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Figure 11-3a An Overview of the Major Skeletal Muscles (Part 1 of 6) Axial Muscles Appendicular Muscles Frontal belly of occipitofrontalis Trapezius Temporoparietalis (reflected) Clavicle Sternum Temporalis Sternocleidomastoid Deltoid Pectoralis major Latissimus dorsi Serratus anterior Biceps brachii Rectus abdominis Triceps brachii External oblique Brachialis Pronator teres Brachioradialis Extensor carpi radialis longus Linea alba Extensor carpi radialis brevis Palmaris longus Flexor carpi radialis Flexor digitorum superficialis Flexor carpi ulnaris An anterior view. ATLAS: Plates 1a; 39a–d © 2012 Pearson Education, Inc. Figure 11-3a An Overview of the Major Skeletal Muscles (Part 2 of 6) Appendicular Muscles Gluteus medius Tensor fasciae latae Iliopsoas Pectineus Adductor longus Gracilis Sartorius Rectus femoris Vastus lateralis Vastus medialis Gastrocnemius Fibularis longus Tibialis anterior Soleus Extensor digitorum longus Iliotibial tract Patella Tibia Superior extensor retinaculum Lateral malleolus of fibula Inferior extensor retinaculum Medial malleolus of tibia An anterior view. ATLAS: Plates 1a; 39a–d © 2012 Pearson Education, Inc. Figure 11-3b An Overview of the Major Skeletal Muscles (Part 1 of 6) Appendicular Muscles Axial Muscles Occipital belly of occipitofrontalis Sternocleidomastoid Trapezius Deltoid Infraspinatus Teres minor Teres major External oblique Rhomboid major Triceps brachii (long head) Triceps brachii (lateral head) Latissimus dorsi Brachioradialis Extensor carpi radialis longus Anconeus Flexor carpi ulnaris Extensor digitorum Extensor carpi ulnaris A posterior view ATLAS: Plates 1b; 40a,b © 2012 Pearson Education, Inc. Figure 11-3b An Overview of the Major Skeletal Muscles (Part 2 of 6) Appendicular Muscles Gluteus medius Tensor fasciae latae Gluteus maximus Adductor magnus Semitendinosus Semimembranosus Gracilis Biceps femoris Sartorius Plantaris Iliotibial tract Gastrocnemius Soleus Calcaneal tendon Calcaneus A posterior view ATLAS: Plates 1b; 40a,b © 2012 Pearson Education, Inc. Figure 11-4a Muscles of Facial Expression Epicranial aponeurosis Temporoparietalis (cut and reflected) Frontal belly of occipitofrontalis Procerus Orbicularis oculi Temporalis Nasalis Levator labii superioris Occipital belly of occipitofrontalis Zygomaticus minor Masseter Levator anguli oris Buccinator Zygomaticus major Sternocleidomastoid Mentalis (cut) Orbicularis oris Trapezius Depressor labii inferioris Depressor anguli oris Omohyoid Platysma (cut and reflected) © 2012 Pearson Education, Inc. Lateral view Figure 11-4b Muscles of Facial Expression Epicranial aponeurosis Frontal belly of occipitofrontalis Corrugator supercilii Temporoparietalis (cut and reflected) Temporalis Temporalis (temporoparietalis removed) Orbicularis oculi Procerus Nasalis Levator labii superioris Zygomaticus minor Levator anguli oris Zygomaticus major Orbicularis oris Risorius Platysma Masseter Buccinator Depressor anguli oris Depressor labii inferioris Sternal head of sternocleidomastoid Clavicular head of sternocleidomastoid Mentalis (cut) Thyroid cartilage of the larynx Trapezius Clavicle Platysma (cut and reflected) Anterior view © 2012 Pearson Education, Inc. Figure 11-11b Oblique and Rectus Muscles and the Diaphragm Serratus anterior Internal intercostal External oblique Tendinous inscription External intercostal External oblique (cut) Internal oblique Cut edge of rectus sheath Linea alba Rectus abdominis Anterior view © 2012 Pearson Education, Inc. Figure 11-11c Oblique and Rectus Muscles and the Diaphragm