Look over the muscles on page 8, 9, and 10 of note packet
be sure to pay attention to innervation/action/and blood supply
Does the tempomandibular joint have a disc?
Which muscles are important in thoracic outlet syndrome where brachial plexus gets trapped?
1. scalenus anterior
2. Scalenus medius
3. scalenus posterior
What are the contents of the suboccipital triangle?
Suboccipital nerve & VERTEBRAL artery
What muscles make up the borders of the suboccipital triangle?
1. Superior oblique
3. Inferior oblique
What makes up the floor of the suboccipital triangle?
posterior atlanto-occipital membrane
What makes up the roof of the suboccipital triangle?
semispinalis capitis muscle
Which artery transverses through the suboccipital triangle?
Which nerve transverses through the suboccipital triangle?
Name the superior, lateral border of the suboccipital triangle?
Name the medial border of the suboccipital triangle?
Name the inferior, lateral border of the suboccipital triangle?
What are the deep back muscles innervated by?
(multifidus, rotatores, intertransversarii, interspinalis, iliocostalis, longissimus, spinalis)
All = Spinal N. dorsal rami
Intertransverarii = Spinal N. dorsal & ventral rami
what are the erector spinae muscles?
How can you remember the erector spinae muscle group?
I Love Spinal (Lateral to medial)
What is the action of the erector spinae muscle group?
Extends & ipsilateral flexion
What mucle elevates the ribs?
External intercostals & subcostalis
What muscles depress the ribs?
Internal intercostals & Transverse thoracic
What is the innervation of the muscles of the thorax?
What is the muscle that retracts the testis?
What is the innervation of the cremaster muscle?
What muscle is pierced by the Femoral nerve?
What muscle of the posterior abdominal wall is sometimes abscent in individuals?
What muscle is pierced by the sciatic Nerve?
What is the yes no muscle?
Why is the ischiocavernosus muscle considered the yes no muscle?
it aids in erection for males (YES)
constricts vaginal orifice in females (NO)