Lab exam Muscle Anatomy Flashcards by Amy Krumm

Q

Internal Innercostals

A

Depress ribs

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Q

External Innercostals

A

Elevate ribs

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Q

External obliques

A

Compresses abdomin

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Q

Internal oblique

A

Compresses abdomin

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Q

Rectus abdominis

A

Depresses ribs

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Q

Diaphragm

A

Contracts and expands thoracic cavity

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Q

Pectoralis major

A

Flextion adduction and medial rotation at shoulder

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Q

Erector spinae muscles

A

Extends vertebral column

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Q

Rhomboids

A

Adducts and rotates and retracts scapula

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Q

Teres major

A

Adduction and medial rotation at shoulder

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Q

Teres minor

A

Lateral rotation at shoulder

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Q

Trapezius

A

Elevate scapula

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Q

Latissimus dorsi

A

Extension adduction and medial rotation at shoulder

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Q

Serratus anterior

A

Protracts shoulders

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Q

Infraspinatus

A

Lateral rotation at shoulder

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Q

Obicularis oris

A

Purse lips

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Q

Pharyngeal constrictors

A

Constrict throat when you swallow

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Q

Genioglossus

A

Protrudes tongue

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Q

Buccinator

A

Compresses cheeks

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Q

Stylohyoid

A

Elevates larynx

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Q

Mylohyoid

A

Elevates floor of mouth

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Q

Depressor anguli oris

A

Depresses corner of mouth

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Q

Sternohyoid

A

Depresses hyoid bone

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Q

Platysma

Study These Flashcards

A

Tenses skin of neck

Obicularis oculi

Close eyes

Zygomaticis

Draws corners of mouth back up

Frontalis

Raises eyebrows

Occipitalis

Tenses and retracts scalp

Temoralis

Elevates mandible

Sternoclidomastoid

Flex the neck

Masseter

Elevates mandible

Digastric

Depresses mandible

Splenius capitis

Extends neck

Triceps brachii

Extension of elbow

Brachioradialis

Flexion at elbow

Biceps brachii

Flexion at elbow

Deltoid

Abduction at shoulder

Brachialis

Flexion at elbow

Gluteus medius

Abduction and medial rotation at hip

Gluteus Maximus

Extension and lateral rotation at hip

Sartorius

Flexion at knee

Vastus lateralus

Extension at knee

Vastus medius

Extension at knee

Vastus intermedius

Extension at knee

Rectus femoris

Extension at knee Flexion at hip

Adductor longus

Adduction Flexion and medial rotation at hip

Psoas major

Flexion at hip

Illiacus

Flexion at hip

Gracilis

Flexion at knee

Pectineus

Adduction Flexion and medial rotation at hip

Semimembranosus

Flexion at knee

Biceps femoris

Flexion at knee

Semitendonosus

Flexion at knee

Tensor fasciae latae

Flexion abduction and medial rotation at hip

Tebialis anterior

Dorsiflexion at ankle

Gastrocnemius

Plantarflexion at ankle

Soleus

Plantarflexion at ankle

Fibularis

Eversion of foot