Theory Test #3 Review Flashcards
What is the Origin for Splenius Cervicis
SP’s of T3-T6 vertebrae
What is the Insertion for Splenius Cervicis
Posterior Tubercles of TVP’s C1-C4 vertebrae
What are the Actions of Splenius Cervicis
- Bilateral: Extension of C/S
- Unilateral: Lateral Flexion of Head
- Ipsilateral Rotation of C/S & AA Joint
What is the Origin of Levator Scapula
Posterior Tubercles of TVP’s C1-C4 vertebrae
What is the Insertion of Levator Scapula
Medial Border of Scapula, Superior to the root of the Spine (superior angle)
What are the actions of Levator Scapula
- Scapular elevation and Inferior Rotation
- Bilateral: C/S Extension
- Unilateral: Ipsilateral Side Flexion and Rotation of C/S
What are the Origins of Rhomboid Minor
- Nuchal Ligament
- SP’s of C7-T1
What is the Insertion of Rhomboid Minor
Medial Border of Scapula at root of the Spine
What are the Actions of the Rhomboids
- Retract Scapula
- Inferior Rotation of Scapula
- Stabilize Scapula
What is the Origin of Rhomboid Major
SP’s of T2-T5 vertebrae
What is the Insertion for Rhomboid Major
Medial Border of Scapula from root of the Spine - Inferior Angle
What is the Origin of Subclavius
Rib 1 - Costal Cartilage
What is the Insertion of Subclavius
Clavicle - Inferior Middle Third
What are the Actions of Subclavius
- Anchors and Depresses the Clavicle
- With Clavicle fixed, Elevates Ribs
What is the Origin of Pectoralis Minor
Anteromedial surface of Ribs 3-5
What is the Insertion of Pectoralis Minor
Coracoid Process of the Scapula
What are the Actions of Pectoralis Minor
- Protracts and Stabilizes the Scapula (I moves towards O)
- With the Scapula fixed, draws the Rib Cage up (O moves towards I)
What is the Origin of Serratus Anterior
Ribs 1-8, external surface
What is the Insertion of Serratus Anterior
Medial Border of Scapula, Anterior Surface
What is the Action of Serratus Anterior
Protracts the Scapula and holds it against the Thoracic wall
What are the Origins of Sternocleidomastoid
- Sternal Head: Manubrium, lateral to the jugular notch
- Clavicular Head: Superior aspect of the Medial 1/3 of the Clavicle
What are the Insertions of the Sternocleidomastoid
- Mastoid Process
- Lateral Superior Nuchal Line
What are the Actions of the Sternocleidomastoid
- Bilateral: Extension of AO Joint, Flexion of C/S
- Unilateral: Contralateral Rotation of C/S
- Ipsilateral Side Bending of C/S
What are the Origins of Longus Colli
- Anterior Tubercle of C1
- Bodies of C1-C3
- TVP’s of C3-C6
What are the Insertions of Longus Colli
- Bodies of C5-T3
- TVP’s of C3-C5
What are the Actions of Longus Colli
- Bilateral: Flexion of Neck
- Unilateral: Ipsilateral Side Bending and Contralateral Rotation
What is the Origin of Longus Capitis
Anterior Tubercles of TVP’s C3-C6
What is the Insertion of Longus Capitis
Base of Occiput
What are the Actions of Longus Capitis
- Bilateral: Flexion of Neck and Head
- Lateral Flexion
- Unilateral: Minor Ipsilateral Rotation
What is the Origin of Rectus Capitis Lateralis
TVP of C1
What is the Insertion of Rectus Capitis Lateralis
Occipital Bone
What are the Actions of Rectus Capitis Lateralis
- Bilateral: Flexion of Head and AO Joint
- Unilateral: Ipsilateral Side Bending
What is the Origin of Rectus Capitis Anterior
- TVP and Lateral Mass of C1
What is the Insertion of Rectus Capitis Anterior
Base of Skull, Anterior to Occipital Condyles
What is the Action of Rectus Capitis Anterior
Bilateral: Flexion of Head
What is the Origin of the Anterior Scalenes
Anterior Tubercles TVP’s C3-C6
What is the Insertion of the Anterior Scalenes
Tubercle of 1st Rib
What are the Actions of the Anterior Scalenes
- Flexion of Neck
- Lateral Flexion
- Elevate Ribs
What are the Actions of the Middle and Posterior Scalenes
- Lateral Flexion of Neck
- Contralateral Rotation of C/S
- Elevates Ribs
What is the Origin of the Middle Scalenes
Posterior Tubercles TVP’s C2-C7
What is the Insertion of the Middle Scalenes
1st Rib, Posterior to Groove for Subclavian Arteries
What is the Origin of the Posterior Scalenes
Posterior Tubercles TVP’s C4-C6
What is the Insertion of the Posterior Scalenes
2nd Rib
What is the Origin of Teres Major
Inferior Angle of Scapula (dorsal surface)
What is the Insertion of Teres Major
Bicipital Groove (medial lip)
What are the Actions of Teres Major
- Adduction of Humerus
- Medial (Internal) Rotation of Humerus
- Extension of GH (with help from lats)
What are the Origins of the Deltoid
- Anterior: Lateral 1/3 of Clavicle
- Middle: Acromion
- Posterior: Spine of Scapula
What is the Insertion of the Deltoid
Deltoid Tuberosity
What are the Actions of the Deltoid
- Anterior: Flexion, Internal Rotation of Humerus
- Middle: Abducts Humerus
- Posterior: Extension and External Rotation of Humerus
What is the Origin of Supraspinatus
Supraspinous Fossa
What is the Insertion of Supraspinatus
Greater Tubercle of Humerus (superior facet)