Appendicular Muscles: Actions ONLY Flashcards

1
Q

Pectoralis Minor

A

Depresses and pulls scapula anteriorly

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2
Q

Serratus Anterior

A

Draws scapula forward along thoracic wall, rotates scapula.

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3
Q

Trapezius

A

Elevates, depresses, rotates adducts scapula.

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4
Q

Deltoid

A

Abducts; flexes and medially rotates; extends and laterally rotates arm.

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5
Q

Latissimus Dorsi

A

Extends, adducts, and medially rotates arm.

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6
Q

Pectoralis Major

A

Flexes shoulder, medially rotates, and adducts arm.

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7
Q

Supraspinatus

A

Arm abduction

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8
Q

Infraspinous

A

Laterally rotates arm

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9
Q

Teres Major

A

Adducts extends and medially rotates the arm.

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10
Q

Teres Minor

A

Laterally rotates arm

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11
Q

Subcapularis

A

Medially rotates arm

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12
Q

Biceps Brachii (long head and short head)

A

Flexes arm and forearm and supinates forearm.

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13
Q

Brachialis

A

Flexes forearm

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14
Q

Long head of Triceps Brachii

A

Extends arm and forearm extension.

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15
Q

Medial and Lateral head of triceps brachii

A

Forearm extension

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16
Q

Pronator Teres

A

Pronates arm

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17
Q

Flexor carpi radialis

A

Flexes and abducts hand

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18
Q

Palmaris Longus

A

Flexes hand (wrist)

19
Q

Flexor Carpi Ulnaris

A

Flexes and adducts hand (wrist)

20
Q

Flexor digitorum superficialis & flexor digitorum profundus

A

Flexes phalanges

21
Q

Brachioradialis

A

Flexes forearm (elbow)

22
Q

Extensor Carpi radialis longus & Extensor Carpi Radialis Brevis & Extensor Carpii Ulnaris

A

extends and abducts hand

23
Q

Extensor Digitorum

A

Extends fingers and hand

24
Q

Gluteus Maximus

A

Extends and laterally rotates hip

25
Gluteus Medius
Abducts thigh at hip
26
Biceps femoris (short head)
Flexes and laterally rotates leg at knee
27
Biceps femoris Long Head
Extends thigh at the hip
28
Semitendinosus and Semimembranosus
Extends thigh at hip; flexes and medially rotates leg at knee.
29
Gracilis
Adducts thigh at hip; flexes leg at knee.
30
Adductor Longus and Adductor Magnus
Adduct and flexes thigh at hip
31
Adductor Brevis
Adducts thigh at hip
32
iliopsoas
flexes hip
33
Sartorius
flexes hip and knee
34
Quadriceps Femoris (all four muscles, rectus femoris, vastus laterlis, vastus medialis, vastus intermedius)
extend leg at knee
35
Quadriceps femoris- rectus femoris only
Flexes thigh at hip
36
Pectineus
Flexes, adducts thigh and medially rotates thigh
37
Tensor Fascia Latae
flexes and abducts thigh
38
Tibialis Anterior
Dorsiflexes and inverts the foot; extends toe "digging in the heels"
39
Extensor digitorum longus
dorsiflexes foot and extends toes.
40
Fibularis (peroneus) longus and brevis
Plantar flexes and everts foot
41
Gastrocnemius
Plantar flexes the foot "on tip toe"
42
Soleus
Plantar flexes the foot and inverts foot
43
Flexor Digitorum Longus
Plantar flexes and inverts floor; **flexes toes**