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Anatomy Muscle Main Action Review
(Main Action Only)
65
Medical
Graduate
12/05/2011

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Cards

Term
What are the primary muscle movers for:

Cervical Neck Flexion
Definition
Bilateral SCM
Term
What are the primary muscle movers for:

Cervical Neck Extension
Definition
- Bilateral Erector Spinae
- Bilateral Upper Trap
- Bilateral Splenius cervicis & capitis
Term
What are the primary muscle movers for:

Cervical Neck Lateral Flexion
Definition
- Unilateral Scalenes
- Unilateral SCM
Term
What are the primary muscle movers for:

Cervical Neck Rotation
Definition
- Unilateral SCM to opposite side with
- Unilateral Splenius Cervicis/Capitus to same side
Term
What are the primary muscle movers for:

Trunk Flexion
Definition
- Bilateral Rectus Abdominis
- Bilateral Internal Oblique
- Bilateral External Oblique
Term
What are the primary muscle movers for:

Trunk Extension
Definition
- Bilateral Erector Spinae
- Bilateral Quadratus Lumborum
Term
What are the primary muscle movers for:

Trunk Rotation
Definition
-Internal Oblique to same side with
-External Oblique to opposite side
Term
What are the primary muscle movers for:

Trunk Lateral Flexion
Definition
- Unilateral Erector Spinae
- Unilateral Quadratus Lumborum
- Unilateral Internal & External Obliques (of same sides)
Term
What are the primary muscle movers for:

Hip Hike
Definition
- Quadratus Lumborum
Term
What are the primary muscle movers for:

Thorax (Elevation with inspiration)
Definition
- External Intercostals
Term
What are the primary muscle movers for:

Thorax (Depression with expiration)
Definition
- Internal Intercostals
Term
What are the primary muscle movers for:

Glenohumeral Flexion
Definition
- Anterior Deltoid
- Coracobrachialis
- Clavicular portion of Pectoralis Major
- Long head of Biceps Brachii
Term
What are the primary muscle movers for:

Scapula Upward Rotation
Definition
- Upper Trapezius
- Lower Trapezius
- Serratus Anterior
Term
What are the primary muscle movers for:

Scapula Protraction
Definition
- Serratus Anterior
Term
What are the primary muscle movers for:

Glenohumeral Extension
Definition
- Posterior Deltoid
- Latissimus Dorsi
- Teres Major
- Sternal portion of Pectoralis Major
- Long head of Triceps
Term
What are the primary muscle movers for:

Scapula Downward Rotation
Definition
- Levator Scapula
- Rhomboids / Middle Trap
- Pectoralis Minor
Term
What are the primary muscle movers for:

Scapula Anterior Tilt
Definition
- Pectoralis Minor
Term
What are the primary muscle movers for:

Glenohumeral and Scapula (ABduction with scapula upward rotation)
Definition
- Middle Deltoid
- Supraspinatus
Term
What are the primary muscle movers for:

Glenohumeral and Scapula (ADDuction with scapula downward rotation)
Definition
- Pectoralis Major / Latissimus Dorsi
- Coracobrachialis / Teres Major
- Anterior Deltoid / Posterior Deltoid
Term
What are the primary muscle movers for:

Glenohumeral Horizontal ABduction
Definition
- Posterior Deltoid
- Infraspinatus
- Teres Minor
Term
What are the primary muscle movers for:

Scapula Retraction
Definition
- Middle Trapezius
- Rhomboids
Term
What are the primary muscle movers for:

Glenohumeral Horizontal ADDuction
Definition
- Anterior Deltoid
- Pectoralis Major
Term
What are the primary muscle movers for:

(External Rotation with Scapula retraction)
Definition
- Infraspinatus
- Teres Minor
- Posterior Deltoid
Term
What are the primary muscle movers for:

Glenohumeral and Scapula (Internal Rotation with Scapula protraction)
Definition
- Subscapularis
- Anterior Deltoid
- Pectoralis Major
- Latissimus Dorsi
- Teres Major
Term
What are the primary muscle movers for:

Elbow Flexion (Humeroradial and Humeroulnar)
Definition
- Biceps Brachii
- Brachialis
- Brachioradialis
Term
What are the primary muscle movers for:

Elbow Extension (Humeroradial and Humeroulnar)
Definition
- Triceps
- Anconeus
Term
What are the primary muscle movers for:

Forearm Supination (Proximal & Distal Radioulnar)
Definition
- Supinator
- Biceps Brachii (assists)
Term
What are the primary muscle movers for:

Forearm Pronation (Proximal & Distal Radioulnar)
Definition
- Pronator Teres
- Pronator Quadratus
Term
What are the primary muscle movers for:

Wrist Pure Flexion (Radiocarpal)
Definition
- Flexor carpi radialis
- Palmaris Longus
- Flexor carpi ulnaris
Term
What are the primary muscle movers for:

Wrist Pure Extension Radiocarpal)
Definition
- Extensor carpi radialis longus & brevis
- Extensor carpi ulnaris
Term
What are the primary muscle movers for:

Wrist Pure Ulnar Devation (Radiocarpal)
Definition
- Flexor carpi ulnaris &
- Extensor carpi ulnaris
Term
What are the primary muscle movers for:

