Models for Muscular 1 & 2

Sarcolemma

Purple

Endomysium

Blue

Sarcoplasm

Mitochondria

Myofribils

Sarcomere

Nueromuscular junction

Axon

Axon terminals

Synaptic cleft

Postsynaptic membrane

Axon

Motor neuron

Tendon

Aponeurosis

Epricanius frontal belly

Raises eyebrows

Epicranous occipital belly

Temporalis

orbicularis oculi

Closes eyelids

Orbicularis oris

Closes lips

Zygomaticus

Smiling

Masseter

jaw closer for mastication

Sternocleidomastoid

Neck flexion

Platysma

Tenses skin on neck

Trapezeuis

Elevates scapula, shoulder shrug

Lassimus dorsi (on posterior side)

Arm adduction, shoulder flexion

Deltoid

Arm abduction

Biceps brachii

Flexes elbow joint/supinates forearm

Triceps brachii

Elbow extension

Flexors of wrist and fingers

Extensors of wrist and fingers

Pectoralis major

Arm adduction/shoulder flexion

Rectus abdominis

External abdominal oblique

Diaphragm

Central tendon (inspiration)

Gluteus maximus

Extension of leg

Gluteus medius

Quadriceps femoris (group)

Rectus femoris

Vastus medials

Vastus lateralis

Satorious

Gracilis

Hamstrings (group)

Posterior

tibialis anterior

Fibularis longus

Gastrocnemius