assignment 6

Question 1

a ligament that passes from the transverse processes of the last sacral and 1st caudal vertebra to the ischiatic tuberosity

Answer 1

sacrotuberous ligament

Question 2

attachments of the superficial gluteal muscle

Answer 2

tuber sacrale (via deep gluteal fascia) & cranial sacrotuberous ligament TO proximolateral femur

Question 3

Does the gluteal muscles flex or extend?

Answer 3

extend the hip joint in weightless limb

Question 4

what are the attachments of the middle gluteal muscle?

Answer 4

extends from the iliac crest & wing TO the greater trochanter

Question 5

what are the attachments of the deep gluteal muscle?

Answer 5

extends from the body of the ilium TO the greater trochanter

Question 6

what are the attachments of the tensor fasciae latae?

Answer 6

extends from the tuber coxae TO lateral femoral fascia
spans the cranial surface of the hip joint

Question 7

What effect does the contraction of the tensor fasciae latae have on the hip joint

Answer 7

flex

Question 8

what are the attachments of the biceps femoris

Answer 8

extends from the ischiatic tuberous & sacrotuberous ligament TO patella, cranial border tibia, tuber calcanei

Question 9

What will contraction of the biceps femoris do to the hip joint?

Answer 9

extend

Question 10

what are the attachments of the semitendinosus muscle?

Answer 10

extends from the ischiatic tuberosity TO distomedial part of the cranial border of tibia, crural fascia
spans caudal surface of the stifle

Question 11

what will the contraction of the semitendinous muscle do to the stifle joint?

Answer 11

flex

Question 12

what are the attachments of the semimembranosus muscle?

Answer 12

extends from the ischiatic tuberosity TO distomedial femur & medial condyle of the tibia
spans caudal aspect of the hip joint

Question 13

what effect does contraction of the semimembranosus have on the hip joint?

Answer 13

extends

Question 14

what are the attachments of the adductor muscle?

Answer 14

extends from the pelvic symphysis TO distocaudal femur

Question 15

what are the attachments of the gracilis muscle?

Answer 15

extends from the pelvic symphysis TO proximomedial tibia
spans the caudal aspect of the stifle joint

Question 16

What effect does contraction of the gracilis have on the stifle joint?

Answer 16

flex

Question 17

what are the muscle attachments of the sartorius muscle?

Answer 17

cranial part: extends from the iliac crest to the patella
caudal part: extends from the tuber coxae to the cranial border of the tibia
spans the cranial part of the hip joint

Question 18

What effect would contraction of the sartorius muscle have on the hip joint?

Answer 18

flex

Question 19

what are attachments of the vastus lateralis?

Answer 19

extends from the proximal craniolateral femur TO the tibial tuberosity
spans the cranial aspect of the hip joint

Question 20

What effect does contraction of this muscle have on the stifle joint? (what happens when you contract your quads?)

Answer 20

extends

Question 21

What are the attachments for rectus femoris?

Answer 21

extends from the ilium TO the tibial tuberosity
spans the cranial aspect of the hip joint & stifle joint

Question 22

What effect would contraction of the rectus femoris have on the hip joint? On the stifle joint?

Answer 22

hip - flex
stifle - extend

Question 23

What are the attachments for vastus medialis?

Answer 23

extends from the proximomedial femur TO the tibial tuberosity
spans the cranial aspect of the stifle joint

Question 24

What effect would contraction of vastus medialis have on the stifle joint?

Answer 24

extend

Question 25

what are the attachments for cranial tibial?

Answer 25

extends from the lateral edge of the cranial border of the tibia TO plantar metatarsal 1 & 2 spans the dorsal aspect of the talocrural joint

Question 26

What effect could contraction of cranial tibial have on the talocrural joint?

Answer 26

flex

Question 27

What are the attachments for the long digital extensor?

