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BIOLOGY 2401 MUSCLE LIST NOTE: Italicised muscles are dissected. *Indicates that the dissected cat muscle differs somewhat from the human muscle MAJOR MUSCLES IN THE HUMAN HEAD ANTEROLATERAL MUSCLES OF THE HUMAN NECK Facial Expression Superficial • Epicranius • Platysma • Sternocleidomastoid* ♦ Frontalis (Frontal belly) ♦Occipitalis(Occipital belly) • Scalenes • Orbicularis oculi ♦ Anterior • Corrugator supercilii ♦ Middle • Levator palpebrae superioris ♦ Posterior • Levator labii superioris Deep • Digastric • Zygomaticus ♦ Anterior belly ♦ Major ♦ Posterior belly ♦ Minor • Risorius • Stylohyoid • Mylohyoid • Depressor labii inferioris • Sternohyoid • Levator anguli oris • Sternothyroid • Depressor anguli oris • Orbicularis oris • Omohyoid • Mentalis ♦ Superior belly • Buccinator ♦ Inferior belly • Thyrohyoid Mastication • Masseter • Geniohyoid • Temporalis ANTERIOR MUSCLES OF THE HUMAN THORAX • Buccinator Superficial • Pectoralis major * • Medial pterygoid • Pectoralis minor * • Lateral pterygoid • Serratus anterior * Eye Muscles • Deltoid * • Superior rectus (see eye models) • Inferior rectus (see eye models) • Subclavis • Lateral rectus (see eye models) Deep • External intercostals • Medial rectus (see eye models) • Internal intercostals • Superior oblique (see eye models) • Inferior oblique (see eye models) • Diaphragm 8/21/2013 Originally compiled by E. Fanini and T. Luu Additional models added by L. Correa 1 BIOLOGY 2401 MUSCLE LIST NOTE: Italicised muscles are dissected. *Indicates that the dissected cat muscle differs somewhat from the human muscle ANTERIOR MUSCLES OF THE HUMAN ABDOMINAL WALL MUSCLES THAT ACT ON THE WRIST, HAND, OR FINGERS • Rectus abdominis Anterior Superficial Compartment • External oblique • Pronator teres • Internal oblique • Flexor carpi radialis • Transversus abdominis • Palmaris longus • Flexor carpi ulnaris POSTERIOR MUSCLES OF HUMAN TRUNK • Trapezius * • Flexor digitorum superficialis • Latissimus dorsi Anterior Deep Compartment Rotator Cuff • Flexor pollicis longus ♦Subscapularis • Flexor digitorum profundus ♦Infraspinatus • Pronator quadratus ♦Supraspinatus Posterior Superficial Compartment • Extensor carpi radialis longus ♦Teres minor • Teres major • Extensor carpi radialis brevis • Extensor digitorum • Levator scapulae • Extensor carpi ulnaris • Rhomboids ♦ Major* Posterior Deep Compartment ♦ Minor • Extensor pollicis longus and brevis Vertebral Column Muscles • Abductor pollicis longus • Semispinalis • Supinator • Erector spinae ANTERIOR AND MEDIAL MUSCLES ACTING ON THE THIGH AND LEG • Splenius Origin on the Pelvis • Iliopsoas • Quadratus lumborum MUSCLES OF THE HUMERUS THAT ACT ON THE FOREARM ♦ Iliacus • Triceps brachii ♦Psoas major • Sartorius * • Anconeus • Biceps brachii • Brachioradialis • Brachialis • Coracobrachialis 8/21/2013 Originally compiled by E. Fanini and T. Luu Additional models added by L. Correa 2 BIOLOGY 2401 MUSCLE LIST NOTE: Italicised muscles are dissected. *Indicates that the dissected cat muscle differs somewhat from the human muscle ANTERIOR AND MEDIAL MUSCLES ACTING ON THE THIGH AND LEG MUSCLES ACTING ON THE HUMAN FOOT AND ANKLE Medial Compartment Lateral Compartment • Adductors • Fibularis (peroneus) longus ♦Magnus * • Fibularis (peroneus) brevis ♦Longus Anterior Compartment ♦ Brevis • Tibialis anterior • Pectineus • Extensor digitorum longus • Gracilis * • Fibularis (peroneus) tertius Anterior Compartment • Extensor hallucis longus • Quadriceps Posterior Superfical Compartment ♦Rectus femoris • Triceps surae ♦Vastus lateralis ♦Gastrocnemius ♦Vastus medialis ♦Soleus ♦Vastus intermedius MUSCLES ACTING ON THE HUMAN FOOT AND ANKLE • Tensor fasciae latae Posterior Deep Compartment POSTERIOR MUSCLES ACTING ON THE THIGH AND LEG • Popliteus Origin on the Pelvis • Tibialis posterior • Gluteus maximus* • Flexor digitorum longus • Gluteus medius • Flexor hallucis longus • Gluteus minimus Muscles of the Dorsum of Foot Posterior Compartment • Extensor hallucis brevis • Hamstrings • Interosseous dorsalis ♦Biceps femoris • Extensor digitorum brevis ♦Semitendinosus Plantar Muscles of Foot ♦Semimembranosus • Flexor digitorum brevis • Abductor hallucis • Flexor hallucis brevis • Lumbricales • Abductor digitus minimum • Flexor digitus minimum 8/21/2013 Originally compiled by E. Fanini and T. Luu Additional models added by L. Correa 3
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