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muscle innervations

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Question
Answer
• abductor digiti minimi (foot)   lateral plantar  
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• abductor digiti minimi (hand)   ulnar  
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• abductor hallucis   medial plantar  
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• abductor pollicis brevis   median  
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• abductor pollicis longus   radial  
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• adductor brevis   obturator  
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• adductor hallucis   lateral plantar  
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• adductor longus   obturator  
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• adductor magnus   obturator and tibial  
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• adductor pollicis   ulnar  
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• anconeus   radial  
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• articularis genu   branches of femoral nerve, L3,4  
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• aryepiglotticus   recurrent laryngeal branch of vagus  
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• auricularis   temporal branch of facial nerve  
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• biceps brachii   musculocutaneous  
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• biceps femoris   tibial and peroneal  
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• brachialis   musculocutaneous  
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• brachioradialis   radial  
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• buccinator   buccal branch of facial nerve  
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• bulbospongiosus   deep/muscular branch of the perineal nerve, which is a branch of the pudendal nerve  
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• constrictor of pharynx -inferior   vagus nerve (cranial nerve X), specifically, by branches from the pharyngeal plexus and by neuronal branches from the recurrent laryngeal nerve. Contents  
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• constrictor of pharynx -middle   Pharyngeal plexus (IX, X and sympathetic) via pharyngeal br of X with its motor fibres from cranial accessory N (XI)  
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• constrictor of pharynx -superior   pharyngeal branch of the vagus nerve via the pharyngeal plexus.  
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• coracobrachialis   musculocutaneous  
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• corrugator supercilii   zygomatic branch of facial nerve  
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• cremaster   genital branch of the genitofemoral  
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• cricothyroid   branch of the vagus nerve known as the external branch of the superior laryngeal nerve (rather than the recurrent laryngeal nerve)  
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• deep transverse perinei   Perineal branch of pudendal nerve (S2, 3, 4)  
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• deltoid   axillary from brachial plexus  
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• depressor anguli oris   mandibular branch of facial nerve  
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• depressor labii inferioris   mandibular branch of facial nerve  
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• diaphragm   phrenic  
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• digastric   mylohyoid and facial  
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• erector spinae - spinalis   dorsal primary divisions of spinal nerves  
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• erector spinae - iliocostalis   dorsal primary divisions of spinal nerves  
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• erector spinae - longissimus   dorsal primary divisions of spinal nerves  
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• extensor carpi radialis brevis   radial  
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• extensor carpi radialis longus   radial  
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• extensor carpi ulnaris   radial  
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• extensor digiti minimi (hand)   radial  
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• extensor digitorum (hand)   radial  
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• extensor digitorum brevis (foot)   deep peroneal  
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• extensor digitorum longus (foot)   deep peroneal  
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• extensor hallucis longus   deep peroneal  
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• extensor indicis   radial  
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• extensor pollicis brevis   radial  
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• extensor pollicis longus   radial  
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• external oblique abdominis   branches of intercostals  
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• flexor carpi radialis   median  
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• flexor carpi ulnaris   ulnar  
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• flexor digiti minimi (foot)   lateral plantar  
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• flexor digiti minimi brevis (hand)   ulnar  
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• flexor digitorum brevis   medial plantar  
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• flexor digitorum longus (foot)   tibial  
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• flexor digitorum profundus   median and ulnar  
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• flexor digitorum superficialis   median  
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• flexor hallucis brevis   medial plantar  
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• flexor hallucis longus   tibial  
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• flexor pollicis brevis   median and ulnar  
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• flexor pollicis longus   median  
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• frontalis   temporal branches of the facial nerve  
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• gastrocnemius   tibial  
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• gemellus inferior   branch of sacral plexus  
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• gemellus superior   branch of sacral plexus - nerve to obturator internus L5-S2  
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• genioglossus   hypoglossal  
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• geniohyoid   hypoglossal  
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• gluteus maximus   inferior gluteal  
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• gluteus medius   superior gluteal  
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• gluteus minimus   superior gluteal  
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• gracilis   obturator  
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• hyoglossus   hypoglossal  
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• iliacus   femoral  
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• inferior oblique (Obliquus oculi inferior)   oculomotor  
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• inferior rectus   oculomotor  
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• infraspinatus   suprascapular  
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• intercostals external   intercostal  
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• intercostals innermost   intercostal  
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• intercostals internal   intercostal  
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• internal oblique abdominis   branches of intercostals  
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• interossei - dorsal of hand   ulnar  
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• interossei -dorsal of foot   lateral plantar  
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• interossei- palmar of hand   ulnar  
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• interossei - plantar of foot   lateral plantar  
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• interspinalis   dorsal rami of spinal nerves  
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• intertransversarii   dorsal and ventral rami of spinal nerves  
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• intrinsic muscles of tongue   hypoglossal  
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• ischiocavernosus   perineal branch of the pudendal nerve (S2-4)  
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• lateral cricoarytenoid   recurrent laryngeal branch of the vagus nerve  
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• lateral pterygoid   mandibular branch of the trigeminal nerve, specifically the V3 branch  
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• lateral rectus   abducens  
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• latissimus dorsi   thoracodorsal  
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• levator anguli oris   buccal branch of facial nerve  
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• levator ani-coccygeus    
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• levator ani - iliococcygeus    
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• levator ani-pubococcygeus    
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• levator ani-puborectalis    
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• levator ani-pubovaginalis    
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• levator labii superioris    
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• levator labii superioris    
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• levator palpebrae superioris   superior division of the oculomotor  
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• levator scapula   dorsal scapular and cervical nerves  
