Deck 10: Shoulder Joint

Question 1

The pectoralis major,latissimus dorsi,and teres major have which of the following shoulder motions in common?

A) Horizontal abduction
B) Adduction
C) Lateral rotation
D) Flexion

Answer 1

B

Question 2

Which of the following muscles perform shoulder hyperextension?

A) Teres major
B) Anconeus
C) Latissimus dorsi
D) Infraspinatus

Answer 2

C

Question 3

Damage to which of the following nerves could result in weakness of the infraspinatus muscle?

A) Radial nerve
B) Musculocutaneous nerve
C) Axillary nerve
D) Suprascapular nerve

Answer 3

D

Question 4

You are asked to palpate for tenderness at the coracoid process of the scapula.If you locate tenderness at this spot,the patient may have soft tissue inflammation at the origin of which of the following muscles?

A) Teres major
B) Coracobrachialis
C) Pectoralis major
D) Long head of the biceps brachii

Question 5

Horizontal abduction of the shoulder occurs in which plane and through which axis?

A) Transverse plane through a transverse axis
B) Transverse plane through a vertical axis
C) Frontal plane through a sagittal axis
D) Frontal plane through a vertical axis

Question 6

Which muscle originates on the infraglenoid tubercle of the scapula and inserts on the olecranon process of the ulna?

A) Long head of the triceps brachii
B) Lateral head of the triceps brachii
C) Long head of the biceps brachii
D) Short head of the biceps brachii

Question 7

Which muscles originate on the axillary border of the scapula and insert on the greater tubercle of the humerus?

A) Teres minor
B) Teres major
C) Infraspinatus
D) Subscapularis

Question 8

Which muscle flexes the shoulder through its entire range?

A) Subscapularis
B) Teres major
C) Pectoralis major,clavicular portion
D) Anterior deltoid

Question 9

Which muscle originates on the medial one-third of the clavicle and inserts on the lateral lip of the bicipital groove?

A) Anterior deltoid
B) Supraspinatus
C) Pectoralis major,clavicular portion
D) Coracobrachialis

Question 10

Which bony landmark of the humerus is located on the lateral side near the midpoint of the shaft?

A) Bicipital groove
B) Lesser tubercle
C) Deltoid tuberosity
D) Humeral head

Question 11

Which muscle originates on the anterior surface of the scapula and inserts on the lesser tubercle of the humerus?

A) Teres major
B) Teres minor
C) Subscapularis
D) Serratus anterior

Question 12

All of the following can contribute to joint subluxation of the glenohumeral joint EXCEPT

A) weight of the upper extremity.
B) gravity.
C) shallow glenoid fossa.
D) strong lateral capsular ligaments.

Question 13

Which muscle originates on the lateral clavicle,the top of the acromion,and the scapular spine and inserts on the midpoint of the humerus on the lateral side?

A) All fibers of the deltoid
B) All fibers of the trapezius
C) All fibers of the pectoralis major
D) Latissimus dorsi

Question 14

Damage to which of the following nerves could result in weakness of the deltoid muscle?

A) Radial nerve
B) Musculocutaneous nerve
C) Axillary nerve
D) Suprascapular nerve

Question 15

You are palpating a person's shoulder and note that she has pain in the bicipital groove.You determine that this person could have tendonitis of which of the following muscles?

A) Short head of biceps brachii
B) Coracobrachialis
C) Long head of biceps brachii
D) Brachialis

Question 16

The reason you have your client laterally rotate his shoulder when moving between 90 and 180 degrees of shoulder abduction is to prevent what structure from hitting the acromion process?

A) Deltoid tuberosity
B) Lesser tubercle
C) Adductor tubercle
D) Greater tubercle

Question 17

Damage to which of the following nerves could result in weakness of the coracobrachialis muscle?

A) Radial nerve
B) Musculocutaneous nerve
C) Axillary nerve
D) Suprascapular nerve

Question 18

The rotator cuff muscles serve to hold the humeral head against the glenoid fossa and best serve to facilitate which arthrokinematic motion of the shoulder joint?

A) Roll
B) Spin
C) Glide
D) Shear

Question 19

The posterior deltoid,latissimus dorsi,and teres major have which of the following shoulder motions in common?

A) Flexion
B) Extension
C) Abduction
D) Lateral rotation

Question 20

The latissimus dorsi,subscapularis,and anterior deltoid have which of the following shoulder motions in common?

A) Medial rotation
B) Lateral rotation
C) Adduction
D) Flexion

Question 21

A patient with specific point tenderness in the axillary region has involvement of which muscle?

A) Teres minor
B) Supraspinatus
C) Subscapularis
D) Pectoralis minor

Question 22

Your next client has shoulder pain and loss of motion due to inflammation and fibrosis of the shoulder joint.The most likely diagnosis is which of the following?

A) Impingement syndrome
B) Calcific tendonitis
C) Adhesive capsulitis
D) Subluxation of long head of biceps tendon