Rectus abdominis Xiphoid Costal process cartilages External oblique Inferior vena cava External intercostal T10 Internal intercostal Central tendon of diaphragm Esophagus Serratus anterior Diaphragm Thoracic aorta Spinal cord Erector spinae group © 2012 Pearson Education, Inc. Superior view at the level of the diaphragm Figure 11-13a An Overview of the Appendicular Muscles of the Trunk Superficial Dissection Deep Dissection Axial Muscles Axial Muscles Sternocleidomastoid Platysma Appendicular Muscles Trapezius Subclavius Appendicular Muscles Deltoid Deltoid (cut and reflected) Pectoralis major Pectoralis minor Subscapularis Pectoralis major (cut and reflected) Latissimus dorsi Coracobrachialis Biceps brachii Serratus anterior Teres major Serratus anterior Axial Muscles External intercostal Axial Muscles Internal intercostal External oblique Internal oblique (cut) External oblique (cut and reflected) Rectus sheath Rectus abdominis Transversus abdominis Superficial inguinal ring Appendicular Muscles Appendicular Muscles Tensor fasciae latae Gluteus medius Iliopsoas Sartorius Pectineus Adductor longus Rectus femoris Gracilis © 2012 Pearson Education, Inc. Anterior view ATLAS: Plates 25; 39b Figure 11-13b An Overview of the Appendicular Muscles of the Trunk Superficial Dissection Deep Dissection Axial Muscles Axial Muscles Semispinalis capitis Sternocleidomastoid Splenius capitis Appendicular Muscles Trapezius Appendicular Muscles Levator scapulae Supraspinatus Deltoid Rhomboid minor Infraspinatus Rhomboid major Teres minor Teres major Triceps brachii Axial Muscles Erector spinae muscle group Latissimus dorsi External oblique Thoracolumbar fascia Iliac crest Gluteus medius Gluteus maximus Posterior view ATLAS: Plate 40a,b © 2012 Pearson Education, Inc. Figure 11-15a Muscles That Move the Arm Superficial Dissection Deep Dissection Sternum Ribs (cut) Clavicle Muscles That Move the Arm Muscles That Move the Arm Deltoid Subscapularis Pectoralis major Coracobrachialis Teres major Biceps brachii, short head Biceps brachii, long head Vertebra T12 Anterior view © 2012 Pearson Education, Inc. Figure 11-16a Muscles That Move the Forearm and Hand (Part 2 of 2) Triceps brachii, long head Triceps brachii, lateral head Brachioradialis Olecranon of ulna Anconeus Extensor carpi radialis longus Flexor carpi ulnaris Extensor carpi ulnaris Extensor digitorum Ulna Extensor carpi radialis brevis Abductor pollicis longus Extensor pollicis brevis Extensor retinaculum Posterior view, superficial layer © 2012 Pearson Education, Inc. Figure 11-16b Muscles That Move the Forearm and Hand (Part 2 of 2) Coracoid process of scapula Humerus Coracobrachialis Biceps brachii, short head Biceps brachii, long head Triceps brachii, long head Triceps brachii, medial head Brachialis Medial epicondyle of humerus Pronator teres Brachioradialis Flexor carpi radialis Palmaris longus Flexor carpi ulnaris Flexor digitorum superficialis Pronator quadratus Flexor retinaculum Anterior view, superficial layer © 2012 Pearson Education, Inc. Figure 11-19a Muscles That Move the Thigh Iliac crest Sacrum Gluteal Group Gluteus medius (cut) Gluteus medius Gluteus maximus (cut) Gluteus maximus Gluteus minimus Gluteal region, posterior view © 2012 Pearson Education, Inc. Figure 11-19b Muscles That Move the Thigh Gluteal Group Gluteus medius Gluteus maximus Sartorius Tensor fasciae latae Iliotibial tract Rectus femoris Vastus lateralis Biceps femoris, long head Biceps femoris, short head Semimembranosus Patella Plantaris Head of fibula Patellar ligament Lateral view © 2012 Pearson Education, Inc. Figure 11-19d