Upper Limb

Question 1

Muscles attached to the bicipital groove.

Answer 1

Lateral groove - pectoralis major.
Medial groove - teres major.
Middle - Lat. dorsi.

Question 2

Examples of cruciate muscles.

Answer 2

Pectoralis major.
Sternocleidomastoid.
Masseter.

Question 3

Regimen badge sign.

Answer 3

Area of the arm supplied by the upper lateral cutaneous nerve of arm.

Question 4

Serratus anterior.

Answer 4

Origin - lateral aspect of upper 8 ribs as digitations.
Insertion - costal aspect of the scapula on the medial side.
Nerve - long thoracic nerve.

Aka - Boxer’s muscle.

Question 5

Muscles causing retraction of scapula.

Answer 5

Rhomboides major.
Rhomboides minor.
Middle fibres of the trapezius.

Question 6

Structure in the deltopectoral groove.
Iliopsoas groove.
Tracheo-esophageal groove.

Answer 6

Cephalic vein.
Femoral nerve.
Recurrent laryngeal nerve.

Question 7

Part of clavipectoral fascia between subclavius and pectoralis minor.

Answer 7

Extends from costal cartilage to corocoid process.

Known as the costocorocoid ligament.

Question 8

Part of clavipectoral fascia between pectoralis minor and axilla.

Answer 8

Suspensory ligament of axilla.

Question 9

Structures piercing the clavipectoral fascia.

Answer 9

Cephalic vein.
Thoracoacromial artery.
Lateral pectoral nerve.
Lymphatics from the breast.

Question 10

Superficial flexors of the forearm.

Answer 10

Pronator teres.
Flexor carpi ulnaris.
Flexor carpi radialis.
Palmaris longus.
Flexor digitorum superficialis.

Question 11

Intermediate flexors of the forearm.

Answer 11

Flexor pollicis longus.

Flexor digitorum profundus.

Question 12

Deep muscles of the anterior forearm.

Answer 12

Pronator quadratus.

Question 13

Bursa which encloses FDP and FDS.

Answer 13

Ulnar bursa.

Continuous with the little finger.

Question 14

Bursa which encloses FPL.

Answer 14

Radial bursa.

Continuous with the thumb.

Question 15

Structures passing above the flexor retinaculum.

Answer 15

From medial to lateral.

1. Ulnar nerve and vessel - pass under velar carpal ligament through the Guyon’s tunnel.
2. Palmar cutaneous branch of ulnar nerve.
3. Palmaris longus.
4. Palmar cutaneous branch of median nerve.
5. Superficial palmar branch of radial artery.

Question 16

Structures passing below flexor retinaculum in the carpal tunnel.

Answer 16

Median nerve.
FDS and FDP with ulnar bursa.
FPL with radial bursa.

Question 17

Insertion of FDS and FDP.

Answer 17

FDS - base of the middle phalynx.

FDP - base of the distal phalynx.

Question 18

Action done by lumbricals.

Answer 18

Flexion at MPJ

Extension at IPJ

Question 19

Action of palmar interossei.

Answer 19

Adduction of fingers.

Question 20

Action of dorsal interossei.

Answer 20

Abduction of fingers.

Question 21

Graveyard of ulnar nerve.

Answer 21

Adductor pollicis.

Question 22

Paralysis of radial nerve leads to.

Answer 22

Wrist drop and finger drop in the upper parts of radial nerve.

Only finger drop if radial nerve is affected in the cubical fossa.

Question 23

Floor of anatomical snuff box is made up of.

Answer 23

Styloid process of radius.
Scaphoid and trapezium.
Carpeted by tendons of ECRL and ECRB to prevent damage to radial artery.

Contents - Radial artery.

Question 24

Roof of anatomical snuff box contains.

Answer 24

Superficial branch of radial nerve.

Cephalic vein.

Question 25

Chief lymph node draining the breast.

Answer 25

Anterior axillary.

Question 26

Involvement of cutaneous lymphatics in CA breast.

Answer 26

Peau d’orange appearance.

Question 27

Involvement of lactiferous ducts in CA breast.

Answer 27

Retraction of nipple.

Question 28

Involvement of Cooper’s ligament in CA breast.

Answer 28

Puckering of skin over the breast.

Question 29

Contents of upper triangular space of the arm.

Answer 29

Circumflex scapular nerve.

Question 30

Contents of lower triangular space of the arm.

Answer 30

Radial nerve and profunda brachii artery.

Question 31

Contents of the quadrangular space of the arm.

Answer 31

Axillary nerve and posterior circumflex humeral artery.