forelimb muscles. extrinsic muscles intrinsic muscles
TRANSCRIPT
Forelimb Forelimb MusclesMuscles
Extrinsic MusclesIntrinsic Muscles
.1 Serratus Ventralis Cervicis.2Brachiocephalicus.3Omotransversarius
.1Serratus Ventralis Thorasis
.2Latissimus Dorsi
.3Pectoralis Assendence
.1Pectoralis Superficialis
.APectoralis Dessendence
.BPectoralis Transverse
.2Pectoralis Profundus
.APectoralis Assendence
.BSubclavius
.1Trapezius
.2Rhomboideus
.1Infraspinous
.2Teres Major
.3Teres Minor
.4Subscapularis
.5Coracobrachialis
.6Deltoideus
.1Supraspinous
.1Biceps Brachii
.2Brachialis
.1Triceps Brachii
.2Anconeus
.3Tensor Fascia Antebrachii
.1Extensor Carpiradialis
.2Extensor Carpiulnaris
.3Extensor Carpiobliqus
.4Extensor Digitorum Commonis
.5Extensor Digitorum Lateralis
.1Flexor Carpiradialis
.2Flexor Carpiulnaris
.3Pronator Teres
.4Supinator Teres
.5Flexor Digitorum Superficialis
.6Flexor Digitorum Profundus
No.
Name Origin Insertion
1 Trapezius .aCervical Part.bThoracic Part
Nucal Lig. Spine of Scapula
Nerve: Accessory Nerve
Blood:
Action: Fix the shoulder/ Abducts and draws limb forward
Muscles of the Shoulder GirdleDorsal Division1st Layer
TRAPEZIUS (Cervical Part)
No.
Name Origin Insertion
1 Rhomboideus
.aThoracis Part.bCervicis Part.cCapital Part
(car. only)
Nucal Lig. Medial Surface of Scapular Cartilage
NerveNerve: Dorsal & Ventral Branches of Cervical and Thoracic Nerve
Blood:
Action: Draws Limb Forward and Fixes Scapula against the trunk / Elevate Limb and Neck
Muscles of the Shoulder GirdleDorsal Division/ 2nd Layer
Rhomboideus
Horse
Dog
Rhomboideus Capitis
No.
Name Origin Insertion
2 Latissimus dorsi
Thoracolumbar Fascia
Teres Major Tuberosity of
HumerusNerveNerve: Thoracodorsal Nerve
Blood:
Action: Draws Limb Backward/ Antagonist to the Brachiocephalic Muscle
Muscles of the Shoulder GirdleDorsal Division2nd Layer
Latissimus dorsi
No.
Name Origin Insertion
1 Brachiocephalicus
a. Cleidobrachialis
b. Cleidocephalicus
Mastoid Process &
Nuchal Crest
Deltoid Tuberosity
&Crest of Humerus
NerveNerve: Accessory & Axillary Nerve
Blood:
Action: Protract the forelimb & Flex the neck lateraly
Muscles of the Shoulder GirdleVentral Division
Horse Cleidobrachialis
Cleidocephalicus: 1 .
Cleidomastoideus
Ruminant
Cleidobrachialis
Cleidocephalicus: 1 .
Cleidomastoideus 2 .
Cleidooccipitalis
Carnivorus
Cleidobrachialis
Cleidocephalicus: 1 .
Cleidomastoideus 2 .Cleidocervicalis
Cleidomastoideus
Cleidobrachialis (Omotransvers
arius)
Horse
Cleidobrachialis
Clavicular Intersection
Cleido occipitalisCleidomastoid
us
Bovine
Cleidocervicalis
CleidobrachialisDog
No.
Name Origin Insertion
2 Cerratus ventralis
.aCervical Part
.bThoracic Part
.aCervical Vertebrae
.bThoracic vertebrae
Scapula
NerveNerve: Long Thoracic
Blood:
Action: Fix the body between forelimbs & elevate the thorax
Muscles of the Shoulder GirdleVentral Division
Cerratus
Ventralis
thoracis
Cerratus Ventralis Cervicis
Adductor Muscles of the Forelimb
Pectoral Group Muscles:
1.Pectoralis Superficialis:a.Pectoralis Desendenceb.Pectoralis Transverse
2.Pectoralis Profundus: a. Pectoralis Ascendence b. Subclavius
No.
