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Muscles of Chest, Back, Upper Limb, Hip, Lower Limb
Action + Innervation
126
Anatomy
Undergraduate 2
12/09/2012

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Term
LEVATOR SCAPULAE: ACTION
Definition
ELEVATES SCAPULA
Term
PECTORALIS MINOR: ACTION
Definition
DEPRESSES AND PROTRACTS SCAPULA
Term
RHOMBOIDS: ACTION
Definition
ADDUCTION AND DOWNWARD ROTATION OF THE SCAPULA
Term
SERRATUS ANTERIOR: ACTION
Definition
PROTRACTION AND STABILIZATION OF THE SCAPULA
Term
SERRATUS ANTERIOR: INNERVATION
Definition
LONG THORACIC NERVE
Term
TRAPEZIUS: UPPER FIBRES: ACTION
Definition
ELEVATION OF SCAPULA AND EXTENSION OF NECK
Term
TRAPEZIUS: MIDDLE FIBRES: ACTION
Definition
RETRACTION/ADDUCTION OF THE SCAPULA
Term
TRAPEZIUS : LOWER FIBRES: ACTIONS
Definition
HYPERABDUCTION OF THE ARM
Term
TRAPEZIUS: INNERVATION
Definition
CN XI: SPINAL ACCESSORY NERVE
Term
PECTORALIS MAJOR: ACTION
Definition
FLEXION AND ADDUCTION OF ARM
Term
STERNOCLEIDOMASTOID: ACTION
Definition
FLEXION OF NECK
Term
LATISSIMUS DORSI: ACTION
Definition
EXTENSION AND ADDUCTION OF ARM
Term
DELTOID: ANTERIOR PART: ACTION
Definition
FLEXION OF ARM
Term
DELTOID: MIDDLE PART: ACTION
Definition
ABDUCTION OF ARM (20-90 DEGREES)
Term
DELTOID: POSTERIOR PART: ACTION
Definition
EXTENSION OF ARM, EXTERNAL ROTATION
Term
DELTOID: INNERVATION
Definition
AXILLARY NERVE
Term
SUPRASPINATUS: ACTION
Definition
ABDUCTION OF ARM (0-20 DEGREES)
Term
INFRASPINATUS: ACTION
Definition
EXTERNAL ROTATION OF SHOULDER
Term
SUPRASPINATUS: INNERVATION
Definition
SUPRASCAPULAR NERVE
Term
INFRASPINATUS: INNERVATION
Definition
SUPRASCAPULAR NERVE
Term
SUBSCAPULARIS: ACTION
Definition
INTERNAL ROTATION OF SHOULDER
Term
SUBSCAPULARIS: INNERVATION
Definition
SUBSCAPULAR NERVE
Term
TERES MAJOR: ACTION
Definition
EXTENSION OF ARM AND INTERNAL ROTATION OF SHOULDER
Term
TERES MINOR: ACTION
Definition
ADDUCTION OF ARM AND EXTERNAL ROTATION OF SHOULDER
Term
TERES MINOR: INNERVATION
Definition
AXILLARY NERVE
Term
CORACOBRACHIALIS: ACTION
Definition
ADDUCTION AND FLEXION
Term
CORACOBRACHIALIS: INNERVATION
Definition
MUSCULOCUTANEOUS NERVE
Term
BICEPS BRACHII: ACTION
Definition
FLEXION AT ELBOW, SUPINATION OF FOREARM
Term
BICEPS BRACHII: INNERVATION
Definition
MUSCULOCUTANEOUS NERVE
Term
RECTUS ABDOMINUS: ACTION
Definition
FLEXION OF SPINE (+ INTRA-ABDOMINAL PRESSURE)
Term
EXTERNAL OBLIQUES: ACTION
Definition
LATERAL BENDING OF SPINE (+INTRA-ABDOMINAL PRESSURE)
Term
EXTERNAL OBLIQUES: DIRECTION
Definition
MEDIALLY DOWNWARD
Term
INTERNAL OBLIQUES: ACTION
Definition
LATERAL BENDING OF SPINE 9+INTRA-ABDOMINAL PRESSURE)
Term
INTERNAL OBLIQUES: DIRECTION
Definition
MEDIALLY UPWARD
Term
TRANSVERSE ABDOMINUS: ACTION
Definition
INTRA-ABDOMINAL PRESSURE
Term
SPINO-TRANSVERSE SYSTEM: ACTION
Definition
EXTENSION OF SPINE
Term
SPINO-TRANSVERSE SYSTEM: DIRECTION
Definition
UP: LATERALLY
Term
SPINO-TRANSVERSE SYSTEM: DESCRIPTION
Definition
LONG: SUPERFICIAL
Term
TRANSVERSO-SPINAL SYSTEM: ACTION
Definition
TWISTING OF SPINE
Term
TRANSVERSO-SPINAL SYSTEM: DIRECTION
Definition
UP: MEDIALLY
