Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
132 Cards in this Set
- Front
- Back
Origin:
Pectoralis Major |
Ventral surface of the sternum down to the seventh rib, sternal half of clavicle, cartilage of true ribs and aponeurosis of the external oblique muscle
|
|
Insertion:
Pectoralis Major |
Lateral lip of the intertubercular groove of the humerous
|
|
Action:
Pectoralis Major |
Adducts and medially rotates arm, clavicular head flexes humerus, sternal head extends humerus, and with insertion fixed it assists in elevation of the thorax
|
|
Trigger Points:
Pectoralis Major |
In the belly for each portion of the muscle
|
|
Referred Pain Pattern:
Pectoralis Major |
Chest and breast down to the ulnar aspect of the arm to the fourth and fifth fingers
|
|
The muscles that pulls the thorax up to the fixed arm position in "pull ups"
|
Pectoralis Major
|
|
Synergists:
Pectoralis Major |
Sternal division: latissimus dorsi, subscapularis, teres major
Clavicular Division: biceps brachii, latissimus dorsi, deltoid |
|
Origin:
Pectoralis Minor |
Anterior surfaces of the third through fifth ribs
|
|
Insertion:
Pectoralis Minor |
Coracoid process of the scapula
|
|
Action:
Pectoralis Minor |
With ribs fixed, it darws the scapula forward and downward, and with scapula fixed, it draws the rib cage superiorly
|
|
Trigger points:
Pectoralis Minor |
near the insertion at ther bis and at the coracoid process
|
|
Referred Pain Pattern:
Pectoralis Minor |
Front of the chest and down the ulnar side of the arm and mimics the symptoms of angina
|
|
Synergists:
Pectoralis Minor |
Pectoralis Major & Serratus Anterior
|
|
Origin:
Serratus Anterior |
Outer surfaces and superior borders of the first eight or nine ribs
|
|
Insertion:
Serratus Anterior |
Anterior surface of the medial border of the scapula
|
|
Action:
Serratus Anterior |
Abducts and protracts the scapula, rotates it so that the glenoid cavity faces cranially. It also holds the scapula firmly against the thorax (rib cage)
|
|
This muscle is important in horizontal arm movement such as pushing and punching. Also known as the "boxers muscle."
|
Serratus Anterior
|
|
Trigger Points:
Serratus Anterior |
Along the midaxillary line near the ribs.
|
|
Referred Pain Pattern:
Serratus Anterior |
Along the side and back of chest and down the ulnar aspect of the arm into the hand
|
|
Synergists:
Serratus Anterior |
Pectoralis Minor
|
|
Origin:
Trapezius |
Medial third of superior nuchal line, external occipital protuberance, ligamentum nuchae, spinous process of the seventh cervical and all thoracic vertebrae
|
|
Insertion:
Trapezius |
Lateral third of clavicle, acromion process and spoine of scapula
|
|
Action:
Trapezius |
Stabilizes, raises, retracts, and rotates the scapula. The superior fibers elevate, the middle fibers retract, and the inferior fibers depress the scapula. Together the upper and lower fibers rotate the arm
|
|
Trigger Points:
Trapezius |
In the belly of the muscle near its points of attachment to the scapula.
|
|
Referred Pain Pattern:
Trapezius |
In the neck to the ear and the temple and also in the subscapular area.
|
|
Synergists:
Trapezius |
Levator scapulae, clavicular head of the sternocleidomastoid, rhomboids
|
|
Origin:
Levator Scapulae |
Transverse processes of the first four cervical vertebrae
|
|
Insertion:
Levator Scapulae |
Vertebral border of the scapula between the superior angle and the spine
|
|
Action:
Levator Scapulae |
Raises scapula and draws it medially. With the scapula fixed, bends the neck laterally and rotates it to the same side (shoulder shrugging)
|
|
Trigger Points:
Levator Scapulae |
At the belly of the muscle just as it begins its rotation and at the attachment point of the scapula
|
|
Referred Pain Pattern:
Levator Scapulae |
Along the angle of the neck and the vertebral border of the scaplua.
