exam 1 pt.1

Injury to what nerve would be indicated by scapular winging?

Long thoracic nerve

Normal ROM for shoulder lateral or external rotation is

0 to 80-90 degrees

The angle of inclination—the relationship between the humerus and the humeral head in the frontal plane—should normally have a range of which of the following?

130° to 150°

When does the epiphyseal plate of the medial clavicle close?

25 years old

In a rotator cuff strain, pain increases when the arm moves actively between what degrees of abduction?

70 to 120

Which position would place the GH joint in its closed-packed position?

90° abduction with external rotation

The middle portion of the deltoid is responsible for what motion?

Abduction, horizontal abduction

The ligament that resists independent upward movement of the distal clavicle is the

Acromioclavicular

An athlete with a distal clavicle fracture may exhibit clinical signs and symptoms similar to those of

An acromioclavicular sprain

The primary shoulder flexors are the

Anterior deltoid and clavicular portion of the pectoralis major

Which of the following activities is likely to create chronic posterior instability in the shoulder?

Backstroke swimming

In a glenohumeral dislocation, the glenoid labrum can be damaged or avulsed from the anterior lip of the glenoid fossa, leading to what type of injury?

Bankart lesion

Speed's test is used to test what condition of the shoulder area?

Bicipital tendinitis

Which of the following activities is likely to create chronic posterior instability in the shoulder?

Blocking in Football

The biceps reflex include(s) which of the following dermatomes?

C5-C6

An athlete reports, head turned to the right side, supporting the right arm with the left arm. What injury should be suspected?

Clavicular fracture

In which phase of the throwing motion is maximum external rotation achieved?

Cocking

Circumduction and pendulum swings are examples of range of motion exercises collectively known as

Codman's Exercises

Which of the following is NOT a closed kinetic chain exercise for the shoulder?

Codman's pendulum

Nearly all injuries at the SC joint result from

Compression

In which phase of the throwing motion are the external rotators of the rotator cuff contracting eccentrically?

Deceleration

Most injuries to the rotator cuff occur during which phase of throwing?

Deceleration

If an athlete comes off the field supporting his/her injured arm, with their head tilted towards the injured shoulder and their chin turned towards the opposite side. Which injury have they likely sustained?

Fractured Clavicle

The scapula fossa that articulates with the humerus is deepened by an additional structure called the:

Glenoid labrum

Which of the following tests assesses for impingement syndrome?

Hawkins-Kennedy test

The main function of the rotator cuff muscles is to

Hold the head of the humerus in the glenoid fossa

In a moderate AC joint sprain, what motion will cause increased pain and a snapping sound at the joint?

Horizontal adduction

A mild acromioclavicular sprain is treated with: I. Ice application II. NSAIDs III. Immobilization with a sling IV. Referral to a physician V. Activity as tolerated

I, II, and V

A painful arc is characterized by a(n)

Inability to actively abduct the arm between 70 and 120 degrees

Which of the following ligaments is responsible for restraint during flexion and external rotation of the shoulder?

Middle glenohumeral

Nearly 80% of all clavicular fractures occur where?

Middle one third

Which fibers of the trapezius muscle are responsible for scapular retraction?

Middle trapezius

Peripheral nerve injuries can cause muscle weakness. An injury to which nerve would cause weakness in the biceps and coracobrachialis muscles?

Musculocutaneous

After receiving a blow to the sternum, an athlete has difficulty swallowing, a diminished pulse, and hoarseness. What injury may have occurred?

Posterior displacement of the clavicle

Apley's scratch test is used primarily to determine

ROM of internal and external rotation

A type II acromioclavicular sprain involves a

Rupture of the AC ligament and tear of the coracoclavicular ligament

Dead arm syndrome is associated with

SICK scapula

Which of the following structures is usually NOT injured with an impingement syndrome?

Short head of biceps brachii

What are contusions to the distal end of the clavicle called?

Shoulder pointers

With an anterior glenohumeral dislocation, the athlete's the arm will be in:

Slight abduction and external rotation

In a first-time glenohumeral dislocation, the injured arm is usually held in what position?

Slightly abducted and externally rotated

The upper extremity's only attachment to the axial skeleton occurs at which of the following?

Sternoclavicular (SC) joint

The most commonly injured bursa in the shoulder is the

Subacromial bursa

What is the only member of the rotator cuff group that internally rotates the humerus?

Subscapularis

The drop arm test is used to determine injury to what muscle?

Supraspinatus

The greatest number of upper humeral fractures in young athletic adults occurs at the:

Surgical neck

The coracoclavicular joint is a ______ joint, formed by the binding together of the coracoid process of the scapula and the inferior surface of the clavicle by the coracoclavicular ligament.

Syndesmosis

Which muscle does NOT serve an important function in preventing impingement of the supraspinatus and subacromial bursa during the throwing motion?

Teres major

Which one of the following is NOT a rotator cuff muscle?

Teres major

A more effective method of testing the integrity of the biceps brachii tendon is

speed's test

The _____ bursa may be irritated when repeatedly compressed during the overhand throwing motion.

subacromial

Damage to the long thoracic nerve will be evident in

Winging of the scapula

Which of the following is NOT a test for glenohumeral instability?

allen test

The most commmon shoulder direction for the shoulder to displace is in the _______________ direction.

anterior

What nerve can be damaged in an anterior glenohumeral dislocation?

axillary nerver

Which of the following tests is used to assess a labral lesion?

clunk test

While performing the Yergason's test the elbow is

flexed about 90 degrees

What is a weak site in the GH capsule that is often torn during an anterior GH dislocation?

Weitbrecht's foramen