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