Upper limb or superior extremity MCQ 62+

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• Common nerve injuries in case of
  ক

  Shoulder dislocation is axillary nerve

  খ

  Humeral supracondylar fracture is radial nerve

  গ

  Hip dislocation is sciatic nerve

  ঘ

  Humeral shaft fracture is median nerve

  ঙ

  Knee dislocation is tibial nerve
• Regarding the cephalic vein
  ক

  Its counterpart in the leg is the saphenous vein

  খ

  It piercing the clavipectoral fascia to join the axillary vein

  গ

  Pierce the deep fascia in upper arm.

  ঘ

  The position of this vein is mostly variable

  ঙ

  It is related to the medial side of biceps muscle in the upper arm
• Muscles contribute to the extensor expansions of the fingers
  ক

  Extensor indicis

  খ

  Palmar interossei

  গ

  Extensor digitorum longus

  ঘ

  Extensor pollicis longus

  ঙ

  The two medial lumbricals
• Modification of the deep fascia of the upper limb includes
  ক

  Aponuerosis

  খ

  Intramuscular septum

  গ

  Clavipectoral fascia

  ঘ

  Synovial sheath

  ঙ

  Axillary sheath
• Nerves arise from the cords of the brachial plexus are
  ক

  Subscapular nerve

  খ

  Thoracodorsal nerve

  গ

  Dorsal scapular nerve

  ঘ

  Subclavian nerve

  ঙ

  Suprascapular nerve
• The muscles of dual nerve supply include
  ক

  Pectineus

  খ

  Flexor digitorum profundus

  গ

  Pronator teres

  ঘ

  Adductor brevis

  ঙ

  Supinator
• Muscles having double nerve supply include
  ক

  Adductor magnus

  খ

  Brachialis

  গ

  Flexor digitorum profundus

  ঘ

  Deltoid

  ঙ

  Extensor hallucis longus
• In a patient with shoulder pain
  ক

  Supraspinatus tendinitis is associated with a ‘painful arc’

  খ

  Shoulder pain in all directions of movement suggest capsulitis

  গ

  Bicipital tendinitis is associated with a ‘painful arc’

  ঘ

  Shoulder pain developing beyond 90 o abduction suggest capsulitis

  ঙ

  Subscapular tendinitis is suggested by pain worsening on persistent abduction
• A 35-years-old man presented with history of injury to right shoulder cant abduct his shoulder above 30 degree actively. The muscles involved are
  ক

  Deltoid

  খ

  Teres minor

  গ

  Supraspinatous

  ঘ

  Infraspinatous

  ঙ

  Subscapularis muscle
• Inability to pick up a pin indicate paralysis of
  ক

  Opponens pollicis

  খ

  Extensor pollicis longus

  গ

  Extensor digitorum superficialis

  ঘ

  Extensor digitorum profundus

  ঙ

  Lumbricals
• The supinator muscle
  ক

  Forms part of the floor of the cubital fossa

  খ

  Is attached to the proximal end the ulna

  গ

  Is attached to the proximal end of the radius

  ঘ

  Is attached to the medial epicondyle of the humerus

  ঙ

  Is supplied by the ulnar nerve
• The lumbrical muscles
  ক

  Have each a tendon winding round the radial side of the corresponding metacarpo phalangeal joint

  খ

  Cause claw- hand if paralysed

  গ

  Are attached to the tendons of flexor digitorum superficialis

  ঘ

  Are supplied by the median nerve

  ঙ

  Produce flexion at the interphalangeal joints
• Wrist drop
  ক

  Is a clinical condition due to injury of the radial nerve in the axilla

  খ

  Causes flexion at the wrist

  গ

  Results due to action of the unopposed flexor muscles of the wrist

  ঘ

  Makes one able to firm grip as objects with the fingers

  ঙ

  Produces total anesthesia in dorsum of the hand
• Radial nerve damage in the arm may cause
  ক

  Wrist drop

  খ

  Paralysis of hypothenar muscles

  গ

  Paralysis of thenar muscles

  ঘ

  Atrophy of triceps

  ঙ

  Atrophy of biceps
• The carpal tunnel transmits
  ক

  The median nerve

  খ

  The tendon of flexor digitorum superficialis

  গ

  The ulnar nerve

  ঘ

  The radial artery

  ঙ

  The palmar cutaneous branches of the median and ulnar nerve
• Structure passes within the carpal tunnel
  ক