Wrist Pure Radial Devation (Radiocarpal)
Definition
- Flexor carpi radialis &
- Extensor carpi radialis longus / brevis
Term
What are the primary muscle movers for

Thumb Opposition (CMC Joint)
Definition
- Opponens Pollicis
Term
What are the primary muscle movers for:

Thumb Flexion (CMC, MCP, IP Joints)
Definition
- Flexor Pollicis Longus & Brevis
Term
What are the primary muscle movers for:

Thumb Extension (CMC, MCP, IP Joints)
Definition
- Extensor Pollicis Longus & Brevis
Term
What are the primary muscle movers for:

Thumb ABduction (CMC, MCP Joints)
Definition
- Abductor Pollicis Longus & Brevis
Term
What are the primary muscle movers for:

Thumb ADDuction (CMC, MCP Joints)
Definition
- ADDuctor Pollicis
Term
What are the primary muscle movers for:

Digit #5 opposition (pinky)
Definition
Opponens Digiti Minimi
Term
What are the primary muscle movers for:

Digits 2-5 Flexion (MCP, PIP, DIP)
Definition
- Flexor Digitorum Superficialis & Profundus
- Flexor Digiti Minimi
Term
What are the primary muscle movers for:

Digits 2-5 Extension (MCP, PIP, DIP)
Definition
- Extensor Digitorum
- Extensor Indicis (index finger = #2)
- Extensor Digiti Minimi (pinky finger = #5)
Term
What are the primary muscle movers for:

Digits 2-5 ABduction (MCP, PIP, DIP)
Definition
- Dorsal Interossei
- Abductor Digiti Minimi (pinky finger = #5)
Term
What are the primary muscle movers for:

Digits 2-5 ADDuction (MCP, PIP, DIP)
Definition
- Palmar Interossei
Term
What are the primary muscle movers for:

Digits 2-5 Extension with MCP Flexion "Table Top" (DIP/PIP)
Definition
- Lumbricals
Term
What are the primary muscle movers for:

Hip Flexion
Definition
- Iliopsoas
- Rectus Femoris
Term
What are the primary muscle movers for:

Hip Extension
Definition
- Gluteus Maximus
Term
What are the primary muscle movers for:

Hip ABduction
Definition
- Tensor Fasciae Latae
- Gluteus Medius & Minimus
Term
What are the primary muscle movers for:

Hip ADDuction
Definition
- Pectineus
- Adductor Longus / Brevis / Magnus
- Gracilis
Term
What are the primary muscle movers for:

Hip External Rotation
Definition
- Piriformis
- Obturator Internus & Externus
- Quadratus Femoris
- Gemellus Superior & Inferior
Term
What are the primary muscle movers for:

Hip Internal Rotation
Definition
- Tensor Fasciae Latae
- Gluteus Medius & Minimus
Term
What are the primary muscle movers for:

Hip Flexion with ABduction and External Rotation
Definition
Sartorius
Term
What are the primary muscle movers for:

Knee Flexion
Definition
- Biceps Femoris
- Semitendinosus
- Semimembranosus
Term
What are the primary muscle movers for:

Knee Extension
Definition
- Rectus Femoris
- Vastus Lateralis / Medialis (VMO) / Intermedius
Term
What are the primary muscle movers for:

Ankle Pure Dorsiflexion (talocrural)
Definition
- Fibularis Tertius
- Extensor Hallucis Longus
- Extensor Digitorum Longus
- Tibialis Anterior
Term
What are the primary muscle movers for:

Ankle Pure Planterflexion (talocrural)
Definition
- Gastrocnemius (knee straight)
- Soleus (knee bent)
Term
What are the primary muscle movers for:

Ankle Pure Inversion (talocrural)
Definition
- Tibialis Anterior
- Tibialis Posterior
Term
What are the primary muscle movers for:

Ankle Pure Eversion (talocrural)
Definition
- Fibularis Longus / Brevis / Tertius
Term
What are the primary muscle movers for:

Great Toe Flexion
Definition
- Flexor Hallucis Longus
Term
What are the primary muscle movers for:

Great Toe Extension
Definition
- Extensor Hallucis Longus & Brevis
Term
What are the primary muscle movers for:

Great Toe ABduction
Definition
- Abductor Hallucis
Term
What are the primary muscle movers for:

Great Toe ADDuction
Definition
- Adductor Hallucis
Term
What are the primary muscle movers for:

Foot Digits 2-5 Flexion
Definition
- Flexor Digitorum Longus & Brevis
- Flexor Digiti Minimi (little toe = #5)
Term
What are the primary muscle movers for:

Foot Digits 2-5 Extension
Definition
- Extensor Digitorum Longus & Brevis
Term
What are the primary muscle movers for:

Foot Digits 2-5 Abduction
Definition
- Dorsal Interossei
- Abductor Digiti Minimi (little toe = #5)
Term
What are the primary muscle movers for:

Foot Digits 2-5 ADDuction
Definition
- Plantar Interossei
Term
What are the primary muscle movers for:

Foot Digits 2-5 MTP Flexion with PIP/DIP Extension
Definition
- Lumbricals
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