Name Origin Insertion
1 Pectoralis Dessendence
Cartilage of the Sternum
Deltoid Tuberosity& Crest of Humerus
NerveNerve: Pectoral Nerve
Blood:
Action: adduct the thoracic Limb & extend the Shoulder
Adductor Muscles of the Forelimb
Pectoralis Superficialis
Pectoralis Desendence
No.
Name Origin Insertion
2 Pectoralis Trnsvervse
Sternum Cranial surface of humerus
NerveNerve: Pectoral Nerve
Blood:
Action: adduct the thoracic Limb & extend the shoulder
Adductor Muscles of the Forlimb
Pectoralis Superficialis
Pectoralis Transverse
No.
Name Origin Insertion
1 Pectoralis Ascendence
Xiphoid Cartilage
&Ventral Aspect
of Humerus
Greater & Lesser Tubercle
of Humerus& Coracobrachiali
s tendonNerveNerve: cranial & caudal Pectoral Nerve+ Intercostal + Musculocotaneus Nerve
Blood: Internal & External Thoracic + Superficial Cervical+ Cranial Circumflex Humeral+ Brachial+ Ventral intercostal artery
Action: adduct & Retract the thoracic Limb
Adductor Muscles of the Ftorelimb
Pectoralis Profundus
Pectoralis Ascendence
No.
Name Origin Insertion
1 Deltoideus.aScapular Part.bAcromial Part
( Rum., Car).
Spine of Scapula
Deltoid Tuberosity
NerveNerve: Axillary Nerve
Blood: Subscapular Artery
Action: Flex the shoulder joint & Abduct the Arm
Muscles of the ShoulderLateral Group:
Deltoideus
No.
Name Origin Insertion
2 Supraspinus Supraspinuss Fossa of scapula
Greater & Lesser Tubercle
of HumerusNerveNerve: Suprascapular Nerve
Blood: Suprascapular a., Caudal Circumflex Humeral a., Circumflex scapular Artery
Action: Extend the shoulder joint
Muscles of the ShoulderLateral Group:
Supraspinatus
No.
Name Origin Insertion
3 Inrfraspinous
Infraspinous Fossa
Greater Tubercle of Humerus
NerveNerve: Suprscapular Nerve
Blood: Subscapular Artery
Action: Abduct the arm & lateral rotation
Muscles of the ShoulderLateral Group:
Infraspinatus
No.
Name Origin Insertion
4 Teres Minor Caudal Border of Scapula
Deltoid Tuberosity
NerveNerve: Axillary Nerve
Blood: Subscapular Artery & audal Circomflex artery
Action: Flex the shoulder joint & Abduct the Arm
Muscles of the ShoulderLateral Group:
Teres Minor
No.
Name Origin Insertion
1 Subscapularis
Scapular Fossa Lesser Tubercle of Humerus
NerveNerve: Axillary Nerve , Subscapular & cranial Pectoral Nerve
Blood: Subscapular Artery, Suprascapular & cranial Circumflumerusex Humeral Artery
Action: Adduct the Humerus
Muscles of the ShoulderMedial Group:
Subscapularis
No.
Name Origin Insertion
2 Teres Major Caudal Angel & Border of Scapula
Teres Major Tuberosity
NerveNerve: Axillary Nerve
Blood: Subscapular Artry, Brachial, Cranial Circumflex Humeral Artery
Action: Flex the shoulder joint & Adduct the Arm
Muscles of the ShoulderMedial Group:
Teres Major
No.
Name Origin Insertion
3 Coracobrachialis
Coracoid Process of Scapula
Teres Major Tuberosity of
Humerus
NerveNerve: Musculocutaneous Nerve
Blood: Brachial, Cranial Circumflex Humeral Artery
Action: Flex the shoulder joint & Adduct the Arm
Muscles of the ShoulderMedial Group:
Coracobrachialis
No.