Answer 27

extends from the distolateral femur TO the dorsal surface of distal phalanges of digits 2-5 spans the dorsal aspect of the tarsal & interphalangeal joints

Question 28

What effect does the long digital extensor have on the tarsal & interphalangeal joints?

Answer 28

tarsal - flex interphalangeal - extend

Question 29

What are the attachments for fibularis longus?

Answer 29

extends from the lateral condyle of the tibia & proximal fibula TO the 4th tarsal bone, proximoplantar aspect of metatarsals

Question 29

What action does fibularis longus have on the tarsal joints?

Answer 29

flex

Question 29

What are the attachments of the gastrocnemius?

Answer 29

extends between the distocaudal femur TO the tuber calcanei

Question 30

What action does the gastrocnemius have on the tarsal joints?

Answer 30

extend

Question 31

What are the muscle attachments for superficial digital flexor?

Answer 31

extends between the distocaudolateral femur TO the tuber calcanei & the plantar surface of middle phalanges of digits 2-5

Question 32

What action does the superficial digital have on the tarsal & proximal interphalangeal joints?

Answer 32

tarsal - extend interphalangeal - flex

Question 33

What are the attachments for deep digital flexor?

Answer 33

lateral head: attaches proximally to the proximocaudal tibia & fibula medial head: attaches proximally to the proximocaudal tibia BOTH attach distally to the plantar surface of the distal phalanges of digits 2-5 via a common tendon

Question 34

What action does the deep digital flexor have on tarsal & interphalangeal joints?

Answer 34

tarsal-extend interphalangeal-flex

Question 35

What are the attachments for popliteus?

Answer 35

extends between the lateral epicondyle of the femur to the proximocaudal tibia

Question 36

What are the attachments for iliopsoas?

Answer 36

from ventral bodies & transverse processes of lumbar vertebrae & cranioventral ilium TO the proximomedial femur

Question 37

What effects does iliopsoas have on the pelvic limb?

Answer 37

limb protraction

Question 38

What are the attachments for the external abdominal oblique?

Answer 38

lateral aspect of ribs 5-12, along the last rib, throacolumbar fascia TO linea alba, prepubic tendon, & body of ilium

Question 39

What effects does the external abdominal oblique have on pelvic limb movement?

Answer 39

draw it cranially

Question 40

What does the ilioinguinal nerve innervate?

Answer 40

iliopsoas

Question 41

What does the lateral cutaneous femoral nerve innervate?

Answer 41

supplies autonomous zone on the lateral aspect of the thigh

Question 42

What does the genitofemoral nerve innervate?

Answer 42

supplies autonomous zone on the inguinal area of the medial thigh & caudoventral abdomen

Question 43

What does the femoral nerve innervate?

Answer 43

supplies all 4 muscles of the quadriceps femoris & the iliopsoas

Question 44

What does the saphenous nerve supply/innervate?

Answer 44

sartorius muscle; supplies autonomous zone on the medial crus

Question 45

What does the obturator neve innervate?

Answer 45

supplies the pectineus, gracilis, & adductor muscles

Question 46

What does the cranial gluteal nerve innervate?

Answer 46

innervates deep gluteal, middle gluteal, & tensor fasciae latae arises from lumbosacral trunk

Question 47

What does the caudal gluteal nerve innervate?

Answer 47

superficial gluteal

Question 48

What does the caudal cutaneous femoral nerve innervate?

Answer 48

autonomous zone in the caudal thigh

Question 49

The sciatic nerve is a common trunk formed by what?

Answer 49

common fibular nerve & the tibial nerve

Question 50

What does the sciatic nerve innervate?

Answer 50

semimembranosus, semitendinosus, & biceps femoris

Question 51

What does the tibial nerve innervate?

Answer 51

gastrocnemius, popliteus, deep digital flexor, & superficial digital flexor

Question 52

What does the common fibular nerve branch off into?

Answer 52

superficial fibular nerve & deep fibular nerve

Question 53

What does the superficial fibular nerve innervate?

Answer 53

autonomous zone in the craniolateral crus