Term
TRANSVERSO-SPINAL SYSTEM: DESCRIPTION
Definition
SHORT: DEEP
Term
EXTERNAL INTERCOSTALS: ACTION
Definition
INSPIRATION
Term
INTERNAL INTERCOSTALS: ACTION
Definition
EXPIRATION
Term
THORACIC DIAPHRAGM: INNERVATION
Definition
PHRENIC NERVE
Term
BRACHIALIS: ACTION
Definition
FLEXION AT ELBOW
Term
BRACHIALIS: INNERVATION
Definition
MUSCULOCUTANEOUS
Term
PRONATOR TERES: ACTION
Definition
PRONATES FOREARM
Term
PRONATOR TERES: INNERVATION
Definition
MEDIAN NERVE
Term
FLEXOR CARPI RADIALIS: ACTION
Definition
FLEXION OF WRIST AND RADIAL DEVIATION
Term
FLEXOR CARPI RADIALIS: INNERVATION
Definition
MEDIAN NERVE
Term
PALMARIS LONGUS: ACTION
Definition
FLEXION AT WRIST
Term
PALMARIS LONGUS: INNERVATION
Definition
MEDIAN NERVE
Term
FLEXOR CARPI ULNARIS: ACTION
Definition
FLEXION OF WRIST AND ULNAR DEVIATION
Term
FLEXOR CARPI ULNARIS: INNERVATION
Definition
ULNAR NERVE
Term
FLEXOR DIGITORUM SUPERFICIALIS: ACTION
Definition
FLEXION OF DIGITS AT MIDDLE PHALANX
Term
FLEXOR DIGITORUM SUPERFICIALIS: INNERVATION
Definition
MEDIAN NERVE
Term
FLEXOR DIGITORUM PROFUNDUS: ACTION
Definition
FLEXES FINGERS AT DISTAL PHALANX
Term
FLEXOR DIGITORUM PROFUNDUS: INNERVATION
Definition
MEDIAN: 2ND AND 3RD DIGIT
ULNAR: 4TH AND 5TH DIGIT
Term
FLEXOR POLLICIS LONGUS: ACTION
Definition
FLEXES THUMB
Term
FLEXOR POLLICIS LONGUS: INNERVATION
Definition
MEDIAN NERVE
Term
PRONATOR QUADRATUS: ACTION
Definition
PRONATES WRIST
Term
PRONATOR QUADRATUS: INNERVATION
Definition
MEDIAN NERVE
Term
TRICEPS BRACHII: ACTION
Definition
EXTENSION AT ELBOW
Term
TRICEPS BRACHII: INNERVATION
Definition
RADIAL NERVE
Term
BRACHIORADIALIS: ACTION
Definition
FLEXION OF WRIST IN PRONATION
Term
BRACHIORADIALIS: INNERVATION
Definition
RADIAL NERVE
Term
EXTENSOR CARPI RADIALIS LONGUS: ACTION
Definition
EXTENSION OF WRIST
Term
EXTENSOR CARPI RADIALIS BREVIS: ACTION
Definition
EXTENSION OF WRIST
Term
EXTENSOR CARPI RADIALIS LONGUS + BREVIS: INNERVATION
Definition
RADIAL NERVE
Term
EXTENSOR DIGITORUM: ACTION
Definition
EXTENSION OF DIGITS
Term
EXTENSOR DIGITORUM: INNERVATION
Definition
RADIAL NERVE
Term
EXTENSOR DIGITI MINIMI: ACTION
Definition
EXTENDS THE 5TH DIGIT
Term
EXTENSOR DIGITI MINIMI: INNERVATION
Definition
RADIAL NERVE
Term
ANCONIUS: ACTION
Definition
EXTENSION OF ELBOW
Term
SUPINATOR: ACTION
Definition
SUPINATES FOREARM
Term
SUPINATOR: INNERVATION
Definition
RADIAL NERVE
Term
MUSCLES IN THE ANATOMICAL SNUFFBOX
Definition
ABDUCTOR POLLICIS LONGUS
EXTENSOR POLLICIS BREVIS
EXTENSOR POLLICIS LONGUS
Term
ABDUCTOR POLLICIS LONGUS: ACTION
Definition
ABDUCTION OF THUMB
Term
ABDUCTOR POLLICIS LONGUS: INNERVATION
Definition
RADIAL NERVE
Term
EXTENSOR POLLICIS BREVIS: ACTION
Definition
EXTENSION OF THUMB
Term
EXTENSOR POLLICIS LONGUS: ACTION
Definition
EXTENSION OF THUMB
Term
EXTENSOR POLLICIS LONGUS + BREVIS: INNERVATION
Definition
RADIAL NERVE
Term
EXTENSOR INDICIS: ACTION
Definition
EXTENDS 2ND DIGIT
Term
THENAR MUSCLES
Definition
ABDUCTOR POLLICIS
FLEXOR POLLICIS
OPPONENS POLLICIS
Term
THENAR MUSCLES: INNERVATION
Definition
MEDIAN NERVE
Term
DORSAL INTEROSSEI: ACTION
Definition
ABDUCTION OF DIGITS (DABS)
Term
PALMAR INTEROSSEI: ACTION
Definition
ADDUCTION OF DIGITS (PABS)
Term
PALMAR + DORSAL INTEROSSEI: INNERVATION
Definition
ULNAR NERVE
Term
LUMBRICALS: ACTION
Definition
EXTENSION AT PROXIMAL AND DISTAL INTERPHALANGEAL JOINT, FLEXION AT METACARPOPHALANGEAL JOINTS
Term
LUMBRICALS: INNERVATION
Definition
1ST AND 2ND DIGIT: MEDIAN NERVE
3RD AND 4TH DIGIT: ULNAR NERVE
Term
QUADRATUS LUMBORUM: ACTION
Definition
STABILIZES HIP (ON IPSILATERAL SIDE)
Term
PSOAS: ACTION
Definition
FLEXION OF HIP/ FLEXION OF SPINE
Term
ILIACUS: ACTION
Definition
FLEXION OF HIP
Term
GLUTEUS MAXIMUS: ACTION
Definition
EXTENSION, ABDUCTION, AND EXTERNAL ROTATION OF THE HIP
Term
GLUTEUS MAXIMUS: INNERVATION
Definition
INFERIOR GLUTEAL NERVE
Term
GLUTEUS MEDIUS AND MINIMUS: INNERVATION
Definition
SUPERIOR GLUTEAL NERVE
Term
GLUTEUS MEDIUS AND MINIMUS: ACTION
Definition
STABILIZATION OF HIP, ABDUCTION, MEDIAL ROTATION
Term
TENSOR FASCIA LATAE: ACTION
Definition
ABDUCTION OF HIP
Term
PIRIFORMIS: ACTION
Definition
EXTERNAL ROTATION AND ABDUCTION OF THE HIP
Term
ADDUCTOR MAGNUS: ACTION
Definition
ADDUCTION AND MEDIAL ROTATION OF THE HIP
Term
PECTINIUS: ACTION
Definition
FLEXION AND ADDUCTION OF HIP
Term
GRACILIS: ACTION
Definition
ADDUCTION
Term
GRACILIS: INNERVATION
Definition
OBTURATOR NERVE
Term
BICEPS FEMORIS: ACTION
Definition
FLEXION OF KNEE / EXTENSION AND LATERAL ROTATION OF HIP
Term
SEMIMEMBRANOSOUS: ACTION
Definition
FLEXION OF KNEE / EXTENSION AND LATERAL ROTATION OF HIP
Term
SEMITENDINOSUS: ACTION
Definition
FLEXION OF KNEE / EXTENSION AND LATERAL ROTATION OF HIP
Term
SEMITENDINOSUS: INNERVATION
Definition
TIBIAL NERVE
Term
PES ANSERINE
Definition
SARTORIUS, GRACILIS, SEMITENDINOSUS
Term
SARTORIUS: INNERVATION
Definition
FEMORAL NERVE
Term
SARTORIUS: ACTION
Definition
FLEXION OF KNEE / ABDUCTION, FLEXION, AND LATERAL ROTATION OF KNEE
Term
POPLITIUS: ACTION
Definition
LATERAL ROTATION OF FEMUR (UNLOCKS THE KNEE)
Term
RECTUS FEMORIS: ACTION
Definition
EXTENSION OF KNEE / FLEXION OF HIP
Term
VASTUS INTERMEDIUS: ACTION
Definition
EXTENSION OF KNEE
Term
VASTUS MEDIALIS: ACTION
Definition
EXTENSION OF KNEE
Term
VASTUS LATERALIS: ACTION
Definition
EXTENSION OF KNEE
Term
TIBIALIS ANTERIOR: ACTION
Definition
DORSIFLEXION OF ANKLE AND INVERSION OF FOOT
Term
GASTROCNEMIUS: ACTION
Definition
PLANTAR FLEXION OF ANKLE / FLEXION OF KNEE
Term
SOLEUS: ACTION
Definition
PLANTAR FLEXION OF ANKLE
Term
PERONEUS BREVIS:ACTION
Definition
EVERSION AND PLANTAR FLEXION OF ANKLE
Term
PERONEUS LONGUS: ACTION
Definition
EVERSION AND PLANTAR FLEXION OF ANKLE / HELPS MAINTAIN LONGITUDINAL AND TRANSVERSE ARCHES
Term
PLANTARIS: ACTION
Definition
PLANTAR FLEXION OF ANKLE
Term
TIBIALIS POSTERIOR: ACTION
Definition
INVERSION OF FOOT AND PLANTAR FLEXION OF ANKLE
Term
FLEXOR DIGITORUM LONGUS
Definition
FLEXES TOES 2-5 AND PLANTAR FLEXION
Term
FLEXOR HALLICUS LONGUS
Definition
FLEXES BIG TOE
Term
EXTENSOR DIGITORUM LONGUS
Definition
EXTENSION OF TOES 2-5, DORSIFLEXION
Term
EXTENSOR HALLICUS LONGUS
Definition
EXTENSION OF BIG TOE
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