Module 6 Muscle Practical Flashcards by jenna williams

Q

Orbiculularis oculi

A

Closing eye

Blinking/squinting

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Q

Masseter

A

Elevates mandible

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Q

Buccinator

A

Compresses cheek

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Q

Orbicularis oris

A

Purses lips

Kissing/whistling

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Q

Temporalis

A

Raises mandible

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Q

Zygomaticus major

A

Draws corner of mouth
- smile

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Q

Sternocleidomastoid

A

Flexes neck bilaterally

Rotates head

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Q

Splenus capitis

A

Extends head and neck

Flex neck/rotate head

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Q

Trapezius

A

Scapular elevation/retraction/depression

upward rotation

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Q

Latissimus dorsi

A

Rotation/adduction/extension of humerus

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Q

Pectoralis major

A

Arm flexion

Rotation/adduction

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Q

External intercostal

A

Elevates rib for inspiration

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Q

Internal intercostal

A

Draws ribs downward to expire inspiration

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Q

Diaphragm

A

Prime Mover of inspiration

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Q

Serratus anterior

A

Protects shoulder

Abducts/rotates scapula

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Q

Rectus abdominis

A

Trunk flexion

Compresses abdomen

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Q

External oblique

A

Compresses abdomen

Flexes trunk

Rotation to opposite side

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Q

Internal oblique

A

Compresses abdomen

Flexes trunk

Rotation to same side

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Q

Transversus abdominus

A

Compresses abdomen

Q

Deltoid

A

Should abduction/flexion/rotation/adduction

Q

Teres major

A

Medial rotation/adduction/extension of humerus

Q

Rotator cuff

A

SITS

Suprasinatus
Infraspinatus
Teres minor
Subscapularis

Q

Supraspinatus

A

Stabilizes shoulder

Abducts humerus

Q

Infraspinatus

A

Stabilizes shoulder

Rotates humerus

Teres minor

Stabilizes shoulder Rotates/abducts shoulder

Biceps brachii

Elbow flexion Forearm supination

Triceps brachii

Extends elbow

Quadriceps femoris

Rectus femoris Vastus lateralis Vastus medialis Vastus intermedius

Rectus femoris

Extends knee Flexes hip

Vastus lateralis

Extends knee

Vastus medialis

Extends knee

Vastus intermedialis

Extends knee

Tensor fasciae latae

Hip flexion and abduction

Gluteus Maximus

Extends and laterally rotates hip

Gluteus medius

Abducts hip

Semimembranous

Flexes knee Extends hip

Semitendinosus

Flexes knee Extends hip

Biceps femoris

Flexes knee Extends hip

Adductor magnus

Adducts hip

Gracilis

Adducts hip

Adductor longus

Adducts hip

Iliopsoas

Flexes hip

Sartorius

Abducts/flexes/rotates thigh Knee flexion

Tibialis anterior

Dorsilexion Inversion of foot

Gastrocnemius

Plantar flexion Flexes knee

Soleus

Plantar flexion

Calcaneal tendon

Convergence of gastrocnemius and soleus tendon