Anatomy & Physiology HJefferson Township High School

P. Smith

Muscular System Lab Exam Diagrams (2014)

Figure 6.13a

Figure 6.13b

Figure 6.13c

Figure 6.13d

Figure 6.13e

Figure 6.13f

Figure 6.13g

Figure 6.13h

Body Movements

Figure 6.21  Major superficial muscles of the anterior surface of the body.

• TrapeziusShoulder

• Deltoid

Arm • Triceps brachii • Biceps brachii • Brachialis

Forearm• Brachioradialis• Flexor carpi radialis

Pelvis/thigh• Iliopsoas

Thigh (Quadriceps)• Rectus femoris• Vastus lateralis• Vastus medialis

Leg• Fibularis longus

• Extensor digitorum longus

• Tibialis anterior

Facial

Facial

• Temporalis

• Frontalis• Orbicularis oculi• Zygomaticus

• Orbicularis orisNeck• Platysma• SternocleidomastoidThorax

• Pectoralis major• Pectoralis minor

• Serratus anterior

• Intercostals

Abdomen

• External oblique• Rectus abdominis

• Internal oblique

• Transversus abdominis

Thigh• Sartorius• Adductor muscle

• Gracilis

Leg• Gastrocnemius

• Soleus

• Masseter

Figure 6.21  Major superficial muscles of the anterior surface of the body.

Shoulder

Arm

Forearm

Pelvis/thigh

Thigh (Quadriceps)

Leg

Facial

Neck

Thorax

Abdomen

Thigh

Leg

Figure 6.22  Major superficial muscles of the posterior surface of the body.

Arm• Triceps brachii

• Brachialis

Forearm• Brachioradialis

• Extensor carpi ulnaris• Extensor digitorum

Iliotibial tract

Leg• Gastrocnemius

• Soleus

• Fibularis longus

Neck• Occipitalis

• Sternocleidomastoid

• Trapezius

Shoulder/Back

Hip• Gluteus medius

• Gluteus maximus

Thigh

Biceps femoris

• Adductor muscle

SemitendinosusSemimembranosus

• Hamstrings:

• Latissimus dorsi

• Deltoid

• Flexor carpi ulnaris

• Extensor carpi radialis longus

Figure 6.22  Major superficial muscles of the posterior surface of the body.

Arm

Forearm

Leg

Neck

Shoulder/Back

Hip

Thigh

• Hamstrings: