Shoulder + Arm
To locate the subscapularis tendon, move your fingers about one inch inferiorly and laterally from which bony landmark?
coracoid process
As you follow the biceps brachii belly proximally, it becomes deep to which muscle?
deltoid
To feel the middle fibers of the trapezius contract, you could ask your prone partner to perform which action?
"Bring your shoulder up off the table."
The scapula serves as an attachment site for how many muscles?
16
Which statement about the deltoid is NOT correct? It can act as an antagonist to itself. Its posterior fibers laterally rotate the shoulder. Its anterior fibers horizontally abduct the shoulder. Its posterior fibers extend the shoulder.
Its anterior fibers horizontally abduct the shoulder.
What action can you ask your partner to perform at the shoulder in order to contract the entire deltoid?
abduction
On what structure could the pectoralis minor create a neurovascular compression? axillary artery brachial plexus axillary vein all of the above
all of the above
The tendon of which muscle lies within the intertubercular groove?
biceps brachii
Flexing the shoulder and pulling the arm anteriorly while palpating the pectoralis major in a sidelying position has what benefit?
brings pectoralis major off the chest wall while breast tissue falls away from area
Which bone of the shoulder region is the last of the skeletal system to completely develop?
clavicle
To access the supraspinatus tendon, you must sink your fingers deep in to which muscle?
deltoid
When locating the proximal attachment of the long head of the triceps, you will be palpating deep to which muscle?
deltoid
Which bony landmark is located on the lateral side of the mid-humeral shaft?
deltoid tuberosity
Which of the following is an action of the rhomboid minor?
elevate the scapula
Which joint is formed where the humerus and scapula meet?
glenohumeral
Which is the insertion of the latissimus dorsi? intertubercular groove of the humerus crest of the greater tubercle of humerus shaft of the humerus angle of acromion
intertubercular groove of the humerus
Which of the following is an action of the infraspinatus? medially rotate the shoulder laterally rotate the shoulder abduct the shoulder flex the shoulder
laterally rotate the shoulder
Which of the following is an action of the teres minor? laterally rotate the shoulder flex the shoulder supinate the shoulder horizontally adduct the shoulder
laterally rotate the shoulder
Which muscle helps to create downward rotation of the scapula?
levator scapula
Which is the insertion of the pectoralis minor?
medial surface of coracoid process of scapula
Which muscle is an antagonist to itself?
pectoralis major
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 which muscle?
rhomboids
Which muscle acts as a synergist with pectoralis minor during abduction of the scapula?
serratus anterior
With your partner in a supine position and her fist raised toward the ceiling, place your fingerpads between the edges of latissimus dorsi and pectoralis major to palpate which muscle?
serratus anterior
Which movement would lengthen the fibers of the coracobrachialis?
shoulder abduction
Which of the rotator cuff muscles attach to the lesser tubercle?
subscapularis
Which rotator cuff muscle creates shoulder abduction?
supraspinatus
Which rotator cuff muscle is not involved in rotation of the shoulder? supraspinatus infraspinatus teres minor subscapularis
supraspinatus
Both sternoclavicular and acromioclavicular are what type of joints?
synovial
Which is the origin of the pectoralis minor?
third, fourth and fifth ribs
Which of the following is a part of the origin of the latissimus dorsi? lateral border of scapula anterior superior iliac crest greater tubercle of humerus thoracolumbar fascia
thoracolumbar fascia
Which is the insertion of the biceps brachii?
tuberosity of radius and aponeurosis of biceps brachii
Which portion of the trapezius muscle elevates the scapula?
upper fibers
Which is the insertion of the rhomboid minor?
upper portion of medial border of scapula, across from spine of scapula
Which is the origin of the teres minor?
upper two-thirds of lateral border of the scapula
Which of the following is an action of the pectoralis minor? elevate the scapula adduct the scapula abduct the scapula assist in forced exhalation
abduct the scapula
Which of the following is an action of the serratus anterior? abduct the scapula elevate the scapula downwardly rotate the scapula adduct the scapula
abduct the scapula
Which of the following is an action of all fibers of the deltoid? abduct the shoulder extend the shoulder pronate the shoulder medially rotate the shoulder
abduct the shoulder
Which of the following is an action of the supraspinatus? adduct the shoulder medially rotate the shoulder abduct the shoulder elevate the scapula
abduct the shoulder
What is the best action to ask your partner to perform to feel the supraspinatus contract?
abduction
Which shoulder movement would lengthen the fibers of the latissimus dorsi? medial rotation adduction extension abduction
abduction
Which shoulder movement would shorten the fibers of the supraspinatus? flexion extension adduction abduction
abduction
Which movement would shorten the fibers of pectoralis minor? elevation of the scapula lateral rotation of the shoulder abduction of the scapula adduction of the shoulder
abduction of the scapula
What attachment site do the trapezius and deltoid muscles have in common?
