ISAC Exam 1

• Trapezius m.


  Nerve: spinal accessory (CN XI)

  Artery: transverse cervical a.

  Movement: retraction & upward rot. of scapula
• Latissimus dorsi m.


  Nerve: thoracodorsal n.

  Artery: thoracodorsal a.

  Movement: ext, adduction, & medial rot. of gleno-humeral joint
• Teres major m.


  Nerve: lower subscapular n.

  Artery: circumflex scapular a.

  Movement: adduction, medial rot. of gleno-humeral joint
• Serratus anterior m.


  Nerve: long thoracic n.

  Artery: lateral thoracic a.

  Movement: protraction of scapula, holds scapula to body
• Levator scapulae m.


  Nerve: dorsal scapular n.

  Artery: dorsal scapular a.

  Movement: elevation of scapula, ipsilateral lateral flexion of neck
• Rhomboidious major and minor m.

  Nerve: dorsal scapular n.

  Artery: dorsal scapular a.

  Movement: retraction of scapula
• Serratus posterior superior m.

  Nerve: ventral rami of intercostal n.

  Artery: intercostal a.

  Movement: elevation of ribs
• Serratus posterior inferior m.

  Nerve: ventral rami of intercostal n.

  Artery: intercostal a.

  Movement: depression of ribs
• Deltoid m.


  Nerve: axillary n.

  Artery: posterior circumflex humeral a., deltoid branch of thoracoacromial trunk

  Movement: anterior- flexion, internal rot of arm, middle- abduction of arm, posterior- extension, external rot of arm
• Subscapularis m.


  Nerve: upper and lower subscapular n.

  Artery: subscapular a., lateral thoracic a.

  Movement: adduction, medial rot of gleno-humeral joint
• Supraspinatus m.


  Nerve: suprascapular n.

  Artery: suprascapular a.

  Movemement: initial abduction of gleno-humeral joint
• Infraspinatus m.


  Nerve: suprascapular n.

  Artery: suprascapular a.

  Movement: lateral rot of gleno-humeral joint
• Teres minor m.


  Nerve: axillary n.

  Artery: circumflex scapular a.

  Movement: lateral rot. of gleno-humeral joint
• Illiocostalis (cervicis, thoracis, lumborum) m.

  Nerve: dorsal rami

  Movement: extension of spine bilaterally, lateral flexion of spine unilaterally
• Longissimus (capitus, thoracic) m.

  Nerve: dorsal rami

  Movement: extension of spine bilaterally, lateral flexion of spine unilaterally
• Spinalis (cervicis, thoracic) m.

  Nerve: dorsal rami

  Movement: extension of spine bilaterally, lateral flexion of spine unilaterally
• Splenius capitus m.


  Nerve: dorsal rami of C-spine

  Movement: neck extension bilaterally, neck rot, lateral flexion unilaterally
• Splenius cervicis m.


  Nerve: dorsal rami of C-spine

  Movement: neck extension bilaterally, neck rot, lateral flexion unilaterally
• Semispinalis (capitus, cervicis, thoracis) m.

  Nerve: greater occipital n./dorsal rami

  Movement: extension of C/T-spine, lateral flexion of head
• Rotatores (longus/brevis) m.


  Nerve: dorsal rami

  Movement: extension of C/T-spine, lateral flexion of spine
• Multifidus (longus/brevis) m.


  Nerve: dorsal rami

  Movement: extension of C/T-spine, lateral flexion of spine
• Interspinales m.


  Nerve: dorsal rami

  Movement: extension of spine
• Intertransversarii m.


  Nerve: ventral/dorsal rami

  Movement: stabilize spine, lateral flexion of spine
• Levatores costarum m.


  Nerve: dorsal rami

  Movement: elevation of ribs / T-spine
• Rectus capitus posterior minor m.

  Nerve: suboccipital n.

  Artery: suboccipital a.

  Movement: extension of neck
• Rectus capitus posterior major m.

  Nerve: suboccipital n.

  Artery: suboccipital a.

  Movement: extension/ rot @ Atlanta-occipital bone
• Obliques capitis inferior m.

  Nerve: suboccipital n.

  Artery: suboccipital a.

  Movement: rot of head/atlantoaxial joint
• Obliques capitis superior m.

  Nerve: suboccipital n.

  Artery: suboccipital a.

  Movement: extension of neck, flexion of head to one side
• Pectoralis major m.


  Nerve: clavicular head- lateral pectoral n., sternocostal head- lateral/medial pectoral n.

  Artery: pectoral branch of throacoacromial trunk

  Movement: flexion, addiction, medial rot of gleno-humeral joint
• Pectoralis minor m.


  Nerve: medial pectoral n.

  Artery: pectoral branch of thoracoacromial trunk

  Movement: protraction/ downward rot of scapula
• Coracobrachialis m.


  Nerve: musculocutaneous n.

  Artery: brachial a.

  Movement: flexion, addiction of gleno-humeral joint
• Biceps brachii m.


  Nerve: musculocutaneous n.

  Artery: brachial a.

  Movement: supination of forearm when flexed, assists w/ elbow flexion and shoulder flexion, stabilizes shoulder joint (long head)
• Brachialis m.


  Nerve: musculocutaneous n.

  Artery: brachial a.

  Movement: flexion @ elbow
• Triceps brachii m.


  Nerve: radial n.

  Artery: deep brachial a.

  Movement: extension @ elbow, adduction @ shoulder
• Aconeus m.


  Nerve: radial n.

  Movement: assists in extension @ elbow, stabilizes humeroulnar joint during pronation
• Flexor carpi ulnaris m.

  Nerve: ulnar n.

  Artery: posterior ulnar recurrent a.

  Movement: flexion/adduction of wrist
• Palmaris longus m.


  Nerve: median n.

  Artery: posterior ulnar recurrent a.

  Movement: flexion @ wrist
• Pronator teres m.


  Nerve: median n.

  Artery: anterior ulnar recurrent a.

  Movement: pronation of forearm
• Fexor carpi radialis m.


  Nerve: median n.

  Artery: radial a.

  Movement: flexion/abduction of wrists
• Flexor digitorum superficialis m.

  Nerve: median n.

  Artery: ulnar a./radial a.

  Movement: flexion of wrists/ proximal IP joints (D2-5)