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GA 1 > Muscles of the Forelimb OI, artery supply > Flashcards

Muscles of the Forelimb OI, artery supply Flashcards

OI,Action (85 cards)

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1
Q

Subscapularis

A

O: subscapular fossa ( medial side scapula)
I: lesser tubercle humerous
Action: adduct
Extend.l
Stabilize shoulder

Artery: subscapular a ( axillary)

nerve: axillary n + subscapular n

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2
Q

Coracobrachialis

A

O: coracoid process ( scapula )
I:crest less tubercle

Action:
Exten shoulder
Adduct

Artery

Nerve
Musculocutaeous n

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3
Q

Deep Pectoral

A

O:
ventral sternebrae
Deep abdonimal fascia from xiphoid process

I:
Lesser tubercle humerous ( medial)
Aponeurosis to crest of greater tubercle

Action:
Digging –
Draw limb caudally
Flex shoulder

WB: extend shoulder joint

Artery: Lateral thoracic a (axillary)

nerve: caudal thoracic

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4
Q

Superficial pectoral

A

O: First 1-2 Sternebrae
I:Crest greater tubercle humerus ( lateral)

Action:
adduct
WB: prevent abducting

Artery: External thoracic

Nerve: cranial thoracic

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5
Q

Brachiocepahlicus
- Cleidobrachialis

A

O: clavicular tendon
I: distal cranial border humerus

Action:
Advance limb
Draw neck laterally
WB: Extend shoulder joint
Artery:

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6
Q

Brachiocephalicus-
Cleidocephalicus pars mastoid

A

O: clavicular tendon
I: Mastoid bone

Action:
Advance limb
Draw neck laterally
WB: Extend shoulder joint

Artery:

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7
Q

Brachiocephalicus
cleidobrachialis pars clavicular

A

O: clavicular tendon

I: cranial half mid dorsal raphe

Action: Same as brachiocepahlicus

Artery:

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8
Q

Sternocephalicus
- mastoid part
- occipital part

A

O: 1 st sternebrae

I:
Mastroid part temporal bone
Nuchal crest occipital bone

Action:
draw neck side

Artery:

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9
Q

Sternohyoideus

A

O: 1st sternebrae

I:basihyoid bone

Action:
draw tongue and larynx caudally

Artery:

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10
Q

Sternothyroideus

A

O: 1st coastal cartilage

I: caudolateral surface thyroid cartilage

Action:
draw tongue and larynx caudally

Artery:

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11
Q

Omnotransversarius

A

Attachement: wing of atlas —-distal spine of scapula

Action:
Advance limb
Draw neck laterally
( same are brachiocephalicus , makes sense since omno is under brachio)

Artery:

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12
Q

what special structure is found under omnotransversarius?

A

superficial cervical lymph node

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13
Q

Trapezius
cervical part
thoracic part

A

O: Supraspinatous ligament c3 to T9

median raphe neck

I: Spine Scapula

Action:
-WB: extend shoulder
-Abduction

Artery:

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14
Q

Rhomboideus
capitis
cervicis
thoracis

A

O:
Nuchal crest occipal bone
Median raphe neck
Spinous processes T1 - T7

I: Dorsal border scapula

Action:
- WB: Extend shoulder
-draw scapula to truck ( stabilise)

Artery:

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15
Q

Latissimus Dorsi

A

O:
Spinous processes last 7-8 thoracic vertebrae + lumbar vertebrae

I: Teres major tuberosity ( medial humerous)

Makes sense lstissmus is next to trees major

Action:
- draw limb caudally
- flex shoulder

Artery:
- thoracodorsal a. ( branch from subscapular — Axillary)

-lateral thoracic (axillar)

Nerve
-Thoracodorsal n

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16
Q

Serratus Ventralis

A

O:
Transverse processes last cervical vertebrae
Ribs 1-7

I:Serrated face Scapula ( medial)

Action:
- depress scapula
- Support trunk sling muscle, transfers weight head and trunk to forelimb)

Artery:

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17
Q

Infraspinatous

A

O: Infraspinatous fossa scapula

I: Small area lateral side humerous near teres minor tuberosity

Action:
Extend shoulder
Flex shoulder
abduct shoulder
Lateral Stabilisation
Prevent medial rotation

Artery:

nerve: suprascapular n

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17
Q

Teres Minor

A

O: infraglenois tubercle

I: Tere minor tuberosity ( huerous lateral side)

Teres minor right next to infraspinatous. Inflaglenoid tubercle is right under infraspinatous fossa***

Action:
Flex shoulder
Prevent medial rotation
Rotate shoulder laterally

Artery:

Nerve:
-axillary n

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17
Q

Deltoid
Acromial part
Spinal spinal

A

O:
Acromial process Scapula
Spine Scapula

I: Deltoid tuberosity ( Lateral humerous)

Action:
Flex shoulder

Artery:

nerve:
axillary n

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18
Q

Supraspinatous

A

O: Supraspinous fossa (scapula)

I: Greater tubercle humerous ( lateral side)

**makes sense since infraspinatous is close to supraspinatous attaches on lateral surface near tere minor tubersity which is on lateral side and the greater tubercle is lateral) + trees minor next to there and attaches trees minor tubeosit lat numerous greater tubercle

Action:
Extend shoulder
Stabilise shoulder joint

Artery:

Nerve
Suprascapular n

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18
Q

Subscapularis

A

O: Subscapular fossa ( medial scapula)

I:Lesser tubercle humerous

** makes sense since on medial side and lesser tubercle is on medial side**

Action:
Adduct
Extend
Medically stabilise shoulder

Artery:
Subscapular a

Nerve
Subscapular n.
axillary n

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19
Q

Teres Major

A

O: Caudal border scapular
Caudal surface subscapularius ( medial scapula)

I: Teres major tuberosity ( medial humerous)

Action:
Flex
prevent lateral rotation
Rotate shoulder medially

Artery:
Subscapular a.
Thoracodorsal a.

nerve: axillary n

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20
Q

Tensor fascia antibrachii

A

O: Fascia lateral side latissimus dorsi

I:Olecranon

Action:
Extend elbow

Artery:

Nerve: Radial n

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21
Q

Triceps Brachii Long head

A

O:Caudal border scapula

I: Olecranon

Action:
- Extend elbow
-Flex shoulder

Artery:
Deep Brachial ( bachial a.)

Nerve
Radial n.