|
|
Synergists:
Levator Scapulae |
Rhomboids and trapezius
|
|
Antagonist:
Levator Scapulae |
Latissimus dorsi
|
|
Origin:
Rhomboids Major |
Spinous process of the second through fifth thoracic vertebrae
|
|
Insertion:
Rhomboids Major |
Medial border of scapula between the spoine and the inferior angle
|
|
Action:
Rhomboids Major |
Adducts, retracts, elevates, and rotates the scapula so that the glenoid cavity faces downward and stabilizes the scapula
|
|
Trigger Points:
Rhomboid Major |
At the attachment point near the scapula border
|
|
Synergists:
Rhomboid Major |
-Trapezius
-Levator Scapulae -Rhomboid Minor -Latissimus dorsi |
|
Origin:
Rhomboid Minor |
Spinous process of the seventh cervical and first thoracic vertebrae
|
|
Insertion:
Rhomboid Minor |
Medial border of the scapula at the root of the spine
|
|
Action:
Rhomboid Minor |
Retracts and stabilizes the scapula, elevates the vertebral border, and rotates the scapula to depress the inferior angle
|
|
Synergists:
Rhomboid Minor |
- Trapezius
- Levator Scapulae - Rhomboid Major - Latissimus Dorsi |
|
Origin:
Latissimus Dorsi |
Indirect attachment through lumbodorsal fascia into spinous process of lower six thoracic and lumbar vertebrae, lower three to four ribs, and illiac crest
|
|
Insertion:
Latissimus Dorsi |
In floor of intertubercular groove of humerus
|
|
Action:
Latissimus Dorsi |
Extends, adducts, and medially rotates the arm; draws the shoulder downward and backward
|
|
The muscle important in bringing the arm down in a power stroke as in hammering, swimming, and rowing
|
Latisimus Dorsi
|
|
Trigger Points:
Latissimus Dorsi |
In the belly of the muscle near the rib attachments
|
|
Referred Pain Pattern:
Latissimus Dorsi |
Below the scapula and into the ulnar side of the arm and the abdominal oblique area
|
|
Synergists:
Latissimus Dorsi |
- Rhomboids
- Pectoralis Major - Teres Major |
|
Muscle can also act as an accessory muscle of respiration
|
Latissimus Dorsi
|
|
Origin:
Deltoid |
Anterior portion- superior surface of lateral third of clavicle
Middle portion - lateral border of acromion process of scapula Posterior portion - lower border of the crest of the spoine of the scapula |
|
Insertion:
Deltoid |
Deltoid tuberosity of the humerus
|
|
Action:
Deltoid |
Anterior portion - flexion and medial rotation of the arm
Middle portion - abducts the arm Posterior portion - extendes and laterally rotates the arm |
|
Shoulder muscle used as a prime injection site. Active during rhythmic arm swinging movements involved in walking
|
Deltoid
|
|
Trigger Points:
Deltiod |
Belly of muscle
|
|
Referred Pain Pattern:
Deltoid |
In the deltoid region and down the lateral surface of the arm.
|
|
Synergists:
Deltoid |
- Supraspinatus
- Clavicular division of the pectoralis major |
|
Antagonist:
Deltoid |
- Latissimus Dorsi
- Pectoralis Major (both antagnoistic during adduction) |
|
Origin:
Supscapularis |
Subscapular fossa of the scapula
|
|
Insertion:
Subscapularis |
Lesser tubercle of the humerus and the ventral part of the capsule of the shoulder joint
|
|
Action:
Subscapularis |
Medially rotates and stabilizes the head of the humerus in the glenoid cavity
|
|
The rotator cuff muscle that is often associated with "frozen shoulder syndrome"
|
Subscapularis
|
|
Rotator Cuff Muscles (4)
|
-Subscapularis
-Supraspinatus -Infraspinatus -Teres minor |
|
Trigger Points:
Infraspinatus |
in the belly of the muscle below the spine of the scapula and near the medial border of the scapula
|
|
Referred Pain Pattern:
Infraspinatus |
Deep into the shoulder and deltoid area down into the arm.
|
|
Synergists:
Infraspinatus |
- Teres Minor
- Subscapularis - Supraspinatus - Deltoid |
|
Trigger Points:
Subscapularis |
Near the atatchment of the humerus and in its belly
|
|
Referred Pain Pattern:
Subscapularis |
Posterior deltoid, triceps region down to the wrist
|
|
Synergists:
Subscapularis |
- Teres Major
- Pectoralis Major - Latissimus Dorsi |
|
Origin:
Supraspinatus |
Supraspinous fossa of the scapula
|
|
Insertion:
Supraspinatus |
Superior part of the greater tubercle of the humerus and the capsule of the shoulder joint
|
|
Action:
Supraspinatus |
Abducts the arm and acts to stablilze the humeral head in the glenoid cavity during movements of the shoulder joint. (Rotator cuff muscle)
|
|
Trigger Points:
Supraspinatus |
Near the tendons and in the belly of the muscle
|
|
Referred Pain Pattern:
Supraspinatus |
Deep in the shoulder and down the arm to the elbow
|
|
Synergist:
Supraspinatus |
Deltoid
|
|
Origin:
Infraspinatus |
Infraspinous fossa of the scapula
|
|
Insertion:
Infraspinatus |
Middle part of the greater tubercle of the humerus and the capsule of the shoulder joint
|
|
Action:
Infraspinatus |
Lateral rotation of the shoulder and acts to stabilize the humeral head in the glenoid cavity. (Rotator Cuff Muscle)
|
|
Origin:
Teres Major |
Lower third of the posterior surface of the lateral border of the scapula
|
|
Insertion:
Teres Major |
Medial lip of the bicipital (intertubercular) groove of the humerus
|
|
Action:
Teres Major |
Medially rotates and adducts the arm
|
|
Trigger Points:
Teres Major |
Near both attachments
|
|
Referred Pain Pattern:
Teres Major |
In the posterior deltoid region and down the dorsal surface of the arm
|
|
Synergists:
Ters Major |
- Latissimus dorsi
- Subscapularis |
|
Origin:
Teres Minor |
Upper two thirds of the dorsal surface of the axillary border of the scapula
|
|
Insertion:
Teres Minor |
The capsule of the shoulder joint and the inferior part of the greater tubercle of the humerus
|
|
Action:
Teres Minor |
Laterall rotates the arm and draws the humerus toward the glenoid cavity
|
|
Trigger Point:
Teres Minor |
In the belly of the muscle near its point of attachment.