acromion
Palpating laterally along the supraspinous fossa, your fingers will bump into which two bony structures?
acromion and clavicle
Which of the following is an action of the rhomboid major? upwardly rotate the scapula horizontally abduct the scapula adduct the scapula laterally rotate the humerus
adduct the scapula
In which movement of the scapula do the rhomboids and trapezius always act as synergists?
adduction
Which shoulder movement would shorten the fibers of the teres major? adduction lateral rotation flexion horizontal abduction
adduction
Which is the insertion of the serratus anterior?
anterior surface of medial border of 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 palpated between the two tendons of which muscle?
biceps brachii
Which of the following is the primary muscle of supination?
biceps brachii
What is the thin sheet of fascia extending off the distal tendon of the biceps brachii?
bicipital aponeurosis
Between which two bony landmarks can the coracoclavicular ligament be located?
clavicle and coracoid process
What is the MOST important aspect of your approach to palpating near breast tissue? awareness of nipple location communication with partner positioning draping
communication with partner
Which structure forms the ligamentous arch that protects the rotator cuff tendons and subacromial bursa from direct trauma?
coracoacromial ligament
The biceps brachii and coracobrachialis muscles share what common attachment site?
coracoid process
The pectoralis minor attaches to which bony landmark?
coracoid process
Which bony landmark are you likely to find along the deltopectoral groove?
coracoid process
Which is the origin of the biceps brachii's short head?
coracoid process of scapula
Which of the following muscles is completely superficial? supraspinatus rhomboids deltoid infraspinatus
deltoid
Which is the insertion of the deltoid?
deltoid tuberosity
Which movement of the scapula would lengthen the fibers of rhomboids major and minor? depression downward rotation elevation adduction
depression
Contraction of the lower fibers of the trapezius creates which movement?
depression of the scapula
Which action shortens the fibers of the serratus anterior?
depression of the scapula
Which movement shortens the fibers of the triceps brachii? abduction of the scapula elbow extension abduction of the shoulder flexion of the shoulder
elbow extension
Which of the following is an action of the subclavius? depress first rib draw clavicle superiorly assist in exhalation elevate first rib
elevate first rib
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
What movement of the shoulder provides better access to the coracoacromial ligament?
extension
Which shoulder movement would lengthen the anterior fibers of the deltoid? extension flexion medial rotation horizontal adduction
extension
Which is the origin of the serratus anterior?
external surfaces of upper eight or nine ribs
What bony landmark can be located by sliding off the acromion, inferiorly and laterally, approximately one inch?
greater tubercle
What bony landmark serves as an attachment site for three of the four rotator cuff muscles?
greater tubercle
What is the shared attachment site for three out of four rotator cuff muscles?
greater tubercle
Which is the insertion of the infraspinatus?
greater tubercle of humerus
Which is the insertion of the supraspinatus?
greater tubercle of humerus
Which is the insertion of the teres minor?
greater tubercle of humerus
Which of the following is an action of the pectoralis major's upper fibers?
horizontally adduct the shoulder
The three bones that make up the shoulder complex are the clavicle, scapula and _______?
humerus
Which is the insertion of the subscapularis? greater tubercle of humerus coracoid process of scapula infraglenoid tubercle of scapula lesser tubercle of humerus
lesser tubercle of humerus
Which muscle is situated between the splenius capitis and posterior scalene muscles on the lateral side of the neck?
levator scapula
Which head of the biceps brachii passes through the intertubercular groove?
long head
Asking your prone partner to hold his arms in front of him "like Superman" is a good way to feel the contraction of which part of the trapezius?
lower fibers
Which of the following is a part of the origin of the teres major? upper half of lateral border of scapula medial side of inferior angle lower half of lateral border of scapula infraspinous fossa
lower half of lateral border of scapula
What action could your partner perform (from a sidelying position) to gently contract the subscapularis?
medial rotation
Which is the insertion of the coracobrachialis?
medial surface of mid-humeral shaft
Which of the following is an action of the latissimus dorsi? flex the shoulder elevate the scapula abduct the shoulder medially rotate the shoulder
medially rotate the shoulder
Which portion of the latissimus dorsi is easiest to grasp?
middle portion next to the lateral border
Which muscle is divided into three segments: clavicular, sternal and costal?
pectoralis major
Which of the following acts as an antagonist to the biceps brachii during shoulder flexion? pectoralis major (lower fibers) pectoralis major (upper fibers) deltoid (anterior fibers) brachialis
pectoralis major (lower fibers)
In anatomical position, the coracobrachialis is deep to which two muscles?
