Download Chapter 8: Shoulder Joint

Chapter 8: Shoulder Joint
Clinical Kinesiology for Physical Therapist Assistants, 3rd ed.
Name
For each question, choose the BEST answer.
1. Which nerve, if clinically absent, results in partial loss of shoulder
abduction and weak shoulder lateral rotation?
A.
Axillary
B.
Musculocutaneous
C.
Radial
D.
Median
2.
Which nerve innervates the coracobrachialis?
A.
Axillary
B.
Musculocutaneous
C.
Radial
D.
Median
3.
What
A.
B.
C.
D.
is the bony landmark for the distal attachment of the subscapularis?
Greater tubercle of the humerus
Lesser tubercle of the humerus
Deltoid tuberosity
Subscapular fossa
4.
Which movement accompanies upward rotation and protraction of the
shoulder girdle?
A.
Flexion
B.
Extension
C.
Medial rotation
D.
Adduction
5.
Which muscle(s) perform(s) shoulder lateral rotation and horizontal
abduction? (Choose the best answer.)
A.
Rhomboids
B.
Supraspinatus
C.
Teres major
D.
Infraspinatus
6.
What are the origins for the long head and the short head of the biceps
brachii?
A.
Infraglenoid tubercle; coranoid process
B.
Supraglenoid tubercle; coracoid process
C.
Supraglenoid tubercle; coranoid process
D.
Supraglenoid tubercle; infraglenoid tubercle
7.
What muscle works synergistically with the latissimus dorsi to perform
shoulder extension, medial rotation, and adduction?
A.
Teres minor
B.
Teres major
C.
Pectoralis major
D.
Biceps
8.
What
A.
B.
C.
D.
9.
, the lateral head from
,
The triceps long head originates on the
and the medial head from the
of the humerus.
A.
Infraglenoid tubercle of the scapula; inferior to lesser tubercle on
posterior humerus; posterior surface
B.
Supraglenoid tubercle; posterior surface of humerus; posterior
surface
C.
Coracoid process of the scapula; inferior to greater tubercle on
posterior humerus; inferior surface
D.
Infraglenoid tubercle of the scapula; inferior to greater tubercle on
posterior humerus; posterior surface
nerve innervates the triceps?
Axillary N, C5-7
Radial N, C6-8
Long thoracic, C3-5
Suprascapular N, C5-6
10.
What
A.
B.
C.
D.
muscle(s) attach on the coracoid process?
Teres major and teres minor
Pectoralis minor
Upper trapezius
Serratus anterior
11.
What
A.
B.
C.
D.
muscle has its origin on the thoracolumbar fascia?
Lower trapezius
Latissimus dorsi
Teres major
Teres minor
12.
What ligament provides a roof over the head of the humerus and serves
as a protective arch?
A.
Acromioclavicular
B.
Coracoacromial
C.
Coracoclavicular
D.
Coracohumeral
13.
Which muscle performs shoulder extension, adduction, and medial
rotation?
A.
Pectoralis major
B.
Infraspinatus
C.
Latissimus dorsi
D.
Subscapularis
14.
What
A.
B.
C.
D.
15.
Which of the following muscles attach to the lesser tuberosity of the
humerus?
A.
Deltoid
B.
Teres major
C.
Supraspinatus
D.
Subscapularis
16.
Which muscle does NOT attach to the coracoid process of the scapula?
A.
Pectoralis minor
B.
Biceps short head
C.
Pectoralis major
D.
Coracobrachialis
17.
Which is NOT a rotator cuff muscle?
A.
Teres major
B.
Subscapularis
C.
Infraspinatus
D.
Supraspinatus
18.
What
A.
B.
C.
D.
is the function of the infraspinatus?
Shoulder flexion
Shoulder abduction
Shoulder lateral rotation
Shoulder medial rotation
is the role of the anterior deltoid during shoulder flexion?
Stabilizer
Antagonist
Agonist
Neutralizer
19.
A patient could not do shoulder flexion holding a 5-pound weight in the
hand. What would happen if you put the weight more proximally?
A.
Would put the muscle on a stretch prior to contracting
B.
Would decrease the resistance arm
C.
Would become a closed chain activity
D.
Would become an eccentric contraction
20.
What muscle runs from the anterior scapula to the lesser tuberosity of the
humerus?
A.
Teres major
B.
Teres minor
C.
Subscapularis
D.
Serratus anterior
21.
What muscle runs from the outer clavicle, top of the acromion, and
scapular spine to the midpoint of the humerus on the lateral aspect?
A.
Trapezius
B.
Deltoid
C.
Pectoralis major
D.
Latissimus dorsi
22.
The supraspinatus performs shoulder horizontal abduction and lateral
rotation.
A.
True
B.
False
23.
The glenoid labrum secures the humeral head in the glenoid fossa.
A.
True
B.
False