Anatomy - Lab I - Muscle Groups

Front 1

Extrinsic Muscles of the Thoracic Limb (11)

Back 1

Superficial pectoral m.
Deep pectoral m.
Brachiocephalicus m.
Omotransversarius m.
Trapezius m.
Rhomboideus m.
Serratus ventralis m.
Latissimus dorsi m.

Front 2

Lateral intrinsic muscles of the thoracic limb (4)

Back 2

Deltoideus m.
Supraspinatus m.
Infraspinatus m.
Teres minor m.

Front 3

Predominant action of the Lateral intrinsic muscles of the thoracic limb

Back 3

Flex the humeral joint

Front 4

MEDIAL Intrinsic Muscles of the thoracic limb (3)

Back 4

Subscapularis m
Teres major m.
Coracobrachialis m.
.

Front 5

Predominant action of the MEDIAL Intrinsic Muscles of the thoracic limb

Back 5

Adduct limb at humeral joint (sans TM)

Act as medial collateral ligament of humeral joint (sans TM)

Front 6

CRANIAL Intrinsic Muscles of the Brachium (2)

Back 6

Biceps brachii m.
Brachialis m.

Front 7

Predominant action of the CRANIAL Intrinsic Muscles of the Brachium

Back 7

Flex cubital joint

Front 8

CAUDAL Intrinsic Muscles of the brachium (3)

Back 8

Long head of triceps brachii m.
Lateral head of triceps brachii m.
Medial head of triceps brachii m.
Accessory head of triceps brachii m.
Tensor fascia antebrachii m.
Anconeus m.

Front 9

Insertion of the CAUDAL Intrinsic Muscles of the brachium

Back 9

All insert on Tuber olecrani

Front 10

Predominant action of the CAUDAL Intrinsic Muscles of the Brachium

Back 10

All extend the cubital joint

Front 11

Predominant insertion of the CRANIAL Intrinsic Muscles of the Brachium

Back 11

Both insert on proximal and medial aspects of radius and ulna

Front 12

CRANIOLATERAL ANTEBRACHIAL MUSCLES (7)

Back 12

Extensor carpi radialis m.
Common digital extensor m.
Lateral digital extensor m.
Ulnaris lateralis m.
Abductor pollicis longus m.
Supinator m.
Brachioradialis m.

Front 13

Primary action of the CRANIOLATERAL ANTEBRACHIAL MUSCLES

Back 13

Extension of carpal joints (sans UL)

Supination of Manus

Front 14

CAOUDOMEDIAL ANTEBRACHIAL MUSCLES (6)

Back 14

Flexor carpi radialis m.
Flexor carpi ulnaris m.
Superficial digital flexor m.
Deep digital flexor m.
Pronator teres m.
Pronator quadratus m.

Front 15

Primary action of the CAOUDOMEDIAL ANTEBRACHIAL MUSCLES

Back 15

Flex the carpal joints

Pronation of Manus

Front 16

MUSCLES OF THE RUMP (5)

Back 16

Tensor fasciae latae m.
Superficial gluteal m.
Middle gluteal m.
Piriformis m.
Deep gluteal m.

Front 17

Primary action of the muscles of the rump

Back 17

Extend the coxal joint (sans TFL)

Front 18

CAUDAL MUSCLES OF THE THIGH (3)

Back 18

Biceps femoris m.
Semitendinosus m.
Semimembranosus m.

Front 19

Common origin of the CAUDAL MUSCLES OF THE THIGH

Back 19

Ischiatic tuberosity

Front 20

Primary action of the CAUDAL MUSCLES OF THE THIGH

Back 20

Extend coxal joints

Extend tarsal joints (sans SM)

Variable action on genual joint

Front 21

MEDIAL MUSCLES OF THE THIGH (4)

Back 21

Sartorius m.
Gracilis m.
Pectineus m.
Adductor m.

Front 22

Common action of the MEDIAL MUSCLES OF THE THIGH

Back 22

Adduct the limb (sans Sart)

Front 23

Cranial Muscles of the Thigh (2)

Back 23

Quadriceps femoris m.
*Rectus femoris m.
*Vastus lateralis m.
*Vastus intermedius m.
*Vastus medialis m.
Iliopsoas m.

Front 24

Primary action of Cranial Muscles of the Thigh

Back 24

Flex coxal joint

Front 25

Origin of the Cranial Muscles of the Thigh

Back 25

Illium

Front 26

CAUDAL MUSCLES OF THE HIP (4)

Back 26

External obturator m.
Internal obturator m.
Gemelli mm.
Quadratus femoris m.

Front 27

Common insertion of CAUDAL MUSCLES OF THE HIP

Back 27

Trochanteric fossa

Front 28

Common action of CAUDAL MUSCLES OF THE HIP

Back 28

Rotate limb laterally

Front 29

Cranial muscles of the thigh (2)

Back 29

Quadriceps femoris m.
Iliopsoas m.

Front 30

Common action of the Cranial muscles of the thigh

Back 30

Flex coxal joint

Front 31

Craniolateral muscles of the Crus (4)

Back 31

Cranial tibial m.
Long digital extensor m.
Peroneous longus m.
Lateral digital extensor m.

Front 32

Caudal muscles of the crus (4)

Back 32

Gastrocnemius m.
Deep digital flexor m.
Superficial digital flexor m.
Popliteus m.

Front 33

Common action of the caudal muscles of the crus

Back 33

Flex digital joints

Flex genual joint

Front 34

Common action of the Craniolateral muscles of the Crus

Back 34

Flex the tarsal joints