  Median nerve

  খ

  Tendon of the flexor carpi radialis

  গ

  Flexor carpi ulnaris

  ঘ

  Ulnar nerve

  ঙ

  Palmaris longus
• Attachment of flexor retinaculum
  ক

  Pisiform

  খ

  Trapezium

  গ

  Hook of hamet

  ঘ

  Scaphoid

  ঙ

  Capitate
• Structures under flexor retinaculum of hand
  ক

  Tendons of flexor digitorum superficialis

  খ

  Tendon of flexor pollicis longus

  গ

  Tendon of Palmaris longus

  ঘ

  Radial nerve

  ঙ

  Ulnar artery
• Median nerve supplies the following muscles
  ক

  Lateral two lumbricals

  খ

  Opponens pollicis

  গ

  Flexor carpi radialis

  ঘ

  Adductor pollicis

  ঙ

  Extensor digiti minimi
• Characteristic features of Carpal Tunnel Syndrome are
  ক

  Pain and paraesthesia in the distribution on median nerve

  খ

  Common in Rheumatoid arthritis and in myxedema

  গ

  Symptoms are noticed usually at night

  ঘ

  Compression of ulnar nerve

  ঙ

  Common in men
• Carpal tunnel syndrome
  ক

  It may occur during pregnancy

  খ

  More pain during night sleep

  গ

  Phalen's test is positive in carpal tunnel syndrome

  ঘ

  Is a self limiting disease

  ঙ

  Sensory impairment over thenar area of hand
• In Carpal tunnel syndrome
  ক

  Affection is due to entrapment neuropathy of median nerve

  খ

  The usual age group is 40-50 years

  গ

  Corticosteroid injection into the carpal tunnel provides temporary relief

  ঘ

  Males are commonly affected

  ঙ

  Wasting of hypothenar muscles and thumb flexion weakness
• Median nerve in the hand
  ক

  Supplies only lateral two lumbrical muscles

  খ

  Supplies the palmar surface of the lateral three and a half digits

  গ

  Supplies all short muscles of the thumb

  ঘ

  Lies superficial to the flexor retinaculum

  ঙ

  Supplies adductor muscle
• Causes of Carpal Tunnel syndrome include
  ক

  Diabetes Mellitus

  খ

  Pregnancy

  গ

  Rheumatoid Arthritis

  ঘ

  Hyperthyroidism

  ঙ

  Systemic Lupus Erythematosus
• Ulnar nerve supplies
  ক

  Three hypothenar muscles

  খ

  Medial two lumbricals

  গ

  All interossei

  ঘ

  Lateral lumbricals

  ঙ

  Adductor brevis
• Ulnar nerve supply
  ক

  All hypothenar muscle

  খ

  Adductor pollicis

  গ

  All interossei

  ঘ

  Abductor pollicis

  ঙ

  Lateral two lumbricles
• Superficial branch of ulnar nerve supplies
  ক

  Palmaris brevis

  খ

  Skin on the ulnar side of the hand

  গ

  Flexor digitorum ulnaris

  ঘ

  Palmar aspect of index finger

  ঙ

  Opponens pollicis
• Low ulnar nerve palsy is characterized by
  ক

  Diminished / absence of sensation of little finger

  খ

  Clawing of little & ring fingers

  গ

  Positive froments sign

  ঘ

  Wasting of thenar muscles

  ঙ

  Weakness of flexor carpi ulnaris muscle
• Low ulnar nerve injury causes
  ক

  Clawing of little & ring finger

  খ

  Hollowing of the skin on dorsal aspect of 1st web space

  গ

  Tropic changes in the little and ring finger

  ঘ

  Wasting of the thenar muscles

  ঙ

  Weakness of flexor carpi ulnaris muscle
• Damaged to the ulnar nerve at the medial epicondyle results in loss of
  ক

  Adduction of the thumb

  খ

  Abduction of the fingers

  গ

  Cutaneous sensation on the lateral side of the hand

  ঘ

  Flexion of the second proximal interphalangeal joint

  ঙ

  Radial deviation of the wrist