Muscles

Question 1

Caudofemoralis

Answer 1

Location: superficial; connected to tail; runs perpendicular to tail; separates tail from body
Origin: Caudal vertebrae
Insertion: Patella

Question 2

Gluteus medius

Answer 2

Location: above gluteus maximus
Origin: Ilium, sacral and caudal vertebrae
Insertion: Greater trochanter of the femur

Question 3

Gluteus Maximus

Answer 3

Location: superficial; located between the caudofemoralis and the gluteus medius
Origin: Sacral and caudal vertebrae
Insertion: greater trochanter of the femur

Question 4

Tensor fasciae latae

Answer 4

Location: superficial; runs alongside gluteus medius and gluteus maximus
Origin: ilium
Insertion: fascia of thigh

Question 5

Rectus femoris

Answer 5

Location: deep; above vastus medialis and below vastus lateralis; only quad muscle that doesn’t insert in the femur
Origin: Ilium
Insertion: patella

Question 6

Vastus lateralis

Answer 6

Location: deep; highest hind limb muscle; anterior to the femur
Origin: shaft of the femur and the greater trochanter
Insertion: patella

Question 7

Vastus intermedius

Answer 7

Location: deep to the rectus femoris
Origin: Shaft of the femur
Insertion: Patella

Question 8

Vastus medialis

Answer 8

Location: deep, caudal to the rectus femoris
Origin: shaft of the femur
Insertion: Patella

Question 9

Sartorius

Answer 9

Location: superficial muscle on the medial surface of the thigh; runs above the tensor faciae latae and gluteus medius; farthest away from midline
Origin: crest of the illium
Insertion: Fascia of the knee and proximal end of the tibia

Question 10

Gracillis

Answer 10

Location: inner thigh; large; superficial
Origin: pubic symphysis and ischium
Insertion: proximal end of the tibia

Question 11

Semitendonosus

Answer 11

Location: deep to the biceps femoris and caudal relative to the semimembranosus; runs down from tail; parallel to tail; perpendicular to caudafemoralis
Origin: ischial tuberosity
Insertion: patella and tibia

Question 12

Semimembranous

Answer 12

Location: deep to the biceps femoris; right under the biceps femoris
Origin: Ischial tuberosity
Insertion: medial epicondyle of the femur

Question 13

Biceps femoris

Answer 13

Location: largest muscle on the lateral surface of the thigh; covers the semimembranosus
Origin: Ischial tuberosity
Insertion: patella and tibia

Question 14

Abductor femoris

Answer 14

Location: above the abductor femoris; small; triangular
Origin: pubis and ischium
Insertion: shaft of the femur

Question 15

Abductor longus

Answer 15

Location: deep; below abductor femoris; larger than femoris
Origin: pubis
Insertion: proximal end of the femur

Question 16

Gastrocnemius

Answer 16

Location: muscle with two heads; upper calf; behind knee; superficial
Origin: lateral and medial epicondyles of the femur
Insertion: calcaneous

Question 17

Soleus

Answer 17

Location: lower calf; near ankle
Origin: proximal end of the fibula
Insertion: calcaneous

Question 18

Tibialis anterior

Answer 18

Location:located on the anterior surface of the tibia
Origin: proximal end of the tibia and fibula
Insertion: first metatarsals

Question 19

Triceps brachii

Answer 19

Location: three heads: lateral (outermost); medial ( undre lateral); long
Origin: deltoid tuberosity, border of the glenoid cavity of the scapula, shaft of the humerus
Insertion: olecranon process of the ulna

Question 20

Biceps brachii

Answer 20

Location: deep; above the triceps; runs from the shoulder to the elbow
Origin: Border of the glenoid cavity
Insertion: radial tuberosity

Question 21

Brachialis

Answer 21

Location: located deep to the biceps brachii
Origin: lateral shaft of the humerus
Insertion: proximal end of the ulna

Question 22

Pronator teres

Answer 22

Location: runs along the “thumb” line in the forelimb
Origin: Medial epicondyle of the humerus
Insertion: radius

