Exam #3 Review

Question 1

What are the five muscles primarily involved in shoulder girdle movements?

Answer 1

• Trapezius
• Rhomboid
• Levator Scapula
• Serratus Anterior
• Pectoralis Minor

Question 2

What are the rotator cuff muscles?

Answer 2

• Supraspinatus
• Infraspinatus
• Teres Minor
• Subscapularis

Question 3

What innervates the shoulder joint muscles?

Answer 3

Brachial plexus

Question 4

What muscles does axillary nerve innervates?

Answer 4

• Deltoid

- Teres minor

Question 5

What muscles does musculocutaneous innervates?

Answer 5

• Coracobrachialis
• Brachialis
• Biceps brachii

Question 6

How does Ulnar Collateral Ligament support the elbow?

Answer 6

UCL provides medial support to prevent elbow from abducting when stressed in physical activity

Question 7

What is the Tommy John procedure?

Answer 7

UCL surgical reconstruction using a tendon graft such as palmaris longus tendon

Question 8

What does Radial Collateral Ligament provides?

Answer 8

Provides lateral stability for the elbow

Question 9

What does annular ligament provides?

Answer 9

Provides a sling effect around the radial head for stability

Question 10

What is a tennis elbow?

Answer 10

Also known as lateral epicondylitis

Common problem usually involving extensor digitorum muscle near its origin on the lateral epicondyle

Question 11

What is a golfer’s elbow?

Answer 11

Also know as medial epicondylitis

Associated with medial wrist flexor & pronator group

Question 12

What are the five phases of muscular analysis?

Answer 12

• Stance phase
• Preparatory phase
• Movement phase
• Follow through phase
• Recovery phase

Question 13

What is the sternoclavicular (SC)?

Answer 13

• Ligamentous support

- Costoclavicular and interclavicular ligaments provide stability against superior displacement

Question 14

What is acromioclavicular (AC)?

Answer 14

• Arthrodial classification
• Supported by Costoclavicular, superior AC, and inferior AC ligaments
• often injured

Question 15

What is scapulothoracic?

Answer 15

• Movement depends on Sc & AC joints
• Supported dynamically by its muscles
• No ligamentous support, not a true synovial joint

Question 16

What works together to carry out upper extremity activities?

Answer 16

Shoulder joint & shoulder girdle

Question 17

What muscles originate on the scapula and clavicle?

Answer 17

• Deltoid
• Coracobrachialis
• Teres major

Question 18

What muscles holds the shoulder in place?

Answer 18

• Coracobrachialis
• Biceps brachii short head
• Triceps brachii long head

Question 19

What does the rotator cuff do?

Answer 19

• Conducting repetitious overhand activities

- Stabilization of humeral head in glenoid fossa

Question 20

What are the anterior muscles of the shoulder joint?

Answer 20

• Pectoralis major
• Coracobrachialis
• Subscapularis

Question 21

What are the superior muscles of the shoulder joint?

Answer 21

• Deltoid

- Supraspinatus

Question 22

What are the posterior muscles of the shoulder joint?

Answer 22

• Latissimus dorsi
• Teres major
• Infraspinatus
• Teres minor

Question 23

What are the anterior muscles of elbow and radioulnar joint?

Answer 23

• Biceps brachii
• Brachialis
• Brachioradialis
• Pronator teres
• Pronator quadratus

Question 24

What are the posterior muscles of the elbow and radioulnar joint?

Answer 24

• Triceps brachii
• Anconeus
• Supinator