Carpometacarpal joint MC and CMC glide assists with Radiocarpal motion extensor carpi radialis brevis, extensor carpi ulnaris Phalanges/Hand MCP joints PIP joints DIP joints IP joint Flexion (90 degrees) Flexion (30 degrees) Flexion (45 degrees) Flexion (90 degrees) Flexor digitorum superficialis, flexor digitorum profundus, flexor pollicus longus, flexor pollicis brevis, flexor digiti minimi Hip Hip joint Flexion (100 degrees) Iliopsoas, Rectus femoris, Sartorius, Pectineus Knee Knee joint Flexion (90 degrees) Semimembranosus, Semitendinosus, Biceps femoris, Popliteus, Gastrocnemius Ankle Talocrural joint Dorsiflexion (90 degrees) Tibialis anterior, extensor hallucis longus, extensor digitorum longus, peroneus tertius Foot MTP joints PIP joints DIP joints IP joint Full extension (neutral) Full extension (neutral) Full extension (neutral) Full extension (neutral) Extensor hallucis longus, Extensor digitorum longus Picture 2- Picture 3 (right and left are the same) Joint Position (Apx. Degrees) Muscles Used Neck No joint motion Full extension, isometric contractions hold the head in position Splenius Capitis, Splenius Cervicis, Obliquus capitis, Obliquus capitis inferior, Rectus capitis posterior Rectus capitis posterior major Shoulder Shoulder joint Scapula Medial rotation (90 degrees) Scapular Retraction Anterior Deltoid,
IP joint Full extension (neutral) Picture 3- Picture 4 (right and left are the same) Joint Position (Apx. Degrees) Muscles Used Neck No joint motion Full extension, isometric contractions of the muscles hold the head in place. Splenius Capitis, Splenius Cervicis, Obliquus capitis, Obliquus capitis inferior, Rectus capitis posterior minor, Rectus capitis posterior major Shoulder Shoulder joint Scapula Lateral rotation (45 degrees) Retraction of scapula Middle Trapezius, Rhomboids, Posterior Deltoid, Infraspinatus, Teres minor Trunk/Back L1-S5 Extension (7 degrees) Erector Spinae, Transversospinalis, Interspinales Elbow Elbow joint Extension (45 degrees) Triceps, Anconeus assists in elbow extension Wrist Radiocarpal joint Midcarpal joint Carpometacarpal joint Extension/Hyperextension (90 degrees) MC and CMC glide assists with Radiocarpal motion Extensor carpi radialis longus, extensor carpi radialis brevis, extensor carpi ulnaris Phalanges/Hand MCP joints PIP joints DIP joints IP joint Flexion (90 degrees) Flexion (30 degrees) Flexion (45 degrees) Flexion (90 degrees) Flexor digitorum superficialis, flexor digitorum profundus, flexor pollicus longus, flexor pollicis brevis, flexor digiti minimi Hip Hip joint Extension (100 degrees) Gluteus maximus, Semimembranosus, Semitendinosus, Biceps femoris Knee Knee joint Extension (90 degrees) Rectus femoris, Vastus lateralis,
DIP joints IP joint Flexion (45 degrees) Flexion (90 degrees) digitorum profundus, flexor pollicus longus, flexor pollicis brevis, flexor digiti minimi Hip Hip joint Extension (90 degrees) Gluteus maximus, Semimembranosus, Semitendinosus, Biceps femoris Knee Knee joint Extension (80 degrees) Rectus femoris, Vastus lateralis, Vastus medialis, Vastus intermedialis Ankle Talocrural joint Dorsiflexion (80 degrees) Tibialis anterior, extensor hallucis longus, extensor digitorum longus, peroneus tertius Foot MTP joints PIP joints DIP joints IP joint Full extension (neutral) Full extension (neutral) Full extension (neutral) Full extension (neutral) Extensor hallucis longus, Extensor digitorum longus