MCQ on Shoulder joint and Brachial Plexus

Post contains 22 Mcq on Shoulder joint and Brachial plexus.

1/22

One of the following is not attached to the medial border of the scapula

Levator scapulae✔X

Teres minor.✔X

Serratus anterior.✔X

Rhombideus minor.✔X

Rhomboideus major.✔X

2/22

All of the following parts of the scapula can be felt EXCEPT:

Acromion process.✔X

Crest of the spine.✔X

Upper border.✔X

Inferior angle.✔X

3/22

The glenoid cavity articulates with the head of the humerus by a:

Fibrous articulation.✔X

Cartilaginous articulation.✔X

. Hinge synovial articulation.✔X

Ball and socket synovial articulation✔X

4/22

The brachial plexus has:

8 rami (roots).✔X

5 trunks.✔X

6 divisions.✔X

4 cords✔X

5/22

The usual number of branches of the medial cord of the brachial plexus:

3✔X

4✔X

5✔X

6✔X

6/22

The usual number of branches of the lateral cord of the brachial plexus:

3✔X

4✔X

5✔X

6✔X

7/22

In Erb’s paralysis, the deformity is called:

Winging of the scapula.✔X

Claw hand.✔X

Wrist drop✔X

Policeman’s tip position.✔X

8/22

In Klumpke’s paralysis, the deformity is called:

Winging of the scapula.✔X

Claw hand✔X

Ape hand.✔X

Wrist drop.✔X

9/22

Paralysis of the serratus anterior muscle causes:

Winging of the scapula.✔X

Claw hand✔X

Ape hand.✔X

Wrist drop.✔X

10/22

The suprascapular nerve is a branch from the:

Roots of the brachial plexus.✔X

Upper trunk.✔X

Middle trunk.✔X

Posterior cord.✔X

11/22

The root value of the long thoracic nerve is:

C5.✔X

C6.✔X

C7.✔X

C5, 6 & 7✔X

12/22

The trapezius muscle is supplied by the:

Cranial accessory nerve.✔X

Spinal accessory nerve.✔X

Long thoracic nerve.✔X

Dorsal scapular nerve.✔X

13/22

One of the following muscles is not a rotator cuff muscle:

Supraspinatus.✔X

Teres minor.✔X

Teres major.✔X

Subscapularis.✔X

14/22

Paralysis of the deltoid muscle causes:

Loss of abduction of the arm from zero to 15°.✔X

Loss of abduction of the arm from 15° – 90°✔X

Loss of abduction of the arm from zero to 90°.✔X

Loss of abduction of the arm from 90° – 180°✔X

15/22

The axillary nerve supplies the:

Muscle that abducts the arm from zero to15°.✔X

Muscle that abducts the arm from 15° – 90°.✔X

Muscle that forms the rounded contour of the shoulder.✔X

b and c.✔X

16/22

The suprascapular nerve supplies:

Muscle inserted into the upper impression of the greater tuberosity of the humerus.✔X

Muscle inserted into the middle impression of the greater tuberosity of the humerus.✔X

Muscle that initiates abduction of the arm.✔X

All of the above.✔X

17/22

Lesion of the axillary nerve causes:

Winging of the scapula.✔X

Flat shoulder.✔X

Claw hand.✔X

Ape hand.✔X

18/22

Muscles that rotate the scapula downward are attached to:

Ventral lip of the medial border of the scapula.✔X

Dorsal lip of the medial border of the scapula.✔X

Upper lip of the crest of the spine.✔X

Lower lip of the crest of the spine.✔X

19/22

All the muscles attached to the bicipital (intertubercular) groove:

Abduct the arm (shoulder joint).✔X

Adduct the arm.✔X

Medial rotation of the arm.✔X

b and c.✔X

20/22

Actions of the latissimus dorsi:

Flexes the arm.✔X

Abducts the arm.✔X

Laterally rotates the arm.✔X

None of the above.✔X

21/22

Triangle of auscultation is associated with all of the following EXCEPT:

Latissimus dorsi.✔X

Teres major.✔X

Rhomboid major.✔X

Medial border of the scapula✔X

22/22

he quadrangular space is bounded by all of the following EXCEPT:

Teres minor.✔X

Teres major.✔X

Long head of biceps✔X

Long head of triceps.✔X

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