pectoralis major and anterior deltoid
Which movement would lengthen the fibers of the biceps brachii? shoulder flexion elbow flexion pronation of the forearm lateral rotation of the shoulder
pronation of the forearm
With your partner in a prone position, what movement of the shoulder can he perform to create a strong contraction of the latissimus dorsi?
resisted medial rotation
What movement of the head and neck would lengthen the fibers of levator scapula on the right side of the body? rotation to the right lateral flexion to the right rotation to the left extension
rotation to the left
A "winged scapula" often indicates a weakness in which muscle?
serratus anterior
What resisted action could you ask your partner to perform to feel the contraction of the long head of the triceps brachii?
shoulder extension
To access the medial portion of the subscapular 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
According to Trail Guide to the Body, which centrally located structure serves as a "base camp" for finding other bony landmarks of the shoulder?
spine of the scapula
Which is the origin of the rhomboid minor?
spinous processes of C-7 and T-1
When palpating the clavicle, which end will you feel curving inferiorly?
sternal
Which joint is the single attachment between the axial and appendicular skeletons?
sternoclavicular
Which muscle is sandwiched between the subscapular fossa and serratus anterior?
subscapularis
Which muscle is a complete synergist with the latissimus dorsi and is sometimes called "lat's little helper?"
teres major
Which muscle is an antagonist to teres minor in rotation of the humerus?
teres major
Under what two muscles should you slide your thumb when accessing the subscapularis from a sidelying position?
teres major and latissimus dorsi
The long head of the triceps brachii weaves between which two muscles before attaching at the infraglenoid tubercle?
teres major and minor
The lateral border of the scapula serves as an attachment site for which muscles?
teres major and teres minor
Sliding laterally off the lateral border of the scapula, you can feel the tube-shaped belly of which muscle?
teres minor
Which is the origin of the levator scapula? transverse processes of 1st - 4th cervical vertebrae spinous processes of 1st - 4th cervical vertebrae transverse processes of 3rd - 7th cervical vertebrae medial border of the scapula
transverse processes of 1st - 4th cervical vertebrae
The origin of the deltoid is identical to the insertion of which muscle?
trapezius
What is the only muscle of the posterior arm?
triceps brachii
Which muscle does NOT comprise one of the walls of tissue forming the axilla? coracobrachialis triceps brachii serratus anterior latissimus dorsi
triceps brachii
Which of the following is an action of the trapezius? upwardly rotate the scapula abduct the humerus downward rotation of the scapula rotate the head and neck to the same side
upwardly rotate the scapula
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 a lymph node referred pain from a trigger point muscle spasm compression of the brachial plexus
compression of the brachial plexus
Which is the origin of the coracobrachialis?
coracoid process of scapula
Which is the insertion of the pectoralis major?
crest of greater tubercle of humerus
Which is the insertion of the teres major? greater tubercle of the humerus head of the humerus crest of the lesser tubercle of the humerus supraglenoid tubercle of the humerus
crest of the lesser tubercle of the humerus
If you follow the fibers of pectoralis major laterally, they blend with the fibers of which muscle?
deltoid
If you follow the fibers of the infraspinatus laterally, they converge underneath which muscle?
deltoid
What action can you ask your partner to perform to enable you to feel the levator scapula contract? depress the scapula rotate head to the opposite side flex the head elevate the scapula
elevate the scapula
Which of the following is an action of the levator scapula? rotate head and neck to the opposite side upwardly rotate the scapula elevate the scapula depress the scapula
elevate the scapula
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 feel the sternoclavicular joint space widen slightly and then diminish, ask your partner to perform which two movements?
elevation and depression of the scapula
Which of the following is an action of the teres major? extend the shoulder depress the scapula flex the shoulder laterally rotate the shoulder
extend the shoulder
Which of the following is a part of the origin of the trapezius? transverse processes of thoracic vertebrae spine of the scapula external occipital protuberance and medial portion of superior nuchal line of occiput spinous processes of upper cervical vertebrae
external occipital protuberance and medial portion of superior nuchal line of occiput
Which is the origin of the subclavius?
first rib and cartilage
The subclavius attaches to which two bony landmarks?
first rib and clavicle
Which of the following is an action of the biceps brachii? flex the elbow pronate the forearm depress the scapula abduct the shoulder
flex the elbow
Which of the following is an action of the coracobrachialis? medially rotate the shoulder abduct the shoulder flex the shoulder elevate the scapula
flex the shoulder
To best locate the infraspinatus and teres minor tendons with your partner in a supine position, how would you position your partner's arm?
flex the shoulder to 90o, then horizontally adduct and laterally rotate slightly
What is the insertion of the subclavius?
