Kinesiology Shoulder and Arms
The scapula serves as an attachment site for how many muscles
16
Origin and insertion of Rhomboid minor
O: Spinous processes of C7-T1 I: Upper portion of medial border of the scapula, across from spine of scapula
What action can you ask your partner to perform in order to contract all fibers of the deltoid
abduct
What is the best action to ask your partner to perform to feel the supraspinatus contract
abduct humerus
How can you position the shoulder to bring the belly of the coracobrachialis to a superficial position
abducting the shoulder
The biceps brachii and coracobrachilis muscles share what common attachment site
coracoid process
What bony landmark can be located by sliding off the acromion, inferiorly and laterally, approx. one inch
coracoid process
Which bony landmark are you likely to find along the deltopectoral groove
coracoid process
Between which two bony landmarks can the coracoclavicular ligament be located
coracoid process, clavicle
To feel the acromioclavicular joint space widen slightly and then diminish, ask your partner to perform which two movements
elevation and depression of the scapula
To bring the coracoacromial ligament closer to the surface, ___________ the arm
extend
The four rotator cuff muscles encompass and stabilize which joint
glenohumeral
Which joint is formed where the humerus and scapula meet
glenohumeral
What bony landmark serves as an attachment site for three of the four rotator cuff muscles
greater tubercle
What should you do if your partner feels a sharp, shooting sensation down her arm while you're palpating in the axilla
immediately release and adjust your position posteriorly and ask for feedback
Which muscle helps to create downward rotation of the scapula
levator scapula
Which head of the biceps brachii passes through the intertubercular groove
long head
To located the sub scapular fossa when your partner is in a sidling position, you slowly sink your thumb onto the fossa's surface. What can your other hand do to help access the fossa
maneuver the arm and scapula in a way that allows the thumb to sink in further
What part of the scapula serves as an attachment site for both the rhomboids and serrates anterior
medial border
What action could you ask your partner to do to gently contract the subscapularis
medially rotate shoulder
Which portion of the latissimus dorsi is easy to grasp
middle
The dense quality of the infraspinatus is due to its
multipennate fibers
Which muscle acts as an antagonist to the lower fibers of the trapezius during depression of the scapula
rhomboid major
The serratus anterior abducts the scapula, making it a direct antagonist to the
rhomboids
A "winged scapula" often indicates a weakness in which muscle
serratus anterior
The anterior surface of the medial border of the scapula serves as an attachment site for which muscle
serratus anterior
Which muscle acts as a synergist with pectoralis minor during abduction of the scapula
serratus anterior
The supraspinatous fossa is located just superior to which landmark
spine of scapula
The levator scapula is situated between which two muscles on the lateral side of the neck
splenius capitis, posterior scalene
When palpating the clavicle, which end will you feel curving inferiorly
sternal
The origin of the deltoid is identical to the insertion of which muscle
trapezius
To locate the superior angle of the scapula, you must palpate deep into which muscle
trapezius
To locate the supraspinatus belly, you must palpate through which muscle
trapezius
The rhomboids are deep to the __________ muscle and superficial to the _____________ muscles
trapezius, erector spinae
How can you palpate the infraglenoid tubercle without causing pain
use broad thumbpad
What action could you ask your partner to perform to feel the contraction of the long head of the triceps brachii
Extend shoulder
Origin and insertion of Pectoralis minor
O: 3, 4, 5th ribs I: Medial surface of coracoid process of the scapula
Origin and insertion of Biceps brachii
O: Coracoid process of scapula, supraglenoid tubercle of scapula I: Tuberosity of the radius and aponeurosis of the biceps brachii
Origin and insertion of Coracobrachialis
O: Coracoid process of the scapula I: Medial surface of mid-humeral shaft
Origin and insertion of Trapezius
O: External occipital protuberance, medial portion of superior nuchal line of the occiput, ligamentum nuchae and spinous processes of C7 through T12 I: Lateral 1/3 of clavicle, acromion and spine of scapula
Origin and insertion of Serratus anterior
O: External surfaces of upper eight or nine ribs I: Anterior surface of medial border of the scapula
Origin and insertion of Subclavius
O: First rib and cartilage I: Inferior surface of middle 1/3 of clavicle
Origin and insertion of Teres Major
O: Inferior angle and lower 1/3 of lateral border of the scapula I: Crest of lesser tubercle of the humerus
Origin and insertion of the Latissimus dorsi
O: Inferior angle of scapula, spinous processes of last 6 thoracic vertebrae, last three or four ribs, thoracolumbar aponeurosis and posterior iliac crest I: Intertubercular groove of humerus
Origin and insertion of Triceps brachii
O: Infraglenoid tubercle of scapula, posterior surface of proximal half of the humerus and posterior surface of distal half of the humerus I: Olecranon process of the ulna
Origin and insertion of Infraspinatus
O: Infraspinous fossa of the scapula I: Greater tubercle of the humerus
Origin and insertion of Pectoralis major
O: Medial half of clavicle, sternum and cartilage of first through six ribs I: Crest of greater tubercle of humerus
Origin and insertion of the deltoid
O:Lateral 1/3 of clavicle, acromion and spine of scapula I: deltoid tuberosity
The lateral border of the scapula serves as an attachment site for which muscles
Teres major and minor
When palpating the clavicle, the ___________ end rises superiorly while the ______________ end curves inferiorly