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22
Triceps Brachii Lateral head
O:Triciptial line (humerus lateral) ** makes sense since lateral head on lateral side brachium and triciptial line is lateral side humerous) I: Olecranon Action: - extend elbow Artery: Deep brachial ( Brachial a.) Nerve Racial n
23
Triceps Brachii accessory head
O: Neck humerous *can be see on lateral and medial side therefore makes sense it is in a general region of numerous that cam be viewed from both side* I: Olecranon Action: -extend elbow Artery: Deep brachial ( brachial a) Nerve Radial n
24
Triceps Brachii Medical head
O: Crest lesser tubercle ** makes sense right below coracoidbrwcial hat inserts on crest lesser tubercle*** I: Olecranon Action: - extend elbow Artery: - deep brachial ( brachial a) -collateral ulnar a ( brachial a) Radial nerve
24
Anconeus
O: Medial epicondyl Lateral epicondyl Lateral supracondylar crest epicondyle humerus I: Olecranon Action: extend shoulder Artery: nerve: Radial n
25
What is the transverse humoral retinaculum?
Holds down tendon biceps brachii retinatlum that goes over intertubercle groove
26
Biceps Brachii
O: Supraglenoid tubercle I: Ulna and radial tuberosities Action: -flex elbow -extend should Artery: Biciptial a ( brahial a) Cranial circumflex Humeral a ( Axillary a) Nerve Musculocutaneous n
27
Brachialis
O: Biceps groove I: ulna and radial tuberosities Action: -flex elbow Artery: Nerve Musculocutaneous n
28
Extensor Carpi Radialis
O: lateral supracondrylar crest I: tuberosities dorsal surface metacarpals 2 and 3 Action: - extend the carpal joint Artery common interosseous ( brachial a) nerve: radial n
29
Common digital extensor
O: lateral epicondyle I: extensor processes distal phalages 2, 3,4,5 Action: -extend carpus - extend phalanges Artery: common interosseous ( brachial a) nerve: radial n
30
Lateral digital extensor
O: lateral epicondyle I: extensor processes distal phalanges of digits 3,4,5 Action - extend carpal joint -extend digits 3,4,5 Artery Common interosseous nerve: Radial N
31
Ulnaris lateralis
O: lateral epicondyle I: accessory bone pollex Action: -flex carpal joint - abduct manus Artery: common interosseous Nerve : Radial N
32
Supinator
O:lateral epicondyle I: cranial 1/4 proxmial radius Action -supinate Artery
33
Abductor digit 1 longus
O: lateral/ cranial border ulna I: pollex Action -extend carpal joints -abduct pollex Artery Common interosseous? Nerve Radial nerve?
34
Pronator teres
O:Medical epicondyle humerus I: medial border radius Action - pronation Artery Nerve Median n
35
Flexor Carpi Radialis
O: Medial epicondyle humerus medial border radius I:palmar base metacarpals 2 and 3 Action - flex carpal joint Artery Deep antibrachial a ( median a) Nerve Median
36
Superficial Digital flexor
O:Medial epicondyle I: palmar surface middles phalanges digits 2,3,4,5 Action - flex carpal joint -flex metacapals -flex interphalangeal joints 2,3,4,5 Artery Deep antebrachial ( median a) Nerve Median
37
Deep Digital flexor
O: ulnar head radial head humeral head medial epicondyle I: flexor tubercle palmar surface of distal phalanx digits 1,2,3,4,5 Action - flex carpal and metacarpophalangeal joint -flex proximal and and distal interphalangeal joints Artery Deep antebrachial ( median a) Nerve Median Ulnar
38
Flexor Carpi Ulnaris Radial head Ulnar Head
O: Ulna head medical epicondyle Caudal border medical surface olecranon I: accessory bone Action - flex carpus Artery Deep antebrachial ( median a) Nerve Ulnar
39
Pronator Quadratus
between ulna and radius Action -pronate paw Artery - Common interosseous a ( brachial) Nerve Median n
40
what is flexor manica?
whole in superficial digital flexor tendon to allow deeep digital flex tendon to pass and reach phalange 1
41
what is the carpal canal borders?
42
What nerves supply paw?
Palmar -median, ulnar Dorsal -radial
43
What muscles does External thoracic a. feed?
external thoracic (Axillary ) superficial pectorals
44
What muscles does Lateral thoracic a. feed?
from axillary deep pectoral latissimus dorsi cutaneous trunci
45
what artery suppies the glenhumoral joint?
caudal circulflex humoral a. ( axillary) cranial circumflex humoral
46
What muscles does Cranial circulflex a. feed?
Briceps brachii
47
What muscles does deep brachial a. feed
triceps - long head -medial heead -accessory head -lateral head
48
What muscles does Bicipital a. feed
Brachial Biceps brachii
49
Supply to the biceps brachii comes from what major branches? Axillare? brachial? medial?
Axillary branch ( via cranial circulflex humoral) Brachial branch ( via biciptial)
50
What muscles does collateral ulnar. feed
Brachial a caudal elbow medial head triceps
51
What muscles does transverse cubital a. feed
Brachial a the cranial elbow
52
What muscles does Common interosseous. feed?
brachial a pronator quadatrus extensors
53
What muscles does median a. feed
palmar manus
54
What muscles does radial a. feed
dorsal manus alittle bit of the palmar
55
brachial plexus is from ?
C6 -T2
56
how is blood supply to manus?
dorsal: radial ( median a) palmar: median + radial
57
what does cranial thoracic n innervate?
superficial pectoral runs with: external thoracix artery
58
what does caudal thoracic n innervate?
deep pectorals runs with : lateral thoracid artery
59
what is near axillary lymph node?
-lateral thoraci artery -lateral thoracic n
60
what does lateral thoracic n innervate?
cutaneous trunci
61
what motor action does lateral thoracic nerve do?
Puniculus
62
what does thoracodrosal n innervate?
latissiums dorsi can be found with thoracodoral a
63
what does Suprascapular n innervate? what is its landmark?
infraspinatous supraspinatous landmark? squeeze medial side between subscapularis and medial part of suprascapular
64
what does Subscapular n innervate?
Subscapularis
65
what does musculocutaneous innervate?
Motor (efferent) -biceps brachii -brachialis -coracoidbrachials " flexors of elbow" Sensory (afferent) -medial antibrachium ( medial cutaneous antibrachium n )
66
what does axillary n innervate?
" flexors of shoulder" motor efferent -deltoids -teres major -teres minor -subscapularis sensory afferent -caudal lateral brachium
67
what does Radial n innervate?
extenosors Motor effert Proximal medial branch - triceps -anconeus -tensor fascia antibrachrium distal ( see lateral side) -extensor carpi radial -common digital extensor -lateral digitial extensor -ulnaris lateralis AFFERENT SENSORY - laterla antibrachium -dorsal manus
68
radial nerve is found where? it travels with what?
between lateral and long head triceps travels with deep brachial a ( brachial a)
69
What nerves are responsible for sesnsory to paw?
Dorsal: radial n palmar: median, ulnar
70
what does Median n innervate?
Motor efferent -pronator quadratus -pronator teres -flor carpi radials -DDF -SDF Sensory -palmar paw
71
what does ulnar n innervate?
motor efferent -flexor carpi ulnaris -deep digital flexor sensory afferent -palmar p
72
what is the autonomous zone for ulnar nerve?
5th digit palmar paw
73
what is the autonomous zone for radial nerve?
pollex ( digit 1) palmar paw
74
what is autonomous zone for musculocutaneous?
medial antobrachium
75
what would happen if damage to ulnar + medial n?
hyperextension ( flexor wont work) loss sensation palmar paw - 5th digit if ulnar nerve alone
76
what would happen if damage to musculcutaneous n?
no flexion loss sensation to medial antibrachium
77
what would happen if damage to axillary n?
dropped shoulder, no shoulder flexion no sesions to lateral brachium
78
The distal annual ligament hold what?
The tendon of deep digital flexor -over thr distal interphalangeal joints (dog) - over the distal interphalgeal Joint (coffin joint)
79
The proximal digital annual ligament hold want?
Tendon of superficial digital flexor and deep digital flexor over -proximal interphalangel Joint dogs -interphalengel Joint (pastern joint) horse
80
The proximal digital annual ligament hold want?
Tendon of superficial digital flexor and deep digital flexor over -proximal interphalangel Joint dogs -interphalengel Joint (pastern joint) horse
81
Flexor retinaculum is called what in the horse? Located where?
Palmar flexor retinaculum -carpus -dorsal border carpal carnal

GA 1 (1 decks)

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