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• levator veli palatini   pharyngeal plexus, primarily by the pharyngeal branch of the vagus nerve  
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• levatores costarum    
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• longus capitis   ventral rami of C1-C4  
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• longus colli   ventral rami of C1-C7  
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• lumbricals of foot (4)   medial and lateral plantar  
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• lumbricals of hand   second and third: median fourth and fifth: ulnar  
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• masseter   mandibular nerve via masseteric nerve  
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• medial pterygoid    
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• medial rectus   oculomotor  
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• mentalis   zygomatic branch of the facial nerve  
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• m. uvulae    
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• mylohyoid   mylohyoid  
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• nasalis    
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• oblique arytenoid    
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• obliquus capitis inferior   suboccipital  
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• obliquus capitis superior   suboccipital  
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• obturator externus   obturator  
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• obturator internus   branch of sacral plexus  
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• omohyoid   upper cervical  
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• opponens digiti minimi (hand)   ulnar  
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• opponens pollicis   median  
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• orbicularis oculi    
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• orbicularis oris    
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• palatoglossus    
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• palatopharyngeus    
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• palmaris brevis    
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• palmaris longus   median  
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• pectineus   femoral and obturator  
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• pectoralis major   medial and lateral pectoral  
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• pectoralis minor   medial pectoral  
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• peroneus brevis   superior peroneal  
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• peroneus longus   superior peroneal  
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• peroneus tertius   deep fibular nerve  
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• piriformis   branch of sacral plexus  
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• plantaris   tibial  
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• platysma    
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• popliteus   tibial  
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• posterior cricoarytenoid    
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• procerus    
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• pronator quadratus   median  
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• pronator teres   median  
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• psoas major   lumbar plexus  
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• psoas minor   ventral rami of lumbar plexus  
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• pyramidalis    
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• quadratus femoris   branch of sacral plexus  
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• quadratus lumborum   branches of first lumbar and twelfth thoracic  
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• quadratus plantae   lateral plantar  
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• rectus abdominis   branches of intercostals  
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• rectus capitus anterior   ventral rami C2,3  
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• rectus capitus lateralis   ventral rami C2,3  
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• rectus capitus posterior major   suboccipital  
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• rectus capitus posterior minor   suboccipital  
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• rectus femoris   branches of femoral nerve, [L2],3,4  
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• rhomboid major   dorsal scapular from brachial plexus  
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• rhomboid minor   dorsal scapular from brachial plexus  
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• risorius    
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• salpingopharyngeus    
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• sartorius   femoral  
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• anterior scalene   cervical and brachial plexuses  
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• middle scalene   cervical and brachial plexuses  
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• scalenus minimus   cervical and brachial plexus  
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• posterior scalene   brachial plexus  
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• semimembranosus   tibial nerve of sciatic bundle, L5,S1,2  
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• semitendinosus   tibial nerve of sciatic bundle, L5,S1,2  
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• serratus anterior   long thoracic  
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• serratus posterior inferior   spinal nerves nine through twelve  
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• serratus posterior superior   spinal nerves one through four  
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• soleus   tibial  
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• sphincter ani    
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• sphincter urethrae    
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• splenius capitis   branches of dorsal division of cervical  
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• splenius cervicis   branches of dorsal division of cervical  
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• stapedius    
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• sternocleidomastoid   spinal accessory  
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• sternohyoid   upper cervical  
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• sternothyroid   upper cervical  
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• styloglossus    
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• stylohyoid   facial  
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• stylopharyngeus    
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• subclavius   subclavian  
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• subcostalis   intercostals  
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• subscapularis   upper and lower subscapular  
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• perinei    
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• superior oblique   trochlear  
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• superior rectus   oculomotor  
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• supinator   radial  
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• supraspinatus   suprascapular  
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• temporalis   deep temporal branch of mandibular nerve  
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• temporoparietalis    
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• tensor fasciae lata   superior gluteal  
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• tensor tympani    
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• tensor veli palatini    
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• teres major   lower subscapular  
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• teres minor   axillary  
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• thyro-arytenoid & vocalis    
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• thyro-epiglotticus    
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• thyrohyoid   upper cervical  
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• tibialis anterior   deep peroneal  
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• tibialis posterior   tibial  
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• transverse arytenoid    
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• transversospinalis -multifidus   dorsal primary divisions of spinal nerves  
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• transversospinalis -rotatores   dorsal primary divisions of spinal nerves  
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• transversospinalis -semispinalis   dorsal primary divisions of spinal nerves  
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• transverse abdominis   branches of intercostals  
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• transversus thoracis    
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• trapezius   spinal accessory and cervical plexus  
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• triceps brachii   radial  
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• vastus intermedius    
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• vastus lateralis    
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• vastus medialis    
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• zygomaticus major    
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• zygomaticus minor    
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• extensor hallucis brevis   deep peroneal  
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