblique

Lateral flexion and contralateral rotation of the trunk also increase abdominal pressure

What is the action of the transverse abdominals

Increase abdominal pressure supporting the trunk

What nerve innervates the SCM and what is its action

Spinal accessory nerve, Lateral flexion, contralateral

rotation, flexion and extension of the

head

Where does the diaphragm insert and action

Inserts at Central tendon expand thoracic cavity with inspiration

What is the action of the quadratus lumborum

lateral flexion and extension

of spine, may assist to stabilize rib 12

during respiration

What 2 structures run through the sub occipital triangle

Suboccipital nerv e and the vertebral artery