Muscles

Question 1

Cardiac Muscle

Answer 1

• Doesnt fatigue
• Invoulntary
  -Striated intercalated discs

Question 2

Skeletal Muscle

Answer 2

• Striated
  -Voluntary

Question 3

Smooth muscle

Answer 3

• non - striated
• Involuntary
• Fibers not arrange in bands

Question 4

Origin

Answer 4

Proximal attachment to skeleton

Question 5

Insertion

Answer 5

Distal attachment to skeleton

Question 6

Action

Answer 6

The function of the muscle e.g flex shoulder joint

Question 7

Belly

Answer 7

main part of the muscle

Question 8

Tendon

Answer 8

Band of strong fibrous tissue, connects muscle to a bone

Question 9

Ligament

Answer 9

Band of fibrous tissue connecting bone to bone or cartilage

Question 10

Aponeurosis

Answer 10

Sheet- like tendon, broad attachment e.g. attachment of abdominal muscles

Question 11

Myofibrils

Answer 11

Muscle fibers within muscle cell

Question 12

Sacroplasm

Answer 12

Muscle cell cytoplasm

Question 13

Sarcolemma

Answer 13

Muscle cell wall

Question 14

Myocyte

Answer 14

Muscle cell/fibre

Question 15

Fascicle

Answer 15

A tubular bundle of muscle cells/ fibres

Question 16

Endomysium

Answer 16

Connective tissue around myocytes

Question 17

Perimysium

Answer 17

Connective tissue around fascicles

Question 18

Epimysium

Answer 18

Connective tissue around whole muscle

Question 19

Extensor

Answer 19

Increase angle between two bones

Question 20

Flexor

Answer 20

Decreases angle between 2 bones

Question 21

Rotation

Answer 21

Movement of a limb around the long axis

Question 22

Protract

Answer 22

to move a body part/limb fowards

Question 23

Retract

Answer 23

to retract a body part/ limb

Question 24

Agonist

Answer 24

Movement of muscles that cause the prime movement

Question 25

Antagonist

Answer 25

Muscles responsible for opposite action

Question 26

Bursae

Answer 26

-A fluid filled sac located between a tendon/ligament/ muscle
-Redcues friction at the point of contact with bone

Question 27

Facias

Answer 27

• Formed from connective tissue
  -Surround or connect muscles and acts as a fat store

Question 28

Epaxial Muscles

Answer 28

-Lie dorsal to transerve process
-Support the spine, extend the vertebral collumn and allow lateral flexion

Question 29

Hypaxial Muscles

Answer 29

-Lie ventral to vertebral column and flex the neck and tail
-contributes to flexion on vertebral column

Question 30

Pectorals

Answer 30

Run from ribs and sternum and instert into humerus

Question 31

Latissimus Dorsi

Answer 31

-From thoracic spine and insterts into humerus
-Retracts the forelimb

Question 32

Brachiocephalicus

Answer 32

Runs from base of skull and inserts into humerus

Question 33

Biceps Brachii

Answer 33

-Orgiginates from scapula and inserts onto radius and ulna
-Flexes elbow joint

Question 34

Triceps Brachii

Answer 34

-Seperate origins from proximal humerus and scapula
-Extends elbow joint

Question 35

Carpal Extensors

Answer 35

Originate from humerus, insterst into carpal, runs infront of distal limb

Question 36

Carpal Flexors

Answer 36

Run behind the carpus and foot

Question 37

Digital Extensors

Answer 37

Originate from humerus and insert onto the third phalanx

Question 38

Digital flexors

Answer 38

Superficial inserts onto second phalanx and deep inserts onto third phalanx

Question 39

Quadriceps Femoris

Answer 39

-Runs down the cranial asepct of the thigh
-Extends the stifle

Question 40

Intramuscular Injections

Answer 40

-Epaxials (most common_
-Quadriceps Femoris
-Gluteal