Skeletal Muslces Actions Flashcards by Reyna Rivas

Q

Occipitalis

A

Scalp retraction

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Q

Frontalis

A

Raises eyebrows

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Q

Orbicularis ocuili

A

Squinting

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Q

Zygomaticus major

A

Smiling

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Q

Zygomaticus minor

A

Snarling

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Q

Orbicularis oris

A

Smooching

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Q

Buccinator

A

Stabilizes cheek

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Q

Genioglossus

A

Sticking tongue out

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Q

Platysma

A

Lower lip depression

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Q

Temporalis

A

Clenching jaw

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Q

Masseter

A

Chewing

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Q

Sternocleidomastoid

A

Ipilateral head flexion

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Q

Trapezius

A

Head extension

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Q

Splenius capitis

A

Head extension

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Q

Levator scapulae

A

Scapular elevation

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Q

External intercostals

A

Ventilation

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Q

Interal intercostals

A

Ventilation

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Q

Diaphragm

A

Ventilation

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Q

Rectus abdominis

A

Waist flexion

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Q

External abdominal oblique

A

Protection

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Q

Internal abdominal oblique

A

Ipslilateral rotation

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Q

Transverse abdominis

A

Protection

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Q

Pectoralis major

A

Arm flexion and adduction (aka hugging)

Q

Pectoralis minor

A

Anterior scapular movement (aka slouching)

Q

Serratus anterior

A

Lateral scapular movement

Q

Rhomboideus major

A

Medial scapular movement

Q

Rhimboideus minor

A

Medial scapular movement

Q

Latissimus dorsi

A

Arm adduction

Q

Serratus posterior

A

Rib depression and expiration

Q

Deltoid

A

Arm abduction

Q

Teres Major

A

Medical arm rotation

Q

Coracobrachialis

A

Arm flexion

Q

Supraspinatus

A

Abduction of arm

Q

Infraspinatus

A

Lateral rotation of arm

Q

Teres minor

A

Lateral rotation of arm

Q

Subscapularis

A

Fixes humerus

Q

Biceps brachii

A

Elbow flexion

Q

Brachialis

A

Elbow flexion

Q

Brachioradialis

A

Elbow flexion

Q

Triceps brachii

A

Elbow extension

Q

Adductor longus

A

Leg adduction

Q

Gracilis

A

Leg adduction

Q

Rectus femoris

A

Knee adduction

Q

Vastus lateralis

A

Knee extension

Q

Vastus medialis

A

Knee extension

Q

Vastus intermedius

A

Knee extension

Q

Tensor fasciae latae

A

Leg abduction

Q

Sartorius

A

Leg abduction

Q

Tibialis anterior

A

Dorsiflexion

Q

Gluteus maximus

A

Leg extension

Q

Biceps femoris

A

Knee flexion

Q

Semitendinosus

A

Knee flexion

Q

Semimembranosus

A

Knee flexion

Q

Fibularis longus

A

Ankle eversion

Q

Gastrocnemius

A

Plantar flexion

Q

Soleus

A

Plantar flexion

Q

Head and neck muscles

A

Occipitalis