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Musculo-Skeletal > Muscles of Anterior Compartment of Forearm > Flashcards

Muscles of Anterior Compartment of Forearm Flashcards

0
Q

Main action of pronator teres?

A
  • Pronation of forearm

- Flexes forearm at elbow

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1
Q

Name the muscles of the anterior compartment of the forearm?

A
  1. Pronator teres
  2. Flexor carpi radialis
  3. Palmaris longus
  4. Flexor carpi ulnaris
  5. Flexor digitorum superficialis
  6. Flexor digitorum profundus
  7. Flexor pollicis longus
  8. Pronator quadratus
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2
Q

Main action of flexor carpi radialis?

A
  • Flexes hand at wrist

- Abducts hand at wrist

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3
Q

Main action of palmaris longus?

A
  • Flexes hand at wrist

- Tightens palmar aponeurosis

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4
Q

Main action of flexor carpi ulnaris?

A
  • Flexes hand at wrist

- Adducts hand at wrist aponeurosis

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5
Q

Main action of flexor digitorum superficialis?

A

Flexes middle phalanges at proximal interphalangeal joints of med. four digits

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6
Q

Main action of flexor digitorum profundus?

A
  • Flexes distal phalanges at distal interphalangeal joints of med. four digits
  • Assists with flexion of hand
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7
Q

Main action of flexor pollicis longus?

A

Flexes phalanges of thumb

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8
Q

Main action of pronator quadratus?

A
  • Pronates forearm

- Deep fibers bind ulna & radius together

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9
Q

Innervation of pronator teres?

A

Median nerve

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10
Q

Innervation of flexor carpi radialis?

A

Median nerve

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11
Q

Innervation of palmaris longus?

A

Median nerve

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12
Q

Innervation of flexor carpi ulnaris?

A

Ulnar nerve

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13
Q

Innervation of flexor digitorum superficialis?

A

Median nerve

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14
Q

Innervation of flexor digitorum profundus?

A
  • Medial part: ulnar nerve

- Lateral part: median nerve

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15
Q

Innervation of flexor pollicis longus?

A

Median nerve

16
Q

Innervation of pronator quadratus?

A

Median nerve

17
Q

Proximal attachment of pronator teres?

A
  • Medial epicondyle of humerus

- Coronoid process of ulna

18
Q

Distal attachment of pronator teres?

A

Middle of lat. surface of radius

19
Q

Proximal attachment of flexor carpi radialis?

A

Medial epicondyle of humerus

20
Q

Distal attachment of flexor carpi radialis?

A

Base of 2nd metacarpal bone

21
Q

Proximal attachment of palmaris longus?

A

Medial epicondyle of humerus

22
Q

Distal attachment of palmaris longus?

A
  • Distal half of flexor retinaculum

- Palmar aponeurosis

23
Q

Proximal attachment of flexor carpi ulnaris?

A
  • Medial epicondyle of humerus

- Olecranon & post. border of ulna

24
Q

Distal attachment of flexor carpi ulnaris?

A
  • Pisiform bone
  • Hook of hamate bone
  • 5th metacarpal bone
25
Q

Proximal attachment of flexor digitorum superficialis?

A
  • Medial epicondyle of humerus
  • Coronoid process of ulna
  • Sup. ant. border of ulna
26
Q

Distal attachment of flexor digitorum superficialis?

A

Bodies of middle phalanges of medial four digits

27
Q

Proximal attachment of flexor digitorum profundus?

A
  • Proximal 3/4s of med. & ant. surfaces of ulna

- Interosseous membrane

28
Q

Distal attachment of flexor digitorum profundus?

A
  • Base of distal phalanges of med. four digitis

- Palmar aponeurosis

29
Q

Proximal attachment of flexor pollicis longus?

A
  • Ant. surface of radius

- Interosseous membrane

30
Q

Distal attachment of flexor pollicis longus?

A
  • Base of distal phalanx of 1st digit (thumb)

- Palmar aponeurosis

31
Q

Proximal attachment of pronator quadratus?

A

Distal fourth of ant. surface of ulna

32
Q

Distal attachment of pronator quadratus?

A
  • Distal fourth of ant. surface of radius

- Palmar aponeurosis

Musculo-Skeletal (22 decks)

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