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Gross Anatomy > Forearm > Flashcards

Forearm Flashcards

0
Q

Insertion of pronator teres

A

Middle of convexity of lateral surface of radius

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1
Q

Origin of pronator teres

A

Ulnar head: coronoid process

Humeral head: medial epicondyle

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2
Q

Innervated by median nerve C6, C7

A

Pronator teres

Flexor Carpi Radialis

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3
Q

Action of pronator teres

A

Pronates and flexes forearm

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4
Q

Origin of flexor Carpi Radialis

A

Medial epicondyle of humerus

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5
Q

Insertion of flexor Carpi Radialis

A

Base of 2nd metacarpal

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6
Q

Innervation of flexor Carpi Radialis

A

Median nerve C6, C7

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7
Q

Action of flexor Carpi Radialis

A

Flexes and abducts hand at wrist

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8
Q

Origin of palmaris longus

A

Medial epicondyle of humerus

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9
Q

Insertion of palmaris longus

A

Distal half of flexor retinaculum

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10
Q

Action of palmaris longus

A

Flexes hand

Tenses palmar aponeurosis

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11
Q

Origin of flexor Carpi ulnaris

A

Olecranon

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12
Q

Innervation of flexor Carpi ulnaris

A

Ulnar nerve C7, C8

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13
Q

Main action of flexor Carpi ulnaris

A

Flexes and adducts hand

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14
Q

Insertion of flexor Carpi ulnaris

A

Pisiform
Hook of hamate
5th metacarpal

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15
Q

Origin of flexor digitorum superficialis

A

Humero-ulnar head: medial epicondyle of humerus and coronoid process of ulna
Radial head: oblique line of radius

16
Q

Insertion of flexor digitorum superficialis

A

Shafts of middle phalanges of medial 4 digits

17
Q

Innervation of flexor digitorum superficialis

A

Median nerve C7, C8, T1

18
Q

Actions of flexor digitorum superficialis

A

Flexes proximal interphalangeal joint of middle 4 digits

Acting more strongly: flexes proximal phalanges at metacarpophalangeal joints

19
Q

Origin of flexor digitorum profundus

A

Proximal 3/4 of anterior and medial surfaces of ulna

Interosseous membrane

20
Q

Insertion of flexor digitorum profundus

A

Base of distal phalanges of digits 2,3,4,5

21
Q

Innervation of flexor digitorum profundus

A

Digits 2&3: median nerve C8, T1

Digits 4&5: ulnar nerve C8, T1

22
Q

Actions of flexor digitorum profundus

A

Flexes distal interphalangeal joints of digits 2,3,4,5

Assist in wrist flexion

23
Q

Origin of flexor pollicis longus

A

Anterior surface of radius

Adjacent interosseous membran

24
Q

Insertion of flexor pollicis longus

A

Base of distal phalanx of thumb

25
Q

Action of flexor pollicis longus

A

Flexes phalanges of thumb

26
Q

Origin of pronator quadratus

A

Distal quarter of anterior surface of ulna

27
Q

Insertion of pronator quadratus

A

Distal quarter of anterior surface of radius

28
Q

Muscles that attach to lateral epicondyle of humerus

A 
Extensor digitorum
Extensor digit minimi
Extensor Carpi Radialis brevis
Extensor Carpi ulnaris
Supinator
29
Q

Roof of Guyon’s canal

A

Volar Carpi ligament

30
Q

Innervation of pronator quadratus

A

Median nerve C8, T1

31
Q

Innervation of palmaris longus

A

Median nerve C7,C8

Gross Anatomy (8 decks)

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