Muscles That Move the Thigh Iliopsoas Group Psoas major Iliacus L5 Lateral Rotator Group Inguinal ligament Piriformis Obturator internus Adductor Group Obturator externus Pectineus Adductor brevis Adductor longus Adductor magnus Gracilis Anterior view of the iliopsoas muscle and the adductor group © 2012 Pearson Education, Inc. Figure 11-20a Muscles That Move the Leg Iliac crest Gluteus medius Tensor fasciae latae Gluteus maximus Adductor magnus Gracilis Iliotibial tract Flexors of the Knee Biceps femoris, long head Biceps femoris, short head Semitendinosus Semimembranosus Sartorius Popliteus © 2012 Pearson Education, Inc. Hip and thigh, posterior view Figure 11-20b Muscles That Move the Leg Anterior superior iliac spine Inguinal ligament Gluteus medius Iliacus Psoas major Iliopsoas Pubic tubercle Tensor fasciae latae Pectineus Adductor longus Gracilis Sartorius Extensors of the Knee (Quadriceps muscles) Iliotibial tract Rectus femoris Vastus lateralis Vastus medialis Quadriceps tendon Patella Patellar ligament Quadriceps and thigh muscles, anterior view © 2012 Pearson Education, Inc. Figure 11-21a Extrinsic Muscles That Move the Foot and Toes (Part 1 of 2) Superficial Dissection Ankle Extensors Plantaris Gastrocnemius, medial head Gastrocnemius, lateral head Soleus Gastrocnemius (cut and removed) Calcaneal tendon Calcaneus © 2012 Pearson Education, Inc. Posterior views Popliteus Figure 11-21b Extrinsic Muscles That Move the Foot and Toes Iliotibial tract Head of fibula Ankle Extensors Gastrocnemius, lateral head Ankle Flexors Tibialis anterior Fibularis longus Soleus Fibularis brevis Superior extensor retinaculum Calcaneal tendon Digital Extensors Extensor digitorum longus Tendon of extensor hallucis longus Inferior extensor retinaculum © 2012 Pearson Education, Inc. Lateral view Figure 11-3a An Overview of the Major Skeletal Muscles (Part 1 of 6) © 2012 Pearson Education, Inc. Figure 11-3a An Overview of the Major Skeletal Muscles (Part 2 of 6) © 2012 Pearson Education, Inc. Figure 11-3b An Overview of the Major Skeletal Muscles (Part 1 of 6) © 2012 Pearson Education, Inc. Figure 11-3b An Overview of the Major Skeletal Muscles (Part 2 of 6) © 2012 Pearson Education, Inc. Figure 11-4a Muscles of Facial Expression © 2012 Pearson Education, Inc. Figure 11-4b Muscles of Facial Expression © 2012 Pearson Education, Inc. Figure 11-11b Oblique and Rectus Muscles and the Diaphragm © 2012 Pearson Education, Inc. Figure 11-11c Oblique and Rectus Muscles and the Diaphragm © 2012 Pearson Education, Inc. Figure 11-13a An Overview of the Appendicular Muscles of the Trunk © 2012 Pearson Education, Inc. Figure 11-13b An Overview of the Appendicular Muscles of the Trunk © 2012 Pearson Education, Inc. Figure 11-15a Muscles That Move the Arm © 2012 Pearson Education, Inc. Figure 11-16a Muscles That Move the Forearm and Hand (Part 2 of 2) © 2012 Pearson Education, Inc. Figure 11-16b Muscles That Move the Forearm and Hand (Part 2 of 2) © 2012 Pearson Education, Inc. Figure 11-19a Muscles That Move the Thigh © 2012 Pearson Education, Inc. Figure 11-19b Muscles That Move the Thigh © 2012 Pearson Education, Inc. Figure 11-19d Muscles That Move the Thigh © 2012 Pearson Education, Inc. Figure 11-20a Muscles That Move the Leg © 2012 Pearson Education, Inc. Figure 11-20b Muscles That Move the Leg © 2012 Pearson Education, Inc. Figure 11-21a Extrinsic Muscles That Move the Foot and Toes (Part 1 of 2) © 2012 Pearson Education, Inc. Figure 11-21b Extrinsic Muscles That Move the Foot and Toes © 2012 Pearson Education, Inc.
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