Posterior Forearm Flashcards by Steph Morton

Q

Brachioradialis origin

A

Lateral supracondylar ridge

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Q

Extensor carpi radialis longus origin

A

Lateral supracondylar ridge

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Q

Extensor carpi radialis brevis origin

A

Lateral epicondyle of humerus (common extensor tendon)

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Q

Extensor digitorum origin

A

Lateral epicondyle of humerus (common extensor tendon)

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Q

Extensor digiti minimi origin

A

Lateral epicondyle of humerus (common extensor tendon)

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Q

Extensor carpi ulnaris origin

A

Lateral epicondyle of humerus (common extensor tendon)

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Q

Supinator origin

A

Lateral epicondyle of humerus (common extensor tendon)

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Q

Abductor pollicis longus origin

A

Ulna (midshaft); Radius (midshaft); Interosseous membrane

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Q

Extensor pollicis brevis origin

A

Radius (distal shaft); Interosseous membrane

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Q

Extensor pollicis longus origin

A

Ulna (distal shaft); Interosseous membrane

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Q

Extensor indicis origin

A

Ulna (distal shaft); Interosseous membrane

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Q

Brachioradialis insertion

A

Radius

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Q

Extensor carpi radialis longus insertion

A

Metacarpal

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Q

Extensor carpi radialis brevis insertion

A

Metacarpal

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Q

Extensor digitorum insertion

A

Digits 2-5 via extensor expansion

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Q

Extensor digiti minimi insertion

A

Digit 5 via extensor expansion

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Q

Extensor carpi ulnaris insertion

A

Metacarpal

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Q

Supinator insertion

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A

Radius

Q

Abductor pollicis longus insertion

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A

1st metacarpal

Q

Extensor pollicis brevis insertion

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A

Proximal phalanx of thumb

Q

Extensor pollicis longus insertion

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A

Distal phalanx of thumb

Q

Extensor indicis insertion

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A

Digit 2 via extensor expansion

Q

Brachioradialis innervation

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A

Radial nerve

Q

Extensor carpi radialis longus innervation

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A

Radial nerve

Extensor carpi radialis brevis innervation

Radial nerve

Extensor digitorum innervation

Radial nerve

Extensor digiti minimi innervation

Radial nerve

Extensor carpi ulnaris innervation

Radial nerve

Supinator innervation

Radial nerve

Abductor pollicis longus innervation

Radial nerve

Extensor pollicis brevis innervation

Radial nerve

Extensor pollicis longus innervation

Radial nerve

Extensor indicis innervation

Radial nerve

Brachioradialis action

Flexes forearm

Extensor carpi radialis longus action

Extends and abducts wrist

Extensor carpi radialis brevis action

Extends and abducts wrist

Extensor digitorum action

Extends wrist and digits 2-5

Extensor digiti minimi action

Extends little finger

Extensor carpi ulnaris action

Extends and adducts wrist

Supinator action

Supinates forearm

Abductor pollicis longus action

Abducts thumb

Extensor pollicis brevis action

Extends thumb

Extensor pollicis longus action

Extends thumb

Extensor indicis action

Extends index finger