Muscles of the Chest
The origin of serratus anterior
What is ribs 1-8?
Insertion of the trapezius
What is the spine of the scapula, acromion, and clavicle (SAC)?
Origin of the infraspinatus
What is the infraspinous fossa?
The two parts of the orbicularis oculi
What is the orbital part and palpebral part?
Consists of the spinalis, longissimus, and the iliocostalis
What is the erector spinae?
The action for pectoralis major
What is adduction, medial rotation, and flexion of arm at the shoulder?
Origin of the rhomboid minor
What is cervical vertebrae C7 and thoracic vertebrae T1?
Insertion of supraspinatus
What is the greater tubercle of the humerus?
Muscles involved with frowing
What is the risorius muscle?
What is the external intercostal muscle?
The origin of pectoralis minor
What is ribs 2-5?
The action of latissimus dorsi
What is adduction, extension, and medial rotation of the arm?
Origin of teres minor
What is the lateral border of the infraspinous fossa?
Main muscle of mastication
What is the masseter?
The primary muscle of respiration
What is the diaphragm?
The action of serratus anterior
What is upward rotation of the scapula?
The insertion of latissimus dorsi
What is the intertubercular groove of the humerus?
Action of the subscapularis
What is medial rotation of the arm at the shoulder joint?
Circular muscle around the mouth
What is the orbicularis oris?
Helps form the inguinal ligament
What is the external oblique?
The insertion of pectoralis minor
What is the coracoid process?
Insertion of levator scapula
What is the medial border of the scapula above the scapular spine
Insertion of teres major
The crest of the lesser tubercle
Superficial neck muscle
What is the platysma?
Fibrous connective tissue that envelopes the rectus abdominus muscle
What is the rectus sheath?