Name Origin Insertion
4Articular Humeri Scapula Head & Body Of
HumerusNerveNerve: Axillary Nerve
Blood: Caudal Circumflex Humeral Artery
Action: Protect the Shoulder Joint
Muscles of the ShoulderMedial Group:
No.
Name Origin Insertion
1 Biceps Brachii
Supraglenoid Tubercle
Radial Tuberosity &
Medial collateral
Ligament of Elbow
NerveNerve: Musculocutaneous Nerve
Blood: Brachial & Transverse Cubital Artery
Action: Flex the elbow + Fix the shoulder & Elbow+ Assist the extensor carpiradialis
Muscles of the Arm
Biceps Brachii
No.
Name Origin Insertion
2 Brachialis Brachial Groove of Humerus
Radial Tuberosity
NerveNerve: Musculocutaneous Nerve
Blood: Brachial Artery
Action: Flex the elbow Joint
Muscles of the Arm
Brachialis
No.
Name Origin Insertion
3 Tensor Fascia Antebrachii
Caudal Border of Scapula
Oleocranon &
Deep fascia of the forarm
NerveNerve: Radial Nerve
Blood: scapular + Collateral Ulnar + Deep Brachial + Thoracodorsal
Action: Extensor of the elbow
Muscles of the Arm
Tensor Fascia Antebrachi
Muscles of the Arm
4. Triceps Brachiia.Long Headb.Lateral Headc.Medial Head
No.
Name Origin Insertion
4/1
Long Head Caudal Border of Scapula
Oleocranon Tuberosity
NerveNerve: Radial Nerve
Blood: Subscapular & deep Brachial Artery
Action: Flex the shoulder joint & Extend the elbow
Muscles of the Arm
Triceps Muscle:
Long Head of Triceps
No.
Name Origin Insertion
4/2
Lateral Head
Deltoid Tuberosity
Oleocranon Tuberosity
NerveNerve: Radial Nerve
Blood: Subscapular & deep Brachial Artery
Action: Flex the shoulder joint & Extend the elbow
Muscles of the Arm
Triceps Muscle:
Lateral Head of Triceps
No.
Name Origin Insertion
4/3
Medial Head Medial of Humerus
&Ters Major Tuberosity
Oleocranon Tuberosity
NerveNerve: Radial Nerve
Blood: Deep Brachial Artery & Collateral Ulnar
Action: Extend the elbow
Muscles of the Arm
Triceps Muscle:
Medial Head of Triceps
No.
Name Origin Insertion
5 Anconeus Oleocranon Fossa of Humrus
Oleocranon
NerveNerve: Radial Nerve
Blood: Deep Brachial Artery
Action: Extend the elbow
Muscles of the Arm
Anconeous
What is the name of this
muscle?
Acromial Part of deltoid
What is the name of this
muscle?
Cleidocervicalis
Dog
What is the name of this
muscle?
Cervical Part of Trapezius
No.
Name Origin Insertion
11 Extensor Extensor Carpi Carpi
radialisradialis
Lateral Epicondyle of Humerus
Metacarpal Tuberosity
NerveNerve: Radial Nerve
BloodBlood:Transverse Cubital Artery
Action: Action: Flex the Elbow, Extend & Fix the carp
Extensor Carpiradialis
No.
Name Origin Insertion
22 Extensor Extensor Digitorum Digitorum CommonisCommonis
.a.aMed. BellyMed. Belly.b.bLat. BellyLat. Belly
In Car.: 5 TendonIn Car.: 5 TendonIn Rum.: 2 TendonIn Rum.: 2 TendonIn Eq.: 1 TendonIn Eq.: 1 Tendon
Lateral Epicondyle of Humerus
Extensor Process of distal phalanx
NerveNerve: Radial Nerve
BloodBlood: Radial + Cranial interoseus + Transverse Cubital Artery
Action: Action: Flex the Elbow, Extend the carpus & digits
Extensor digitorum Commonis
No.
Name Origin Insertion
33 Extensor Extensor Digitorum Digitorum LateralisLateralis
Lateral Epicondyle of Humerus
1st digit
NerveNerve: Radial Nerve
BloodBlood: Cranial interoseus + Transverse Cubital Artery
Action: Action: Extend the digits & carpus
Extensor digitorum Lateraris
No.
