Chapter 5: Shoulder Flashcards
What does PEO stand for?
Person-Environment- Occupation Model
What bones supply the skeletal structure for movement of the shoulder complex?
Scapula, humerus, and clavicle
A flat triangular bone located on the back, overlying the second through 7th ribs is called?
Scapula
The thick inferolateral border of the scapula is the ….
lateral (axillary) border
What is the purpose of the Scapula?
elevation, protraction, depression, retraction, upward and downward rotation
What does the acronym SITS stand for?
Infraspinatus
teres minor
Subscapularis
Supraspinatus
What muscles are within the Rotator Cuff?
Infraspinatus
teres minor
Subscapularis
Supraspinatus
creates an anatomical cuff around the shoulder joint, enveloping the humeral head almost to it’s entirety
Rotator cuff - the supraspinatus does what?
abducts humerus
What are the types of joints within the shoulder?
scapulothoracic
glenohumeral
sternoclavicular
acromioclavicular
Rotator cuff - the scapularis does what?
internal rotation of humerus
What movements are responsible for the deltoid?
flexion
abduction
extension
What are the anterior fibers responsible for the deltoid?
flexion
What are the posterio fibers responsible for the deltoid?
extension
What is the purpose of the glenohumeral movements?
abduction
adduction
horizontal abduction and adduction
flexion and extension
external and internal rotation
weakness of serratus anterior, impairs scapular, and interrupts functional mvmt of the shoulder is ….
scapular winging
result of instability, weakness, or paralyzed, pull of gravity through humerus, painful strain of joint capsule is ….
subluxation
What is the maintain upright posture of trunk and scapula?
maintains balance
promotes purposeful mvmt of shoulder
What is the most common injury in the shoulder?
rotator cuff tear
Can significantly limit function and require activity modification or adaptive equipment can be a factor of…
osteoarthritis
True or False
The acromioclavicular joint and the sternoclavicular joint contribute to scapular motions.
True
Which muscle originates from the spinous processes of C7–T5 and inserts on the vertebral border of the scapula between the inferior angle and the spine of the scapula?
Middle trapezius
Rhomboids
Teres major
Serratus anterior
Rhomboids
Which muscle originates from the spinous processes of T4–T12 and inserts at the base of the scapular spine?
Serratus anterior
Upper trapezius
Lower trapezius
Infraspinatus
Lower Trapezius
Which muscle originates on the nuchal ligament and occipital bone and inserts in the lateral third of the clavicle?
Serratus anterior
Rhomboids
Upper trapezius
Pectoralis major
upper trapezius
Which muscle is responsible for scapular protraction?
Pectoralis major
Serratus anterior
Coracobrachialis
Middle trapezius
Serratus Anterior
If shoulder girdle retraction is the desired motion, which two muscles are agonists in this motion?
Pectoralis minor and pectoralis major
Levator scapula and upper trapezius
Middle trapezius and rhomboids
Serratus anterior and latissimus dorsi
middle trapezius and rhomboids
An example of a muscle group that forms a force couple is which of the following?
Upper trapezius, lower trapezius, levator scapula
Levator scapula, rhomboids, pectoralis minor
Rhomboids, upper trapezius, levator scapula
Serratus anterior and pectoralis minor
levator scapula, rhomboids, pectoralis minor
The bony landmark of the scapula that exists where the vertebral and axillary borders meet is the
inferior angle
The ligament that forms an arch over the head of the humerus is the..
coracoclavicular ligament.
costoclavicular ligament.
coracoacromial ligament.
interclavicular ligament.
coracoacromial ligament
Weakness of the trapezius muscle could indicate trauma to which of the following nerves?
Cranial nerve XI
Dorsal scapular nerve
Long thoracic nerve
Medial pectoral nerve
Cranial n. XI
Weakness of the pectoralis minor muscle could indicate trauma to which of the following nerves?
Cranial nerve XI
Dorsal scapular nerve
Long thoracic nerve
Medial pectoral nerve
medial pectoral nerve
Weakness of the rhomboid muscles could indicate trauma to which of the following nerves?
Cranial nerve XI
Dorsal scapular nerve
Long thoracic nerve
Medial pectoral nerve
dorsal scapula nerve
The winging of the scapula is caused by weakness. Which shoulder girdle muscle is it?
Pectoralis minor
Levator scapula
Serratus Anterior
Middle Trapezius
Serratus Anterior
Weakness of the rhomboid muscles could indicate trauma to which of the following nerves?
Pectoralis minor
Levator scapula
Serratus anterior
Middle trapezius
Serratus anterior
A person who lacks the free motion of upward rotation is limited in which of the following shoulder joint motions?
a - Flexion
b - Extension
c - Abduction
d - flexion and Abduction
a & c
What motion would the upper trapezius do in a reversal of muscle action?
Scapular elevation
Scapular depression
Head and neck extension
Head and neck flexion
Head and neck extension
An example of linear shoulder girdle motion is…
a - upward rotation.
b - scapular protraction.
c - scapular depression.
d - B and C
scapular protraction
A client who needs scapular depressor strengthening would need attention to which of the following muscles?
- Rhomboids and middle trapezius
- Serratus anterior and pectoralis minor
- Pectoralis minor and lower trapezius
- Pectoralis minor and pectoralis major
Pectoralis minor and lower trapezius
A client who needs a stretch to the middle trapezius and rhomboids must position the scapula in which of the following positions?
Scapular protraction
The upper trapezius, serratus anterior, and lower trapezius have which of the following actions in common?
Retraction of the scapula
Protraction of the scapula
Downward rotation of the scapula
Upward rotation of the scapula
upward rotation of the scapula
Which muscle is responsible for scapular protraction?
Pectoralis major
Serratus anterior
Coracobrachialis
Middle trapezius
Serratus Anterior
The levator scapula and rhomboids have which of the following motions in common?
Elevation
Depression
Upward rotation
Depression
elevation
The serratus anterior and the pectoralis minor have which of the following motions in common?
Shoulder medial rotation
Downward rotation
Upward rotation
Protraction
protraction
A person experiencing pain on the superior lateral aspect of the scapula may have pathology involving which of the following structures?
Acromion process
Glenoid fossa
Coracoid process
Deltoid tubercle
acromion process