inferior surface of middle one-third of clavicle
Which portion of the serratus anterior is most accessible?
inferior to the axilla
Which part of the scapula serves as an attachment site for the long head of triceps brachii?
infraglenoid tubercle
What is the origin of the triceps brachii's long head?
infraglenoid tubercle of the scapula
When you lay your fingers along the spine, medial border and lateral border of the scapula, you're isolating which muscle?
infraspinatus
Which muscle acts as a synergist with teres minor during lateral rotation of the shoulder? teres major infraspinatus latissimus dorsi subscapularis
infraspinatus
Which muscle is a synergist with teres minor in lateral rotation of the shoulder? supraspinatus infraspinatus teres major subscapularis
infraspinatus
Which muscle's dense quality is due to its multipennate fibers and thick, superficial fascia?
infraspinatus
The three scapular fossae contain which three muscles?
infraspinatus, supraspinatus and subscapularis
Which scapular fossa can be isolated by placing your fingers on the spine of the scapula, the medial border and lateral border?
infraspinous
Which is the origin of the infraspinatus?
infraspinous fossa of scapula
Considering their attachment sites, which bony landmark can help you distinguish the teres major from the latissimus dorsi fiber?
lateral border of the scapula
What is the insertion of the trapezius?
lateral one-third of clavicle, acromion and spine of scapula
Which is the origin of the deltoid?
lateral one-third of clavicle, acromion and spine of scapula
Which shoulder movement would lengthen the fibers of subscapularis? extension adduction lateral rotation horizontal abduction
lateral rotation
Which shoulder movement would shorten the fibers of the infraspinatus? medial rotation abduction lateral rotation flexion
lateral rotation
Which of the following is NOT an action created by contracting the latissimus dorsi? shoulder adduction shoulder extension medial rotation of the shoulder lateral rotation of the shoulder
lateral rotation of the shoulder
To locate the subscapular fossa when your partner is in a sidelying 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
To experience the antagonist capabilities of teres major and teres minor, ask your partner to perform what actions (while in a prone position)?
medial and lateral rotation of the shoulder
Which part of the scapula serves as an attachment site for both the rhomboids and serratus anterior?
medial border
Which is the insertion of the rhomboid major?
medial border of scapula between spine of scapula and inferior angle
Which is the insertion of the levator scapula?
medial border of scapula, between superior angle and superior portion of spine of scapula
Which of the following is a part of the origin of the pectoralis major? cartilage of ribs 7 - 12 medial half of clavicle and sternum sternum, xiphoid process and linea alba lateral half of clavicle and coracoid process
medial half of clavicle and sternum
Which of the following is an action of the subscapularis? medially rotate the shoulder extend the shoulder laterally rotate the shoulder flex the shoulder
medially rotate the shoulder
When exploring the origin attachment site of the levator scapula, there is a potential to create which of the following conditions? nerve compression bone fracture skin irritation muscle spasm
nerve compression
To outline the distal tendon of the triceps brachii, which landmark do you want to locate?
olecranon process
What is the insertion of the triceps brachii?
olecranon process of ulna
The pectoralis minor is located deep to which muscle?
pectoralis major
To locate the belly of the coracobrachialis with your partner in a supine position, from which muscle would you slide off and into the axilla?
pectoralis major
Which muscle is located in the space between the vertebral column and scapula?
rhomboids
Accessing the insertion of serratus anterior by curling your fingers around the medial border of the scapula, your fingers will inherently have to work through the bellies of which two muscles?
rhomboids and trapezius
With your partner in a supine position, which adjustment will make the levator scapula more accessible?
rotate his head 45o away from the side you're palpating
Which of the following movements occur when the upper fibers of the trapezius are unilaterally contracted? rotation of the head and neck to the opposite side rotation of the head and neck to the same side downward rotation of the scapula depression of the scapula
rotation of the head and neck to the opposite side
Which movement of the head and neck would shorten the upper fibers of the trapezius on the right side of the body? flexion lateral flexion to the left rotation to the left rotation to the right
rotation to the left
The anterior surface of the medial border of the scapula serves as an attachment site for which muscle?
serratus anterior
The supraspinous fossa is located just superior to which landmark?
spine of the scapula
Which is the origin of the rhomboid major?
spinous processes of T-2 to T-5
What is the origin of the subscapularis?
subscapular fossa of scapula
The lesser tubercle serves as an attachment site for which muscle?
subscapularis
Which is the origin of the supraspinatus?
supraspinous fossa of scapula
The rhomboids are superficial to the erector spinae and deep to which muscle?
trapezius
To locate the superior angle of the scapula, you must palpate deep to which muscle?
trapezius
To locate the supraspinatus belly, you must palpate through which muscle?
trapezius