Name Origin Insertion
44 Extensor Extensor Carpi Carpi
ObliqusObliqus
Lateral of Radius Head of 2nd Metacarp
NerveNerve: Radial Nerve
BloodBlood:Transverse Cubital & Cranial interosseus Artery
Action: Action: Extend the carpus
No.
Name Origin Insertion
11 Flexor Carpi Flexor Carpi RadialisRadialis
Medial Epicondyle of Humerus
Proximal on 3rd Metacarpal Bone
NerveNerve: Median Nerve
BloodBlood: Median & Brachial Artery
Action: Action: Extend the Elbow, Flex the carp
Flexor Carpi Radialis
No.
Name Origin Insertion
22 Flexor Carpi Flexor Carpi UlnarisUlnaris
.a.aUlnar HeadUlnar Head.b.bHumeral HeadHumeral Head
a.Oleocranon b. Medial Epicondyle of Humerus
Accessory Carpal Bone
NerveNerve: Ulnar Nerve
BloodBlood:
Action: Action: Extend the Elbow, Flex the carp
Flexor Carpi Ulnaris(Humeral Head)
Flexor Carpi Ulnaris(Ulnar Head)
No.
Name Origin Insertion
33 Ulnaris Ulnaris Lateralis Lateralis (Extensor (Extensor
Carpi Carpi Ulnaris)Ulnaris)
Lateral Epicondyle of Humerus
Accessory Carpal Bone
NerveNerve: Radial Nerve
BloodBlood:Caudal interosseus, Collateral Ulnar, Median & Brachial Artery
Action: Action: Extensor of the Elbow, Flex the carp
Extensor Carpi Ulnaris (Ulnaris
Lateralis)
No.
Name Origin Insertion
4 Flexor Digitorum Superficialisa. Superficial Partb. Deep Part
Medial Epicondyle of
Humrus
Palamr Surface of Middle
Phalax
NerveNerve: Ulnar Nerve
Blood: Median, Caudal Interosseus, Brachial Artery
Action: Flex the Digits & Carpus, Extend The Elbow
Flexor Muscles of the Forearm & Manus
Superficial part of Flexor digitorum superficialis
Deep part of Flexor digitorum superficialis
No.
Name Origin Insertion
5 Flexor Digitorum Profundus
.aRadial Head.bHumeral Head
.cUlnar Head
.aRadius.bMed.
epicondyle of Humerus
.culna
Flexor Tubercle of distal Phalanx
NerveNerve: Ulnar , Median Nerve
Blood: Median, Collateral ulnar, Brachial Artery
Action: Flex the Digits & Carpus, Extend The Elbow
Flexor Muscles of the Forearm & Manus
Tendon of flexor digitorum profundus
No.
Name Origin Insertion
6 Lumbricales Arround the tendon of Flexor
digitorum profundus
Fibrous tissue
NerveNerve: Median , Ulnar Nerve
Blood: Palmar Metacarpal a.
Action: نامحسوس
Flexor Muscles of the Forearm & Manus
No.
Name Origin Insertion
7 Interossei Metacarpal bone
Fetlock Fascia
Action: نامحسوس
Flexor Muscles of the Forearm & Manus
No.
Name Origin Insertion
8 Pronator Teres
Medial Epicondyle of Humerus
Medial Border of Humerus
Action: حرکت به داخل
Flexor Muscles of the Forearm & Manus
Pronator Teres
No.
Name Origin Insertion
9 Supinator Teres
Medial Epicondyle of Humerus
Lateral Border of Humerus
Action: حرکت به خارج
Flexor Muscles of the Forearm & Manus
No. Name Origin Insertion
10 Supinator Long
Lateral Epicondyle of Humerus
Antebrachial Fascia
Flexor Muscles of the Forearm & Manus
No. Name Origin Insertion
11 Supinator Short
Lateral Epicondyle of Humerus
Medial border of radius
Action: نامحسوس
Flexor Muscles of the Forearm & Manus