|
|
Referred Pain Pattern:
Teres Minor |
In the deltoid region.
|
|
Synergists:
Teres Minor |
-Infraspinatus
-Subscapularis |
|
Origin:
Coracobrachialis |
Tip of coracoid process of scapula
|
|
Insertion:
Coracobrachialis |
Anteromedial surface of the middle of the humerus shaft opposite the deltiod tuberosity
|
|
Action:
Corachobrachialis |
Flexion and adduction of the humerus
|
|
Trigger Point:
Coracobrachialis |
Near the coracoid attachment
|
|
Referred Pain Pattern:
Coracobrachialis |
Down the triceps and dorsal forearm into the hand
|
|
Synergists:
Coracobrachialis |
- Pectoralis major
- Biceps Brachii - Deltoid |
|
Origin:
Biceps Brachii |
Long Head- Supraglenoid tubercle of the scapula
Short Head - Tip of the coracoid process of the scapula |
|
Insertion:
Biceps Brachii |
Radial tuperosity and into aponeurosis of flexor muscles of lower arm
|
|
Action:
Biceps Brachii |
Flexes and supinates the forearm
|
|
Trigger Points:
Biceps Brachii |
In the belly of each of the two heads of the muscle
|
|
Referred Pain Pattern:
Biceps Brachii |
Found in the front of the shoulder and into the antecubital space
|
|
Synergists:
Biceps Brachii |
- Brachialis
- Brachioradialis - Supinator |
|
Angatonists:
Biceps Brachii |
- Triceps brachii
- Anconeus |
|
Origin:
Brachialis |
Distal half of the anterior surface of the humerus
|
|
Insertion:
Brachialis |
Coronoid process and tuberosity of ulna
|
|
Action:
Brachialis |
Flexes elbow
|
|
Trigger points:
Brachialis |
In the belly of the muscle
|
|
Referred Pain Pattern:
Brachialis |
Primarily in the lower arm to the thumb.
|
|
Synergists:
Brachialis |
- Biceps Brachii
- Brachioradialis |
|
Antagonists:
Brachialis |
- triceps brachii
- anconeus |
|
Origin:
Brachioradialis |
Proximal two-thirds of the lateral supracondylar ridge of humerus
|
|
Insertion:
Brachioradialis |
Lateral side of the base of the styloid process of radius
|
|
Action:
Brachioradialis |
Flexes the elbow. Assists in pronation and supination of the forearm to the midposition.
|
|
Muscle used to stabilize the elbow during rapid flexion and extension while in a midposition, such as in hammering.
|
Brachioradialis
|
|
Trigger Point:
Brachioradialis |
Belly of muscle
|
|
Referred Pain Pattern:
Brachioradialis |
From the wrist and base of the thumb and index finger to the lateral epicondyle of the humerus
|
|
Synergists:
Brachioradialis |
- Brachialis
- Biceps brachii |
|
Antagonists:
Brachioradialis |
- Triceps brachii
- Anconeus |
|
Origin:
Triceps Brachii |
Long Head - infraglenoid tubercle of the scapula.
Medial Head - distal two thirds of the medial and posterio surfaces of the humerus Lateral head - upper half of the posterior surface of the humerus |
|
Insertion:
Triceps Brachii |
Posterior surface of the olecranon process of the ulna (elbow!)
|
|
Action:
Triceps Brachii |
Extends the forearm and the tendon of the long head and helps stabilize the shoulder joint
|
|
The only muscle in the posterior upper arm.
|
Triceps brachii
|
|
Trigger Points:
Triceps Brachii |
In the belly of each head of the muscle
|
|
Referred Pain Pattern:
Triceps Brachii |
Entire length of the posterior surface of the arm
|
|
Synergists:
Triceps Brachii |
Anconeus
|
|
Antagonist:
Triceps Brachii |
- Biceps brachii
- Brachialis |
|
Origin:
Anconeus |
Posterior surface of the lateral epicondyle of the humerus
|
|
Insertion:
Anconeus |
Lateral surface of the olecranon process and posterior proximal surface of the ulna
|
|
Action:
Anconeus |
Extends the forearm and stabilizes the elbow joint
|
|
Referred pain pattern:
Anconeus |
Elbow
|
|
Synergists:
Anconeus |
Triceps brachii
|
|
Antagonists:
Anconeus |
- Biceps brachii
- brachioradialis - brachialis |