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NMSK 1 > FORELIMB > Flashcards

FORELIMB Flashcards

1
Q

What muscles are responsible for extension of the shoulder

A

Supraspinatus

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2
Q

Origin and insertion of the supaspinatus

A 
Origin= supraspinatus fossa 
Insertion= greater tubercle of the humerus
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3
Q

Which nerve innervates the supraspinatus muscle

A

Suprascapular nerve

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4
Q

What muscles flex the shoulder

A

Deltoids

Teres major

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5
Q

Origin and insertion of the deltoids

A 
Origin = scapula spine and acromion 
Insertion = deltoid tuberosity of humerus
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6
Q

What nerve innervates the deltoid muscles

A

Auxiliary nerve

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7
Q

Origin and insertion of the teres major

A

Origin= caudal border of the scapular

Insertion=teres major tuberosity of the humerus

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8
Q

What nerve innervates the teres major

A

Auxiliary nerve

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9
Q

What muscles extend the elbow

A

Brachial triceps

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10
Q

Describe the origin and insertion of the brachial triceps

A 
Origin = humerus 
Insertion= olecranon
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11
Q

Which nerve innervates the brachial triceps

A

Radial nerve

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12
Q

What muscle flex the elbow

A

Brachial biceps

Brachialis

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13
Q

Origin and insertion of the brachial biceps

A

Origin =supraglenoid tubercle of scapular

Insertion= medial tuberosity of radius

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14
Q

Which nerve innervates the brachial biceps muscle

A

Musculocutaneous nerve

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15
Q

Origin and insertion of the brachialis muscle

A 
Origin= humerus
Insertion= Coronoid process of the ulnar
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16
Q

What nerve innervates the brachialis muscle

A

Musculocutaneous nerve

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17
Q

What muscles extend the carpus/digits

A
  • lateral digital extensor
  • common digital extensor
  • radial carpal extensor
  • ulnar carpal extensor
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18
Q

Origin and insertion of the lateral digital extensor

A 
Origin = lateral epicondyle of humerus 
Insertion= proximal phalanx of digits 4 and 5
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19
Q

Origin and insertion of the common digital extensor

A 
Origin= lateral epicondyle of the humerus
Insertion= distal phalanx of each digit
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20
Q

Origin and insertion of the radial carpal extensor

A 
Origin= lateral epicondyle of humerus 
Insertion= metacarpal 3 bone
21
Q

Origin and insertion of ulnar carpal extensor

A 
Origin= lateral condyle of humerus 
insertion= accessory carpal bone and metacarpal bone 5
22
Q

What muscles flex the carpus and digits

A
  • radial carpal flexor
  • ulnar carpal flexor
  • superficial digital flexor
23
Q

Origin and insertion of radial carpal flexor muscle

A 
Origin = medial epicondyle of humerus 
Insertion = metacarpal bones 2 and 3
24
Q

Origin and insertion of ulnar carpal flexor muscle

A 
Origin= medial epicondyle of the humerus 
Insertion= accessory carpal bone
25
Q

Origin and insertion of the superficial digital flexor muscle

A 
Origin= medial epicondyle of olecranon 
Insertion= middle phalanx of each digit
26
Q

What nerve innervates the radial carpal flexor

A

Median nerve

27
Q

Why nerve innervates the ulnar carpal flexor muscle

A

Radial nerve

28
Q

What nerve innervates the superficial digital flexor muscle

A

Median nerve

29
Q

Which muscle pronate the forelimb

A

Pronator teres

30
Q

Origin and insertion of the pronator teres

A 
Origin= medal epicondyle of the humerus 
Insertion= dorsal surface and medial border of radius
31
Q

What nerve innervates the pronator teres

A

Median and ulnar nerves

32
Q

What is pronation

A

Medial rotation of the limb

33
Q

Which muscles supinate the forelimb

A

Supinator

34
Q

Origin and insertion of the supinator

A 
Origin= lateral epicondyle of the humerus 
Insertion= upper medial radius
35
Q

What nerve innervates the supinator

A

Radial nerve

36
Q

What is supination

A

Medial rotation of the limb

37
Q

Describe the shoulder joint

A

Scapular and humerus
Ball and socket joint
Protraction, retraction, flexion and extension

38
Q

Describe the elbow joint

A

Humerus radius and ulnar
Hinge joint
Flexion and extension

39
Q

Describe the carpus joint

A

2 rows of carpal bones
Hinge joint
Flexion and extension

40
Q

Describe the metacarophalangeal joint

A

Condyle of metacarpus and proximal phalanges
Hinge joint
Flexion and hyperextension

41
Q

Describe the proximal interphalangeal joint

A

Proximal and middle phalanges
saddle
Flexion and extension

42
Q

Describe the distal interphalangeal joint

A

Middle and distal phalanges
Saddle joint
Flexion and extension

43
Q

Describe the formation and location of the brachial plexus

A

Formed by the ventral rami of spinal nerves C6-T1

Found sat the axilla , space between the limb and the trunk

44
Q

List the order at which the nerves of the forelimb leave the brachial plexus

A
  • suprascapular
  • subscapular
  • musculocutaneous
  • axillary
  • radial
  • median
  • ulnar
45
Q

Describe the major arteries of the forelimb

A 
Auxiliary 
Subscapular
Brachial 
Medial 
Radial 
Ulnar 
The veins and arteries run alongside the corresponding nerves
46
Q

Where can a pulse be felt in the forelimb

A
  • brachial

- radial

47
Q

Which vein do you use in forelimb for iv

A

Cephalic

48
Q

Which muscles are involved in the thoracic sling

A
  • rhomboideus
  • serratus ventralis
  • pectoralis

NMSK 1 (36 decks)

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