PRAC.16 Flashcards

carpal and digital flexors of the forelimb - - nerves blood supply of the forearm

1
Q
A

M. pronator teres (ØEq)

Origin: Epicondylus medialis of humerus

Insertion: Medial surface of radius

Action: Pronate forearm

Innervation: N. medianus

Blood supply:

  • A. interossea caudalis
  • A. transversa cubiti
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2
Q
A

M. supinator

Origin: Epicondylus lateralis of humerus

Insertion: Proximal radius

Action: Supinates forearm

Innervation: N. radialis

Blood supply: A. interossea cranialis

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3
Q
A

M. flexor carpi radialis

Origin: Epicondylus medialis of humerus

Insertion: Mc. II-III

Action: Flex carpus

Innervation: N. medianus

Blood supply: A. profunda antebrachii

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4
Q
A

M. flexor digitorum superficialis

Origin: Epicondylus medialis of humerus

Insertion: Middle phalanx, digits II-V

Action: Flex carpus and joints of digits II-V

Innervation: N. ulnaris et medianus

Blood supply: A. profunda antebrachii

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5
Q
A

M. flexor carpi ulnaris, caput ulnare

Origin: Medial olecranon

Insertion: Accessory carpal bone

Action: Flex carpus

Innervation: N. medianus

Blood supply:

  • A. profunda antebrachii
  • A. ulnaris (Ca)
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6
Q
A

M. flexor carpi ulnaris, caput humerale

Origin: Epicondylus medialis of humerus

Insertion: Accessory carpal bone

Action: Flex carpus

Innervation: N. medianus

Blood supply:

  • A. profunda antebrachii
  • A. ulnaris (Ca)
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7
Q
A

M. pronator quadratus

Origin: Radius

Insertion: Ulna

Action: Pronate forearm

Innervation: N. medianus

Blood supply: A. interossea caudalis

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8
Q
A

M. flexor carpi ulnaris, caput humerale

Origin: Epicondylus medialis of humerus

Insertion: Accessory carpal bone

Action: Flex carpus

Innervation: N. medianus

Blood supply:

  • A. profunda antebrachii
  • A. ulnaris (Ca)
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9
Q
A

M. flexor carpi ulnaris, caput ulnare

Origin: Medial olecranon

Insertion: Accessory carpal bone

Action: Flex carpus

Innervation: N. medianus

Blood supply:

  • A. profunda antebrachii
  • A. ulnaris (Ca)
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10
Q
A

M. flexor digitorum superficialis

Origin: Epicondylus medialis of humerus

Insertion: Middle phalanx, digits II-V

Action: Flex carpus and joints of digits II-V

Innervation: N. ulnaris et medianus

Blood supply: A. profunda antebrachii

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11
Q
A

M. pronator teres (ØEq)

Origin: Epicondylus medialis of humerus

Insertion: Medial surface of radius

Action: Pronate forearm

Innervation: N. medianus

Blood supply:

  • A. interossea caudalis
  • A. transversa cubiti
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12
Q
A

M. flexor digitorum profundus, caput humerale

Origin: Epicondylus medialis of humerus

Insertion: Distal phalanx of digits I-V

Action: Flex carpus and joints of digits I-V

Innervation: N. ulnaris et medianus

Blood supply: A. ulnaris

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13
Q
A

M. flexor digitorum profundus, caput ulnare

Origin: Ulna

Insertion: Distal phalanx of digits I-V

Action: Flex carpus and joints of digits I-V

Innervation: N. ulnaris

Blood supply: A. ulnaris

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14
Q
A

M. flexor digitorum profundus, caput radiale

Origin: Radius

Insertion: Distal phalanx of digits I-V

Action: Flex Carpus and Joints of Digits I-V

Innervation: N. ulnaris

Blood supply: A. ulnaris

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15
Q

List the nerves that supply the carpal and digital flexors of the forelmib

A
  • Nervi medianus
    • ​Rami musculares
  • Nervi ulnaris
    • ​Nervi cutaneous antebrachii caudalis
    • ​Rami musculares
    • ​Ramus dorsalis
    • Ramus palmaris
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16
Q

List the blood supply of the forelimb

A
  • A. profunda brachii
  • A. bicipitalis
  • A. collateralis ulnaris
  • A. brachialis superficialis
  • A. transversa cubiti
  • A. interossea communis
    • A. interossea cranialis
    • A. interossea caudalis
    • A. ulnaris
  • A. mediana
    • ​​A. radialis
17
Q
A

Median Artery

  • Forms superficial palmar arch
18
Q
A

Common Interosseous Artery

19
Q
  • Name
  • Supplying muscles
A

Ulnar artery

  • M. flexor digitorum profundus (ulnar + humeral heads)
  • M. flexor carpi ulnaris
20
Q
  • Name
  • Supplying muscles
A

Deep antebrachial artery

  • M. flexor carpi radialis
  • M. flexor carpi ulnaris
  • M. flexor digitorum profundus
  • M. flexor digitorum superficialis
21
Q
  • Name
  • Supplying muscles
A

Cranial interosseous artery

  • Supplies lateral and cranial antebrachial muscles
22
Q
  • Name
  • Supplying vessels
A

Radial artery

  • Palmar carpal branches
  • Dorsal carpal branches
23
Q
A

Caudal Interosseous Artery

24
Q
A

N. medianus

25
Q
  • Name
  • Innervation
A

​​N. ulnaris

  • Sensory - Palmar surface of forepaw
  • Motor - Intrinsic muscles of forepaw
26
Q

1

A

A. brachialis

27
Q

2

  • Name
  • Supplying muscles
A

A. collateralis ulnaris

  • M. triceps brachii
28
Q

3

  • Name
  • Innervation
A

​​N. ulnaris

  • Sensory - Palmar surface of forepaw
  • Motor - Intrinsic muscles of forepaw
29
Q

4

A

A. interossea communis

30
Q

5

  • Name
  • Supplying muscles
A

Deep antebrachial artery

  • M. flexor carpi radialis
  • M. flexor carpi ulnaris
  • M. flexor digitorum profundus
  • M. flexor digitorum superficialis
31
Q

6

A

A. mediana

  • Forms superficial palmar arch
32
Q
A

M. flexor carpi radialis

Origin: Epicondylus medialis of humerus

Insertion: Mc. II-III

Action: Flex carpus

Innervation: N. medianus

Blood supply: A. profunda antebrachii

33
Q
A

M. flexor digitorum superficialis

Origin: Epicondylus medialis of humerus

Insertion: Middle phalanx, digits II-V

Action: Flex carpus and joints of digits II-V

Innervation: N. ulnaris et medianus

Blood supply: A. profunda antebrachii

34
Q
A

M. flexor digitorum profundus

Origin: Various

Insertion: Distal phalanx of digits I-V

Action: Flex Carpus and Joints of Digits I-V

35
Q

7

A

A. brachialis

36
Q

8

  • Name
  • Innervation
A

N. medianus

  • Digital flexors
37
Q

9

A

N. ulnaris et cutaneus antebrachii caudalis