Question | Answer |
Frontalis | Wrinkles forehead and elevates eyebrow |
Corrugator supercilii | Draws eyebrow to midline |
Orbicularis oculi | Closes eye |
Orbicularis oris | Closes mouth |
Buccinator | Compresses cheek |
Zygomaticus | Elevates corner of mouth |
Risorius | Draws corner of mouth laterally |
Mentalis | Protrudes lower lip |
Platysma | Depresses mandible and lower lip |
Massetar | Elevates mandible |
Temporalis | Elevates mandible |
Sternocleidomastoid | Rotates head, flexes neck |
Trapezius | Extends neck, moves scapula |
Digastric | Opens mouth, elevates hyoid |
Mylohyoid | Elevates hyoid and floor of mouth |
Geniohyoid | Elevates hyoid and protracts tongue |
Stylohyoid | Elevates retracts tongue |
Sternohyoid | Depresses hyoid |
Sternothyroid | Depresses thyroid cartilage |
Thyrohyoid | Depresses hyoid bone, elevates larynx |
External intercostals | Elevates ribs (inspiration) |
Internal intercostals | Depresses ribs (expiration) |
Rectus abdominis | Flexes vertebral column, compresses abdomen |
External oblique | Compresses abdomen, lateral trunk rotation |
Internal oblique | Compresses abdomen, lateral trunk rotation |
Transversus abdominis | Compresses abdomen, lateral trunk rotation |
Serratus anterior | Pull scapula forward and down |
Levator scapulae | Elevates scapula |
Rhomboideus major & minor | Adducts scapula |
Pectoralis major | Flexes, adducts, and rotates arm medially |
Pectoralis minor | Depresses and protracts scapula |
Deltoid | Abducts arm |
Latissimus dorsi | Extends, adducts, and rotates arm medially |
Teres major | Extends, adducts, and rotates arm medially |
Teres minor | Rotates arm laterally |
Biceps brachii | Flexes forearm |
Brachialis | Flexes forearm |
Brachioradialis | Flexes forearm |
Pronator teres | Pronates forearm |
Supinator | Supinates forearm |
Triceps brachii | Extends forearm |
Flexor carpi radialis | Flexes and abducts hand |
Flexor carpi ulnaris | Flexes and adducts hand |
Palmaris longus | Flexes hand and digits |
Extensor carpi radialis longus | Extends and abducts hand |
Extensor carpi ulnaris | Extends and adducts hand |
Extensor digitorum | Extends hand and digits |
Gluteus maximus | Extends and rotates thigh laterally |
Gluteus medius | Abducts and rotates thigh medially |
Gluteus minimus | Abducts and rotates thigh medially |
Tensor fasciae latae | Abducts and rotates thigh medially |
Adductor longus | Flexes, adducts, and rotates thigh medially |
Adductor brevis | Flexes, adducts, and rotates thigh |
Adductor magnus | Flexes, adducts, and rotates thigh |
Gracilis | Flexes leg, adducts thigh |
Sartorius | Flexes leg and thigh, abducts and rotates thigh laterally |
Biceps femoris | Flexes leg, extends and laterally rotates thigh |
Semimembranosus | Flexes leg, extends and medially rotates thigh |
Semitendinosus | Flexes leg, extends and medially rotates thigh |
Rectus femoris | Extends leg and flexes high |
Vastus medialis | Extends leg |
Vastus lateralis | Extends leg |
Vastus intermedius | Extends leg |
Gastrocnemius | Plantar flexes foot, flexes leg |
Soleus | Plantar flexes foot |
Peroneus longus | Plantar flexes and everts foot |
Peroneus brevis | Plantar flexes and everts foot |
Peroneus tertius | Dorsiflexes and everts foot |
Tibialis anterior | Dorsiflexes and inverts foot |
Flexor digitorum longus | Flexes toes |
Extensor digitorum longus | Extends toes |