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Anatomy > Pelvic Limb Lecture > Flashcards

Pelvic Limb Lecture Flashcards

1
Q

Fascia of the pelvis and pelvic limb

A

Deep gluteal
Lateral femoral (fascia lata)
Crural fascia

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2
Q

What is a joint formed by muscles with no bony connections?

A

Synsarcosis

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3
Q

Extensors of the hip

A

Gluteal and Hamstring

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4
Q

what are the gluteal muscles?

A

Superficial, deep, and middle

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5
Q

Origins of gluteal muscles

A

deep gluteal fascia
Parts of sacrotuberous ligament
Ilium and ishium

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6
Q

Insertion of superficial gluteal muscles

A

3rd trochanter

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7
Q

Insertion of middle and deep gluteal

A

Greater trochanter of femer

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8
Q

Action of gluteal muscles

A 
Extend hip 
Abduct limb (not a profound function)
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9
Q

What is the largest gluteal muscle?

A

Middle gluteal

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10
Q

What makes the lumbosacral plexus?

A

Obturator n
Femoral n
Sciatic n

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11
Q

What is the gluteal muscle found only in cats?

A

gluteofemoralis muscle

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12
Q

What innervates the superficial gluteal muscles?

A

Caudal gluteal nerves

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13
Q

What nerve innervates the middle and deep gluteal?

A

Cranial gluteal nerve

Cranial gluteal n. lies on top of the deep gluteal

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14
Q

What makes up the Hamstring muscle group?

A

biceps femoris
semimembranosus
semitendinosus

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15
Q

Origin for the hamstrings

A

O: ischiatic tuberosity
(sacrotuberous ligament for biceps femoris)

I: patellar ligament, tibial tuberosity, medial aspect of distal femor (common calcanean tendon)

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16
Q

action of Caudal (hamstring) group

A 
Extend hip (provides thrust to propel animal forward)
extend/flex stifle (biceps femoris)
extend tarsus (biceps femoris and semitendinosus)
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17
Q

Name the order of hamstring muscles from most cranial to caudal

A

biceps femoris, semitendinosus, semimembranosus

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18
Q

lymph node found in the stifle region

A

Popliteal lymph node

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19
Q

Nerve supply to the hamstring muscle group

A

sciatic n.
tibial n.
popliteal n.
common fibular n.

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20
Q

Flexors of the hip 3

A

Iliopsoas
Tensor fascia latae
rectus femoris

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21
Q

origin and insertion of iliopsoas

A

O: transverse processes and bodies of lumbar vertebrae and ventral surface of ilium

I: lesser trochanter of femur

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22
Q

Action of iliopsoas

A 
Flex hip (primary flexor of hip)
Flex vertebral column
23
Q

origin and insertion of tensor fascia latae

A

O: tuber coxae and adjacent surface of ilium
I: lateral femoral fascia

24
Q

Action of the tensor fascia latae

A 
flex hip 
extend stifle (along with quadriceps femoris)
25
Q

Tensor fascia latae is innervated by which nerve?

A

cranial gluteal n.

26
Q

Which muscle lies on the hip joint capsule, deep to the deep gluteal muscle, and is a surgical landmark in the area?

A

aritcularis coxae

27
Q

How can the pelvic limb move?

A

adduct (medial muscles of thigh)
Rotate (small pelvic association)
Abduct (gluteal muscles)

28
Q

Where are adductors of the pelvic limb found?

A

medial aspect of the thigh

29
Q

What are the muscles of the medial thigh (femoral region)? 3

A

Gracilis
Adductor
Pectineus

30
Q

Origin and Insertion of medial thigh muscles?

A

O: ilium
symphysial tendon
prepubic tendon
associated areas of pubis and ischium

I: distal caudal part of femur and cranial border of tibia

31
Q

Action of the medial thigh muscles?

A

adduct the limb (anti-slipping muscles)

32
Q

What muscles lie deep to the gracilis and Sartorius muscles?

A

Adductor and Pectineus

33
Q

Nerve supply to the adductor muscles

A

Obturator n.

34
Q

Muscles that rotate the pelvic limb? (4)

A

external obturator, internal obturator, gemelli, quadratus femoris

35
Q

origin of muscles that rotate the pelvic limb

A

O :dorsal and ventral surfaces of pubis and ischium and associated areas

I;Trochanteric fossa and intertrochanteric crest of femur

36
Q

what is the action of the external obturator, internal obturator, gemelli, and quadratus femoris?

A

Rotate limb

37
Q

What innervates the internal obturator, quadratus femoris and gemelli muscles?

A

sciatic n.

38
Q

What innervates the external obturator?

A

Obturator n.

39
Q

What is the primary extensor of the stifle joint?

A

Quadriceps femoris

40
Q

What muscles make up the quadriceps femoris?

A

Rectus femoris
vastus lateralis
vastus intermedius
vastus medialis

41
Q

What is the origin for the quadriceps femoris muscles?

Origin and Insertion

A

O: Rectus femoris- ilium
Vastus heads- Proximal aspects of the femur

I:Tibial tuberosity via patella and patellar ligament (intercalated in tendon of insertion is patella-large seasamoid bone)

42
Q

Action of the Quadriceps femoris?

A 
Extend stifle
Flex hip (rectus femoris only)
43
Q

Quadriceps femoris surround all parts of the femur except?

A

caudally

44
Q

? is a large sesamoid bone intercalated in the tendon of insertion for the quadriceps femoris on the tibial tuberosity

A

Patella

45
Q

Innervation for the flexors of the hip and extensors of the stifle

A

Femoral n

Saphenous n.

46
Q

What nerve is observed as it emerges through the iliopsoas muscle and then enters into the rectus femoris muscle?

A

Femoral n.

47
Q

A branch of the femoral n. that initially travels along with the femoral vein and artery and provides sensory innervation to the medial thigh/leg

A

Saphenous n.

48
Q

The popliteus muscle’s action in the leg?

A

Rotate leg medially

49
Q

Origin and insertion of the popliteus muscle

A

Origin - lateral epicondyle of femur

Insertion - Caudal surface of proximal third of tibia

50
Q

What innervates the popliteus muscle?

A

tibial branch of sciatic n.

51
Q

T/F: Popliteus muscle lies deep to gastrocnemius and superficial digital flexor

A

TRUE

52
Q

What are the 2 parts of the Sartorius muscle?

Cats?

A

cranial and caudal

undivided in cats

53
Q

innervation to the Sartorius muscle

A

Femoral n.

54
Q

What is the deep, caudal part of the middle gluteal muscle

A

Piriformis muscle

Anatomy (22 decks)

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