Arm Notes

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Last updated 1:52 AM on 2/8/25
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21 Terms

1
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Extensor Pollicis Longus

Extends thumb; located in forearm.

<p>Extends thumb; located in forearm.</p>
2
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Extensor Pollicis Brevis

Extends distal phalanx of thumb; located extending toward thumb in forearm.

<p>Extends distal phalanx of thumb; located extending toward thumb in forearm.</p>
3
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Extensor Carpi Radialis Brevis

Extends/abducts wrist; located in forearm.

<p>Extends/abducts wrist; located in forearm.</p>
4
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Extensor Carpi Radialis Longus

Extends/abducts wrist; located on the lateral forearm.

<p>Extends/abducts wrist; located on the lateral forearm.</p>
5
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Extensor Carpi Ulnaris

Extends/abducts wrist; located on posterior forearm.

<p>Extends/abducts wrist; located on posterior forearm.</p>
6
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Extensor Digitorum

Extends fingers/wrist, abducts fingers; located on the posterior forearm.

<p>Extends fingers/wrist, abducts fingers; located on the posterior forearm.</p>
7
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Flexor Digitorum Superficialis

Flexes wrist/middle phalanges; located above profundus in forearm.

<p>Flexes wrist/middle phalanges; located above profundus in forearm.</p>
8
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Flexor Digitorum Profundus

Flexes fingers/wrist; located in deeper forearm layer.

<p>Flexes fingers/wrist; located in deeper forearm layer.</p>
9
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Flexor Carpi Radialis

Powerful wrist flexor/abductor; located on anterior forearm.

<p>Powerful wrist flexor/abductor; located on anterior forearm.</p>
10
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Flexor Carpi Ulnaris

Powerful wrist flexor/adductor; stabilizes wrist during finger extension.

<p>Powerful wrist flexor/adductor; stabilizes wrist during finger extension.</p>
11
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Flexor Pollicis Longus

Flexes distal phalanx of thumb; located in forearm extending to thumb.

<p>Flexes distal phalanx of thumb; located in forearm extending to thumb.</p>
12
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Coracobrachialis

Flexes/adducts humerus; located in the upper arm from scapula.

<p>Flexes/adducts humerus; located in the upper arm from scapula.</p>
13
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Triceps Brachii

Main elbow extensor; located on the back of upper arm.

<p>Main elbow extensor; located on the back of upper arm.</p>
14
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Biceps Brachii

Flexes elbow and lifts forearm; located on anterior upper arm.

<p>Flexes elbow and lifts forearm; located on anterior upper arm.</p>
15
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Brachialis

Flexes forearm at elbow; located beneath biceps brachii in upper arm.

<p>Flexes forearm at elbow; located beneath biceps brachii in upper arm.</p>
16
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Brachioradialis

Stabilizes elbow, aids in forearm movement; located in the forearm.

<p>Stabilizes elbow, aids in forearm movement; located in the forearm.</p>
17
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Pronator Teres

Weak elbow flexor, pronates forearm; located near the elbow in forearm.

<p>Weak elbow flexor, pronates forearm; located near the elbow in forearm.</p>
18
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Pronator Quadratus

Prime mover for forearm rotation; located distally between radius and ulna.

<p>Prime mover for forearm rotation; located distally between radius and ulna.</p>
19
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Abductor Pollicis Longus

Abducts/extends thumb; located in forearm extending to the thumb.

<p>Abducts/extends thumb; located in forearm extending to the thumb.</p>
20
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Palmaris Longus

Weak wrist/elbow flexor, tenses palm skin; located on anterior forearm.

<p>Weak wrist/elbow flexor, tenses palm skin; located on anterior forearm.</p>
21
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Supinator

Aids in forearm supination; located around elbow.

<p>Aids in forearm supination; located around elbow.</p>