acromial, sternal
What attachment site do the trapezius and deltoid muscles have in common
acromion
To feel the middle fibers of the trapezius contract, you could ask your partner to perform which action
adduct scapula
The brachial artery can be located on the medial side of the arm between which two muscles
biceps and triceps brachii
The subscapularis tendon can be located between the two tendons of which muscle
biceps brachii
The tendon of which muscle lies within the intertubercle groove
biceps brachii
The brachial artery can be located on the medial side of the arm between which two muscles
biceps brachii and triceps brachii
Which bone of the shoulder region is the last of the skeletal system to completely develop
clavicle
Between which two bony landmarks can the coracoclavicular ligament be located
clavicle and coracoid process
The pectoralis major is divided into 3 segments
clavicular, sternal, costal
Which structure forms the ligamentous arch that protects the rotator cuff tendons and subacromial bursa from direct trauma
coracoacromial ligament
If you follow the fibers of the infraspinatus laterally, they converge underneath which muscle
deltoid
To access the supraspinatus tendon, you need to sink your thumb tip through which muscle
deltoid
Which of the following muscles is completely superficial
deltoid
Which bony landmark is located on the lateral side of the mid-humeral shaft
deltoid tuberosity
The coracoid process is often located in the ____________ groove
deltopectoral
Bilateral contraction of the upper fibers of the trapezius will create what movement of the head and neck
extension
How can you position the arm to bring the subacromial bursa forward
extension
Most of the serratus anterior is deep to the scapula and which two muscles
latissimus dorsi, pectoralis major
When accessing the subscapularis from a side lying position, under what two muscles should you slide your thumb
latissimus dorsi, teres major
To outline the distal tendon of the triceps brachii, which bony landmark do you want to locate
olecranon process
To locate the belly of the coracobrachialis, from which muscle would you slide of the axilla
pectoralis major
Sculpting a circle around the edges of the coracoid process can help you get a better understanding of its
shape and size
To access the medial portion of the sub scapular fossa, how should you position your partner
sidelying, flexing your partner's shoulder
Where is the best resting place for your partner's hand when locating the inferior angle of the scapula
small of the back
Which centrally located structure serves as a "base camp" for finding other bony landmarks of the shoulder
spine of scapula
Which joint is the single attachment between the axial and appendicular skeletons
sternoclavicular
The subscapularis is sandwiched between which fossa and which muscle
subscapular fossa, serratus anterior
The lesser tubercle serves as an attachment site for which muscle
subscapularis
Origin and insertion of Rhomboid major
O: Spinous processes of T2 to T5 I: Medial border of the scapula between the spine of the scapula and inferior angle
Origin and insertion of Subscapularis
O: Subscapular fossa of the scapula I: Lesser tubercle of the humerus
Origin and insertion of Supraspinatus
O: Supraspinous fossa of the scapula I: Greater tubercle of the humerus
Origin and insertion of Levator scapula
O: Transverse processes of 1-4 cervical vertebrae I: Medial border of scapula, between superior angle and superior portion of spine of scapula
Origin and insertion of Teres minor
O: Upper 2/3 of lateral border of the scapula I: Greater tubercle of the humerus
Palpating laterally along the supraspinous fossa, your fingers will bump into which two bony structures
acromion and clavicle
The actions of the deltoids anterior and posterior fibers make it an ________________ to itself
antagonist
The thin sheet of fascia extending from a distal biceps brachii tendon is called the
bicipital aponeurosis
The pectoralis minor has the potential to create neurovascular compression on which three vessels
brachial plexus, axillary artery, axillary vein
What would be most likely to cause your partner to feel a sharp, shooting sensation down her arm as you palpate her axilla
compression of brachial plexus
The ligamentous arch that protects the rotator cuff tendons and subacromial bursa from direct trauma is formed by the ________________ ligament
coracoacromial
The upper fibers of the trapezius elevate the scapula, so the lower fibers must _________________ the scapula
depress
To feel the acromioclavicular joint space widen slightly and the diminish, you can ask your partner to do which two movements of the scapula
elevate and depress
What movement of the shoulder provides better access to the coracoacromial ligament
extension
The three bones that make up the shoulder complex are the clavicle, scapula and
humerus
Which part of the scapula serves as an attachment site for the long head of triceps brachii
infraglenoid tubercle
Which scapular fossa can be isolated by placing your fingers on the spine of the scapula, the medial border and lateral border
infraspinatous
Which muscle acts as a synergist with trees minor during lateral rotation of the shoulder
infraspinatus
The three scapular fossa contain which three muscles
infraspinatus, supraspinatus, and subscapularis
One palpatory distinction between the teres major and latissimus doors is that the teres attaches to the ___________ of the scapula
lateral border
In anatomical position, the coracobrachialis is deep to which two muscles
pectoralis major, anterior deltoid
Which of the following acts as an antagonist to the biceps brachii during shoulder flexion
pectorals major (lower fibers)
The rotator cuff muscle not involved with rotation of the shoulder is the
supraspinatus
Bother sternoclavicular and acromioclavicular are what type of joints
synovial
