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Brain-Friendly Muscle Viewer

(from www.studymuscles.com)
All Muscles - Listed by Group

In the Brain-Friendly Muscle Viewer, the muscles are organized in 16 groups (13 main groups and 3 bonus groups) based on the part of the body they move as they contract. Click on a "View This Group" button below to view the listed group of muscles.

Other options:
Muscle List - By Group
See the muscles listed in
alphabetical order
Brain-Friendly Muscle Viewer
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Click a "View this Group" button to run the Muscle Viewer
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Groups 1 - 5:
Muscles that move the
Upper Extremity

Group 1: Move the
Scapula / Clavicle
Trapezius
Levator scapula
Rhomboid major & minor
Serratus anterior
Pectoralis minor
Subclavius

Group 2: Move the
Shoulder Joint
Deltoid
Supraspinatus
Infraspinatus
Teres minor
Subscapularis
Pectoralis major
Coracobrachialis
Latissimus dorsi
Teres major

Group 3: Move the
Elbow, Forearm
Biceps brachii
Brachialis
Brachioradialis
Pronator teres
Pronator quadratus
Triceps brachii
Anconeus
Supinator

Group 4: Move the
Wrist, Hand, Fingers
Flexor carpi radialis
Palmaris longus
Flexor carpi ulnaris
Flexor digitorum superficialis
Flexor digitorum profundus
Extensor carpi radialis longus
Extensor carpi radialis brevis
Extensor carpi ulnaris
Extensor digitorum
Extensor indicis

Group 5: Move the
Thumb
Flexor pollicis longus
Flexor pollicis brevis
Opponens pollicis
Adductor pollicis
Abductor pollicis longus
Abductor pollicis brevis
Extensor pollicis longus
Extensor pollicis brevis

Bonus Group 5-B
Intrinsic Muscles of the Hand
Palmar interossei
Adductor pollicis
Lumbrical muscles
Muscles of hypothenar eminence
   - Abductor digiti minimi
   - Flexor digiti minimi
   - Opponens digiti minimi
Muscles of thenar eminence
   - Abductor pollicis brevis
   - Flexor pollicis brevis
   - Opponens pollicis
Dorsal interossei
Groups 6 - 9:

Muscles that move the

Axial Skeleton



Group 6: Move the
Face, Jaw
Masseter
Temporalis
Lateral pterygoid
Medial pterygoid
Occipitofrontalis
Platysma
Suprahyoids Group
   - Geniohyoid, Mylohyoid,
   - Stylohyoid, Digastric
Infrahyoids Group
   - Sternohyoid, Sternothyroid,
   - Omohyoid, Thyrohyoid
Muscles of facial expression


Group 7: Move the
Neck, Head
Sternocleidomastoid
Scalenes Group
   - Anterior scalene
   - Middle scalene
   - Posterior scalene
Longus capitis & longus colli
Suboccipital Group
   - Rectus capitis posterior major
   - Rectus capitis posterior minor
   - Oblique capitis superior
   - Oblique capitis inferior
Splenius capitis
Splenius cervicis
Semispinalis capitis
Levator scapula*
Trapezius, upper fibers*
*(revisited for reversed O/I actions)


Group 8: Move the
Spine
Spinalis
Longissimus
Iliocostalis
Semispinalis
Multifidus
Rotatores
Quadratus lumborum
Interspinales & Intertransversarii


Group 9: Move the
Thorax, Abdomen, Breathing
Rectus abdominis
External oblique
Internal oblique
Transverse abdominis
Diaphragm
External intercostals
Internal intercostals
Serratus posterior superior
Serratus posterior inferior
Levator costae
Transversus Thoracis


Bonus Group 9-B
Muscles of the Pelvic Floor
Levator ani
   - Puborectalis
   - Pubococcygeus
   - Iliococcygeus
Coccygeus (ischiococcygeus)
Deep transverse perineal m.
External urethral sphincter
   - Sphincter urethrae (M, F)
   - Compressor urethrae (F)
   - Sphincter urethrovaginalis (F)
Superficial transverse perineal m.
External anal sphincter
Ischiocavernosus
Bulbospongiosis

Groups 10 - 13:

Muscles that move the

Lower Extremity



Group 10: Move the
Hip Joint (Part 1)
Gluteus maximus
Gluteus medius
Gluteus minimus
Piriformis (1st lateral rotator)
The other 5 lateral rotators
   - Gemellus superior
   - Obturator internus
   - Gemellus inferior
   - Obturator externus
   - Quadratus femoris
Iliacus
Psoas major
Iliopsoas (Iliacus & Psoas major)


Group 11: Move the
Hip Joint (Part 2)
Sartorius
Tensor fascia latae
Pectineus
Adductor brevis
Adductor longus
Adductor magnus
Gracilis


Group 12: Move the
Knee
(& Hip Joint, Part 3)
Rectus femoris
Vastus lateralis
Vastus intermedius
Vastus medialis
Biceps femoris
Semitendinosus
Semimembranosus
Popliteus


Group 13: Move the
Ankle, Foot, Toes
Gastrocnemius
Plantaris
Soleus
Tibialis posterior
Flexor digitorum longus
Flexor hallucis longus
Fibularis longus (peroneus)
Fibularis brevis (peroneus)
Tibialis anterior
Extensor digitorum longus
Extensor hallucis longus


Bonus Group 13-B
Intrinsic Muscles of the Foot
1st Plantar Layer
   - Abductor digiti minimi
   - Flexor digitorum brevis
   - Abductor hallucis
2nd Plantar Layer:
   - Lumbrical muscles (4)
   - Quadratus plantae
3rd Plantar Layer:
   - Flexor digiti minimi
   - Adductor hallucis
   - Flexor hallucis brevis
4th Plantar Layer:
   -Plantar interossei (3)
1st Dorsal Layer:
   - Extensor digitorum brevis
   - Extensor hallucis brevis
2nd Dorsal Layer:
   - Dorsal interossei (4)

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