Canine & Feline Muscle Vocabulary

Front 1

3 Muscle Types

Back 1

1) Skeletal (Voluntary & Striated)
2) Cardiac (Involuntary & Striated)
3) Smooth (Involuntary & Smooth)

Front 2

Extension

Back 2

Increases angle between bones

Front 3

Flexion

Back 3

Decreases angle between bones

Front 4

Superficial Muscles of the Chest

Back 4

1) Pectoralis Descendens
2) Pectoralis Profundus
3) Pectoralis Transversus
Originates in Sternum, inserts in humerus.

Front 5

Superficial Muscles of the Neck

Back 5

1) Sternocephalicus
2) Brachiocephalicus
3) Jugular groove (not a muscle)

Front 6

Two Parts of the Brachiocephalicus

Back 6

1) Cleidocephalicus
2) Cleidobrachialis

Front 7

Muscles of the Shoulder and Thoracic Limb

Back 7

1) Trapezius
2) Latissimus dorsi
3) Deltoid
4) Brachialis
5) Triceps brachii
6) Biceps brachii
7) Flexors of carpus and digits (caudal)
8) Extensors of carpus and digits (cranial)

Front 8

Trapezius Muscle

Back 8

Over scapula, adducts scapula

Front 9

Deltoid

Back 9

Origin - spine of scapula
Insertion - humerus
Moves humerus

Front 10

Latissimus Dorsi

Back 10

Origin - thoracic vertebrae
Insertion - humerus
Moves trunk

Front 11

Muscles of the Thorax

Back 11

Intercostal muscles (in between ribs)

Front 12

Internal Intercostal Muscles

Back 12

depresses ribs during expiration (depresses thoracic cavity)

Front 13

External Intercostal Muscles

Back 13

lifts ribs during inspiration (expands thoracic cavity)

Front 14

Muscles of the Pelvic Limb

Back 14

1) Gluteals
2) Sartorius
3) Quadriceps femoris
4) Gracillias
5) Adductor
6) Pectineus
7) Biceps femoris
8) Semitendinosus
9) Semimembranosus
10) Gastrocnemius

Front 15

Pectineus

Back 15

adducts hind limb

Front 16

Graccillis

Back 16

Origin - os coxae
Insertion - tibia
Adduction of thigh

Front 17

Sartorius

Back 17

Extend stifle and flexes hip

Front 18

Semimembranosus

Back 18

Flex stifle and extend hip

Front 19

Semitendinosus

Back 19

Flex stifle and extend hip

Front 20

Gastrocnemius

Back 20

Extends tarsus and flexes digits

Front 21

Abdominal Muscles

Back 21

1) External abdominal oblique
2) Internal abdominal oblique
3) Transversus abdominis
4) Rectus abdominis

Front 22

Hypaxial Group

Back 22

Abdominal muscle group
Ventral to lumbar veterbrae

Front 23

Expaxial Group

Back 23

Muscles of the Vertebral Column
Dorsal to vertebrae

Front 24

Rectus Abdominis

Back 24

Origin - pubis
Insertion - Sternum
Flexes abdomen

Front 25

External Abdominal Oblique

Back 25

Origin - posterior rib
Insertion - ventral midline

Front 26

Transverse Abdominis

Back 26

Origin - Vertebral Column
Insertion - midline

Front 27

Muscles of the Vertebral Column

Back 27

1) Iliocastali
2) Longissimus
3) Transversospinali

Front 28

Longissimus

Back 28

Dorsal muscle bundles
Overlapping
Move neck, back, and head, laterally

Front 29

Iliocastalis

Back 29

Ventral muscle bundles
Overlapping
Move vertebral column laterally and aid in inspiration

Front 30

Transversospinalis

Back 30

Span only 1-2 vertebra
Medial

Front 31

Chest Cavity

Back 31

Thoracic Cavity

Front 32

Between diaphragm and pelvic cavity

Back 32

Abdominal Cavity

Front 33

Cavity between hip bones

Back 33

Pelvic Cavity

Front 34

Peritoneal

Back 34

cranial portion of pelvic cavity

Front 35

Retroperitoneal

Back 35

Caudal portion of pelvic cavity

Front 36

Aortic Hiatus

Back 36

Opening in dorsal part of the diaphragm for abdominal aorta

Front 37

Esophageal Hiatus

Back 37

Ventral to aortic hiatus
Opening for esophagus

Front 38

Caval Foramen

Back 38

Opening in center of diaphragm

Front 39

Pelvic Inlet

Back 39

Opening through which abdominal and pelvic cavities communicate.

Front 40

Abdominal opening of Uterine Tube

Back 40

Female, opening to outside of abdominal cavity

Front 41

Inguinal Canal

Back 41

Cleft in abdominal wall
For blood vessels, nerves and spermatic cord.

Front 42

Vascular Lacunae

Back 42

Opening from abdomen to pelvic limb

Front 43

Equine IM Injection Sites

Back 43

1) Lateral neck muscle
2) Semitendinosus/Semimembranosus Muscle
3) Pectoral Muscles

Front 44

Feline IM Injection Sites

Back 44

1) Semitendinosu/Semimembranosus
2) Lumbar muscles
3) Cranial thigh - quadriceps

Front 45

Bovine IM Injection Sites

Back 45

1) Lateral Neck Muscle
2) Semitendinosus/Semimembranosus Muscle
3) Pectoral Muscles

Front 46

Canine IM Injection Sites

Back 46

1) Semitendinosu/Semimembranosus
2) Lumbar muscles
3) Cranial thigh - quadriceps