origin/insertion/action/NS 2

Question 1

gracilis

Answer 1

O: pelvic symphysis, I: medial patellar ligament and medial surface of tibia

Question 2

quadriceps femoris (rectus femoris)

Answer 2

O: body of ilium, I: tibial tuberosity

Question 3

quadriceps femoris (vastus lateralis)

Answer 3

O: lateral surface of the femur, I: tibial tuberosity

Question 4

quadriceps femoris (vastus medialis)

Answer 4

O: medial surface of the femur, I: tibial tuberosity

Question 5

quadriceps femoris (vastus intermedius)

Answer 5

O: cranial surface of the fermur, I: tibial tuberosity

Question 6

tibialis cranialis

Answer 6

O: lateral condyle of tibia, I: 3rd metatarsal and tarsal bones 1 and 2

Question 7

peroneus tertius

Answer 7

O: extensor fossa of femur, I: 3rd metatarsal, 3rd tarsal, calcaneus, 4th tarsal bone

Question 8

long digital extensor

Answer 8

O: extensor fossa of femur, I: extensor process of 3rd phalanx

Question 9

lateral digital extensor

Answer 9

O: lateral collateral ligament of stifle joint and adjacent areas of tibia and fibula, I: tendon of insertion of long digital extensor

Question 10

gastrocnemius

Answer 10

O: supracondyloid tuberosity of femur, I: calcaneal tuberosity

Question 11

superficial digital flexor

Answer 11

O: supracondyloid fossa of femur, I: calcaneal tuber, proximal extremity of 2nd phalanx and distal extremity of 1st phalanx

Question 12

deep digital flexor

Answer 12

O: lateral condyle and lateral border of tibia and fibula, I: flexor surface of 3rd phalanx

Question 13

interosseus (suspensory ligament)

Answer 13

O: distal row of tarsal bones, and proximal extremity of 3rd metatarsal bone, I: abaxial surface of proximal sesamoids and conjoined tendon of insertion of the long and lateral digital extensor mm.

Question 14

gracilis

Answer 14

A: adduct limb, NS: obturator

Question 15

quadriceps femoris (rectus femoris)

Answer 15

A: flex hip, extend stifle, NS: femoral n.

Question 16

quadriceps femoris (vastus lateralis)

Answer 16

A: extend stifle, NS: femoral n.

Question 17

quadriceps femoris (vastus medialis)

Answer 17

A: extend stifle, NS: femoral n.

Question 18

quadriceps femoris (vastus intermedius)

Answer 18

A: extend stifle, NS: femoral n.

Question 19

tibialis cranialis

Answer 19

A: flex the hock joint, NS: deep peroneal n.

Question 20

peroneus tertius

Answer 20

A: flex the hock when the stifle is flexed, extend stifle when tarsus extended, NS: branches of deep peroneal n. (Sensory only)

Question 21

long digital extensor

Answer 21

A: extend the stifle and digit, flex the hock, NS: deep peroneal n.n

Question 22

lateral digital extensor

Answer 22

A: extend the digit, flex the hock, NS: superficial peroneal n.

Question 23

gastrocnemius

Answer 23

A: flex the stifle joint, extend the hock, NS: tibial n.

Question 24

superficial digital flexor

Answer 24

A: flex the digit, extend the hock, flex stifle, NS: tibial n.

Question 25

deep digital flexor

Answer 25

A: flex the digit, extend the hock, NS: tibial n.

Question 26

interosseus (suspensory ligament)

Answer 26

A: support the fetlock (prevent overextension), NS: branches of tibial n. (sensory only)