Anatomy Essay Questions for the Upper Limb PDF

Anatomy Essay questions for the upper limb By the helpers team  Mention Muscle actions of Shoulder joint 1.(4) muscles make flexion : a. Clavicular head of pectoralis major. b. Anterior fibers of deltoid. c. Coracobrachialis. d. Biceps Brachii 2.(4) muscles make Extension : a. Teres major. B....

Anatomy Essay questions for the upper limb By the helpers team  Mention Muscle actions of Shoulder joint 1.(4) muscles make flexion : a. Clavicular head of pectoralis major. b. Anterior fibers of deltoid. c. Coracobrachialis. d. Biceps Brachii 2.(4) muscles make Extension : a. Teres major. B. Latissimus dorsi. c. Sternocostal head of pectoralis major. d. Posterior fibers of deltoid. 3.(3) muscles make Abduction : a. Supraspinatus (initiation from 0-150 ). b. Deltoid (150 -900 ). c. Raising the arm above the head (i.e. above 900 ) takes place by lateral rotation of the scapula (done by upper & lower fibers of trapezius + lower 5 digitations of serratus anterior). 4.(4) muscles make Adduction : a. Pectoralis major. b. Teres major. c. Latissimus dorsi. d. Subscapularis 5.(5) muscles make Medial Rotation : a. Pectoralis major. b. Teres major. c. Latissimus dorsi. d. Subscapularis. e. Anterior fibers of deltoid. 6.(3) muscles make lateral Rotation : a. Infraspinatus. b. Teres minor. c. Posterior fibers of deltoid. Apex boundaries of Axilla (cervicoaxillary): Anterior clavicle posterior Upper border of Scapula Medial Outer border of first Rib Base walls of Axilla: Anterior wall Pectoralis Major &Minor Subclavius Muscle Clavi-pectoralfascia (PPSC) Posterior wall Subscapularis , Latissimusdorsi ,TeresMajormuscle (SLT) Medial wall Serratusanterior ,Upper 4 ribs Intercostal muscles (S4IM) Lateral wall Coracobrachialis ,Bicepsbrachii (CB) Short Essay Q1) Contents of axilla? 1)Cords and branches of brachial plexus. 3)Axillary vein 2)Axillary artery and its branches 4)Axillary Lymph node Q2) Contents of Cubital fossa? 1)Biceps brachii tendon 3)Radial nerve (deep branch) 2)Median nerve 4)Brachial artery that divides into Ulnar&Radial arteries. Q3)Types of shoulder ligaments? 1)Coraco humeral. 2)Transverse humeral 3)Gleno humeral Q5) Bursa types in shoulder? 1)Subscapularis bursa 2)Infraspinatus bursa. 3)Subacromial bursa Q7) What are the Lateral cord nerves?(MLL) 1)Musculocutaneous nerve 2)Lateral pectoral nerve 3)Lateral roott of median nerve Q8) What are the Medial cord nerves?(MMMMU) 1)Medial pectoral nerve. 3)Medial cutaneous nerve of forearm 5)Ulnar nerve 2)Medial roott of median nerve 4)Medial cutaneous nerve of arm Q9) What are the Posterior cord nerves?(ULNAR) 1)Upper subscapular nerve. 2)Lower subscapular nerve 4)Radial nerve. 5)Axillary nerve 3)Nerve to latissmos dorsi(Thoracodorsal) Q10) Nerves from Roots? 1) C5 Nerve to rhomboids (dorsal scapular nerve) 2) C5,6 &7 Long thoracic nerve Q11)Nerves from trunk(upper trunk)? 1)Nerve to subclavius 2)Suprascapular nerve Q12) Give three examples of nerve injuries and its consequences? 1)Thoracic nerve injury: Winged scapula (paralysis of serratus anterior) 2)C5,6 nerve injury: ERB’s paralysis (muscle atrophy; shoulder,flexors of elbow,extensor of fingers.) (Deformity; Policeman waiter tip paralysis) 3)C8,T1 nerve injury: Klumpke paralysis or palsy (Muscle atrophy; All the intrinsic muscles of the hand.) (Deformity;Claw hand) Q13) What are the muscles that supplied by 2 nerves? 1)Pectoralis major. 2)Brachialis 3)Flexor digitorum profunds. 4)Subscapularis Q14) What is the Boundaries of Snuff-Box ? Anterior abductor pollicis longus and extensor pollicis brevis Posterior extensor pollicis longus Contents Radial artery , cephalic vein ,Superficial branch of radial nerve Q15) Articulations of wrist? -Above: Distal end of the radius &articular disc. -Below: scaphoid,lunate,triquetram Q16) What is the type of wrist joint? Synovial Ellipsoid. Q17) Carpal tunnel syndrome happened by? -Compression of median nerve in the carpal tunnel Q18) Manifestations of carpal tunnel syndrome? -Burning pain ‘pins &needles’. -weakness or atrophy of the thenar muscles. -inability to oppose the thumb. Q19) Treatment of carpal tunnel syndrome? -Making along tudinal incision through flexor retinaculum List Muscles/content of… Thenar Muscle ? -Abductor pollicis brevis -Flexor pollicis brevis -Opponens pollici Hypothenar muscles? -Abductor digitiminim -Flexor digiti minimi -Opponens digit minimi Small muscles of the hand? -Lumbricals(4) -Interosseipalmar(4) -Interossei dorsal(5) Structures pass superficial to Flexor Retinculum ? 1.Ulnar nerve 2.Ulnar artery 3.Palmar cutaneous branch of ulnarn. 4.Palmar cutaneous branch of mediann. 5.Palmaris longus tendon Structures pass Deep to Flexor Retinculum ? 1.Flexordigitorum superficialis. 2.Flexordigitorum profundus. 3.Flexor pollicis longus. 4.Median nerve.