Muscle Functions and Anatomy

Flashcards covering muscle functions and anatomy based on lab manual content.

Deltoid

Abducts arm.

Latissimus Dorsi

Adducts and extends arm; rotates arm medially.

Pectoralis Major

Flexes and adducts arm; rotates arm medially.

Teres Major

Adducts, extends, and medially rotates arm.

Coracobrachialis

Flexes and adducts arm.

Teres Minor

Lateral rotation at shoulder.

Subscapularis

Medial rotation at shoulder.

Supraspinatus

Abduction at shoulder.

Infraspinatus

Lateral rotation at shoulder.

Brachialis

Flexes forearm.

Brachioradialis

Flexes forearm.

Biceps Brachii

Flexes forearm.

Triceps Brachii

Extends forearm.

Pronator Teres

Pronates forearm.

Supinator

Supinates forearm.

Palmaris Longus

Flexes hand.

Flexor Carpi Ulnaris

Flexes and adducts hand.

Flexor Carpi Radialis

Flexes and abducts hand.

Flexor Digitorum Superficialis

Flexes fingers and hand.

Extensor Digitorum

Extends fingers and hand.

Extensor Carpi Ulnaris

Extends and adducts hand.

Psoas Major

Flexes the thigh; laterally rotates hip.

Iliacus

Flexes thigh.

Gluteus Maximus

Extends and laterally rotates thigh.

Pectineus

Adducts, flexes, and medially rotates thigh.

Gluteus Medius

Abducts and medially rotates thigh.

Tensor Fasciae Latae

Abducts thigh; flexes and medially rotates thigh.

Gracilis

Flexion at knee; adducts and medially rotates thigh.

Adductor Magnus

Adducts and medially rotates thigh.

Adductor Longus

Adducts, flexes, and medially rotates thigh.

Sartorius

Flexes and laterally rotates hip; flexion at knee.

Piriformis

Abducts and laterally rotates thigh.

Rectus Femoris

Extends the leg; flexes the thigh.

Vastus Medialis

Extends leg.

Vastus Lateralis

Extends leg.

Vastus Intermedius

Extends leg.

Semimembranosus

Extends and laterally rotates hip; flexion at knee.

Semitendinosus

Extends and laterally rotates hip; flexion at knee.

Biceps Femoris

Extends and laterally rotates hip; flexion at knee.

Tibialis Anterior

Dorsiflexion and inversion of foot.

Tibialis Posterior

Inversion and adduction of foot; plantar flexion of foot.

Gastrocnemius

Plantar flexion of foot; flexes leg.

Soleus

Plantar flexion of foot.

Fibularis Longus

Plantar flexion and eversion of foot.

Fibularis Brevis

Plantar flexion and eversion of foot.