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Human Anatomy: Muscular System Muscle types see slides: For each know type know the structural and functional difference. Study slides of teased, c.s., l.s muscle. Skeletal Cardiac Smooth Parts of filament slide theory Sarcomere Myosin Acting Tropomyosin Troponin H-zone M-line Z-line I-band A-band Muscle sections Origin Insertion Belly (=gaster) Tendon Fascia Sarcolemma Sarcoplasmic reticulum Sarcoplasma Transverse tubules & terminal cistern Myofibril Nucleus Endomysium Perimysium Epimysium Fasciculi (Fasciscle) Skeletal muscle types Parallel (=fusiform) Bipennate Radiate(=convergent) Multipennate Cicular (sphincter) Muscles of the cranium: 1. Epicranius: Galea aponeurotica Frontal belly Occipital belly 2. Temporalis Muscles of face: 1. Buccinator 2. Masseter 3. Orbicular oculi 4. Orbicular oris 5. Zygomaticus Major and minor 6. Risorius 7. Mentalis 8. Depressor labii inferioris 9. Depressor anguli oris 10. Corrugator supercilii 11. Levator Labii superioris 12. Medial and lateral pterygoid Muscles that move the eye (pg 456) 1. Superior rectus 2. Inferior rectus 3. Lateral rectus 4. Medial rectus 5. Superior oblique 6. Inferior oblique Muscles of the tongue: 1. Tongue 2. Genioglossus 3. Geniohyoid 4. Stylohoid 5. Styloglossus 6. Stylopharyngeus 7. Hyoglossus 8. Thyrohyoid Muscles of neck: 1. Platysma 2. Sternocleidomastoid 3. Sternohyoid 4. Sternothyroid 5. Mylohoid 6. Omohoid 7. Digastric 8. Scalene= Anterior, medius, posterior 9. Splenius capitis 10. Pharyngeal Constrictor (superior & inferior) Muscles of thorax and abdomen: 1. Pectoralis major 2. Pectoralis minor 3. Intercostals Internal/external 4. Serratus anterior and posterior 5. Diaphragm 6. External oblique 7. Internal oblique 8. Transversus 9. Rectus Abdominus 10. Aponeurosis of external oblique 11. Anterior layer of rectus sheath 12. Rectus Abdominus 13. Linea Alba 14. Tendinous intersections 15. Inguinal ligament Muscle of the vertebral column: 1. Latissimus dorsi 2. Trapezius 3. Teres major and minor 4. Rhomboideus 5. Iliopsoas (psoas major and minor and iliacus) 6. Quadratus lumborum 7. Illiocostalis lumborum 8. Erector Spinae 9. Semispinalis thoracis 10. Spinalis thoracis 11. Supraspinatus 12. Longissimus capitis 13. Semispinalis capitis Muscles of Pelvic and Perineum regions 1. Levator Ani 2. Coccygeus 3. Piriformis 4. Urigenital diaphragm 5. External urethral sphincter 6. Deep transverse perineal muscle 7. External anal muscle 8. Ischiocavernosus 9. Bulbospongiosus 10. Superficial transverse perineal muscle Muscles of upper limbs: 1. Levator Scapulae 2. Supraspinatus 3. Infraspinatus 4. Subscapularis 5. Coracobrachialis 6. Deltoid 7. Biceps Brachii long and short head 8. Triceps Brachii -lateral, medial, long head 9. Brachialis 10. Coracobrachialis 11. Pronator teres 12. Brachioradilais 13. Anconeus Superficial muscles of anterior forearm 1. Brachioradialis 2. Pronator teres 3. Flexor carpi radialis 4. Palmaris longus 5. Flexor carpi ulnaris Deep muscles of anterior forearm 1. Supinator 2. Flexor digitorium superficialis 3. Flexor pollicis longus 4. Flexor Digitorum Profundus 5. Abductor pollicis longus 6. Pronator quadratus Superficial muscles of posterior forearm 1. Flexor Carpi ulnaris 2. Anconeus 3. Extensor Carpi ulnaris 4. Extensor Digitorium 5. Extensor Digiti Mini 6. Extensor Carpi Radialis Brevis 7. Extensor Carpi Radialis longus 8. Brachioradialis Deep muscles of posterior forearm 1. Flexor Digitorum Profundus 2. Supinator 3. Extensor indicis 4. Extensor pollicis brevis 5. Extensor pollicis longus 6. Abductor pollicis longus Hand tendons 1. Tendon of flexor digitorum superficialis 2. Tendon of flexor digitorum profundus 3. Tendons of extensor digitorum Muscles of pelvis: 1. Obturator external, Internal 2. Piriformis 3. Gemellus Superior/inferior 4. Quadratus femoris 5. Sartorus 6. Gluteal group Minimus, medius, maximus 7. Tensor fasciae latae 8. Iliotibial band Muscles of the anterior upper leg 1. Rectus femoris 2. Vastus lateralis 3. Vastus intermedius 4. Vastus medialis 5. Sartorius 6. Gracilis 7. Adductor Magnus 8. Adductor Longus 9. Adductor Brevis 10. Pectineus Muscles of the posterior upper leg 1. Semimembranosus 2. Semitendinosus 3. Biceps femoris 4. Quadratus femoris Muscles of the anterior lower leg 1. Peroneus (fibularis) longus 2. Peroneus (fibularis) brevis 3. Extensor digitorum longus 4. Peroneus tertius 5. Tibialis anterior Muscles of the posterior lower leg 1. Flexor hallucis longus 2. Flexor digitorum longus 3. Tibialis posterior 4. Soleus 5. Gastrocnemus 6. Popliteus 7. Plantaris Muscles of lower leg and feet: 1. Extensor hallicus longus 2. Extensor digitorum longus 3. Flexor hallicus longus 4. Flexor digitorum longus 5. Plantar 6. Peroneus Longus and brevis and tertius Cat Muscles Follow the dissection instructions- see lab pages 751-767. A. Neck Region a1. Digastric a2. Sternohyoid a3. Sternothyroid a4. Sternomastoid a5. Mylohyoid B. Ventral Thorax Region b1. Pectoralis major b2. Pectoantebrachialis b3. Pectoralis minor b4. Xiphihumeralis b5. Seratus ventralis b6. Scalenes b7. Subscapularis C. Abdominal region c1. Rectus abdominis c2. External oblique c3. Internal oblique c4. Transversus abdominis D. Anterodorsal Thoracic Region d1. Clavotrapezius d2. Acromiotrapezius d3. Spinotrapezius d4. Clavodeltoid d5. Acromiodeltoid d6. Spinodeltoid d 7. Levator Scapulae d 8. Latissiums dorsi d9. Supraspinatus d10. Infraspinatus d11. Rhomboid Capitus d12. Splenus d13. Rhomboideus d7. Levator scapulae d8. Latissimus dorsi E. Forelimb e1. Biceps brachi e2. Triceps brachi e3. Brachialis e4. Brachioradialis F. Anterior and Anteriomedial Thigh f1. Rectus femoris f2. Vastus lateralis f3. Vastus medialis f4. Sartorius f5. Adductor longus f6. Adductor femoris f7. Gracilis G. Posterior and posteriolateral Thigh g1. Gluteus medius g2. Gluteus maximus g3. Tensor fasciae latae g4. Caudofemoralis g5. Bicep femoris g6. Semimembranosus g7. Semitendinosus g8. Gastronemius g9. Soleus