Question 23

Palmaris longus

Answer 23

Location: runs along the “pinky” line in the forelimb
Origin: medial epicondyle of the humerus
Insertion: digits

Question 24

Acromoiodeltoid

Answer 24

Location: short, bulky muscle posterior to the clavodeltoid; small
Origin: Acromion of the scapula
Insertion: proximal end of the humerus

Question 25

Claviobrachialis (Clavotoid)

Answer 25

Location: top of shoulder Origin: Clavicle Insertion: Ulna near the semilunar notch

Question 26

Spinodeltoid

Answer 26

Location: perpendicular to the clovodeltoid Origin: Spine of the scapula Insertion: proximal end of the humerus

Question 27

Latissimus Dorsi

Answer 27

Location: large, sheetlike muscle that covers most of the dorsal surface of the thorax; flap/sheet on side Origin: thoracic and lumbar vertebrae Insertion: proximal end of the humerus

Question 28

Rhomboids

Answer 28

Location: these muscles connect to the skull and vertebral column to the scapula; along midline Origin: Spines of the cervical and thoracic vertebrae Insertion: medial border of the scapula

Question 29

Supraspinatus

Answer 29

Location: deep, muscle located on the scapula anterior to the spine Origin: Supraspinous fossa Insertion: greater tubercle of the humerus

Question 30

Infraspinatus

Answer 30

Location: deep, muscle located on the scapula posterior to the spine Origin: infraspinous fossa Insertion: greater tubercle of the humerus

Question 31

Teres major

Answer 31

Location: connects the posterior border of the scapula to the humerus, below the scapula Origin: posterior border of the scapula Insertion: proximal end of the humerus

Question 32

Clavotrapezius

Answer 32

Location: top of the neck, superficial Origin: occipital bone of the skull and spines of the cervical vertebrae Insertion: clavicle

Question 33

Acromiotrapezius

Answer 33

Location: This muscle inserts on the scapula and originates on the vertebral column Origin: spines of the cervical and thoracic vertebrae Insertion: spine and acromion of the scapula

Question 34

Spinotrapezius

Answer 34

Location: this muscle inserts on the scapula and lays over the top of the latissimus dorsi; originates at spine Origin: spines of thoracic vertebrate Insertion: spine of the scapula

Question 35

Pectoralis major

Answer 35

Location:This muscle has two portions an anterior and posterior portion. On chest. Origin: manubrium of sternum and costal cartilage Insertion: greater tubercle of the humerus

Question 36

Pectoralis minor

Answer 36

Location: Largest pectoral muscle in the cat located posterior to the pectoralis major; sheet b/w chest and stomach Origin: sternum Insertion: proximal end of the humerus

Question 37

Serratus ventralis

Answer 37

Location: Muscle has a serrated appearance and is located along the lateral side of the ribs Origin: ribs Insertion: scapula

Question 38

Masseter

Answer 38

Location: large chewing muscle located in the cheek; bulblike Origin: zygomatic arch Insertion: coronoid fossa of the mandible

Question 39

Sternohyoid

Answer 39

Location: covers the anterior, medial surface of the neck; tube; throat-like Origin: costal cartilage Insertion: hyoid bone

Question 40

Sternomastoid

Answer 40

Location: superficial neck muscle which forms a V-shape Origin: manubrium of sternum Insertion: mastoid process of the temporal bone

Question 41

Rectus abdominis

Answer 41

Location: these muscles travel parallel to each other on either side of the linea alba Origin: pubic symphysis Insertion: sternum and costal cartilages

Question 42

External oblique

Answer 42

Location: First layer of lateral abdominal muscles Origin: Ribs and fascia of the back Insertion: linea alba

Question 43

Internal oblique

Answer 43

Location: Second layer of lateral abdominal muscles; should be perpendicular to external obliques Origin: fascia of the back Insertion: Linea alba

Question 44

Transverse abdominis

Answer 44

Location: just inside parietal peritoneum Origin: lower ribs Insertion: Linea alba