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Gross Anatomy II > Small Animal Pevlic Limb Blood Vessels And Nerves > Flashcards

Small Animal Pevlic Limb Blood Vessels And Nerves Flashcards

1
Q

Where is the vascular lacuna located?

A

Between the inguinal ligament and the pelvis

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2
Q

What direction does the External Iliac artery run?

A

Caudoventrally

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3
Q

What is the first branch off of the external iliac artery? What is the continuation of this artery called?

A

Deep femoral

Femoral

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4
Q

What trunk branches off of the deep femoral artery?

A

Pudendoepigastric trunk

  • > external pudendal artery
  • > caudal epigastric artery
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5
Q

What is the continuation of the deep femoral artery after the pudendoepigrastic trunk?

A

Medial circumflex artery

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6
Q

What does the medial circumflex artery supply?

A

Adductor m

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7
Q

What are the borders of the femoral triangle?

A

Cranial - sartorius m. (Caudal part)
Caudal - pectineus m.
Proximal - inguinal ligament

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8
Q

What arteries pass through the vascular lacuna?

A

Femoral artery

Medial circumflex artery

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9
Q

What vessels and nerves run through the femoral triangle??

A

Femoral artery and vein.

Saphenous nerve

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10
Q

The _________________ artery is the first branch off the femoral artery and runs cranial to supply the quadriceps femoris and tensor fascia lata

A

Superficial circumflex iliac artery

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11
Q

The _______________ artery branches off the femoral artery to supply quadriceps femoris mm., tensor fasciae latae m., superficial gluteal m., middle gluteal m., and coxofemoral joint

A

Lateral circumflex femoral artery

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12
Q

What artery branches off the femoral artery, distal to the superficial circumflex iliac artery and the lateral circumflex femoral artery?

A

Proximal caudal femoral artery

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13
Q

What is supplied by the proximal caudal femoral artery?

A

Pectineus m, adductor m, and gracilis m.

Adductors of the limb

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14
Q

What artery branches off the femoral artery to supply the dorsal and plantar aspects of the paw?

A

Saphenous artery
Cranial - dorsal paw
Caudal - plantar paw

Runs superficial along with vein and nerve

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15
Q

The _________ artery supplies the stifle joint medially.

A

Descending genicular

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16
Q

What are the last two branches off the femoral artery?

A

Middle caudal femoral

Distal caudal femoral

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17
Q

The femoral artery continues into the ___________ artery after the branching of the middle and distal caudal femoral arteries.

A

Popliteal artery

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18
Q

The poplietal artery can been seen between what muscles?

A

Between the two heads of the gastrocnemius m.

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19
Q

What does the popliteal artery supply?

A

Stifle joint, gastrocnemius m, and popliteus m.

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20
Q

The popliteal artery terminates as what two arteries?

A

Cranial and caudal tibial arteries.

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21
Q

The ____________ artery supplies the peroneus longus m, long digital extensor m, and cranial tibial m.

A

Cranial tibial artery

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22
Q

What is the continuation of the cranial tibial artery at the level of the peas/tarsus?

A

Dorsal pedal artery

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23
Q

What artery supplies blood to the paw and is used for arterial catheter placement

A

Dorsal pedal artery

24
Q

What is the main veins draining the lateral side of the pelvic limb?

A

Lateral saphenous vein

-splits cranial and caudal branches

25
Q

What is the main vein draining the pelvic limb on the medial side

A

Medial saphenous vein

26
Q

What vein is most often used for veinipuncture in dogs??

A

Cranial branch of the lateral saphenous vein

27
Q

What vein is most often used for venipuncture in cats?

A

Medial saphenous vein.

28
Q

The ventral spinal nerves from L4-S3 form the _______________ plexus

A

Lumbrosacral plexus

29
Q

The ____________ nerve supplies the adductor muscles of the pelvic limb. What does this nerve pass through?

A

Obturator nerve

Obturator foramen

Supplying muscles

  • > external obturator
  • > pectineus
  • > gracilis
  • > adductor
30
Q

Where does the femoral nerve exit to supply the pelvic limb?

A

Iliospoas muscle

31
Q

What action does innervation of the femoral nerve induce?

What are the muscle innervated?

A

Hip flexion, stifle extension, supporting limb

Iliopsoas
Quadriceps
Sartorius

32
Q

What nerve branches off the femoral nerve as it exits the iliopsoas m.?

A

Saphenous nerve

33
Q

What are 4 terminal branches off the pudendal nerve?

A

Perineal nerve
Caudal rectal nerve
Dorsal nerve of the penis
Caudal cutaneous femoral nerve

34
Q

Where is the pudendal nerve located?

A

In the ischiorectal fossa running along side the internal pudendal artery

35
Q

What nerve travels caudal to the femur, on the lateralside of the adductor muscle?

A

Sciatic AKA ischiatic nerve

36
Q

What bony prominence does the sciatic nerve pass over?

A

Greater trochanter of the femur

37
Q

The sciatic nerve supplies what muscles to generate what action?

A

Biceps femoris
Semitendinosus
Semimembranous

Flex the stifle and extend the hip

38
Q

What does the sciatic nerve terminate in?

A

Common peroneal nerve and tibial nerve

39
Q

What nerve supplies the skin on the medial side of the thigh, stifle, leg, tarsus, and paw?

A

Saphenous nerve

40
Q

How many ventral sacral nerves are there?

A

3

41
Q

The ___________ nerve arises from from all three of the sacral nerve branches and lies between levator ani and coccygeus, and the superficial gluteal muscles

A

Pudendal nerve

42
Q

What nerve innervates the external anal spinchter after branching off the pudendal nerve?

A

Caudal rectal nerve

43
Q

What nerve branches dorsally off the pudendal nerve and supply’s the skin of anus, perineum (scrotum or labia)

A

Perineal nerve

44
Q

The dorsal nerve of the penis is a branch off of the ___________ nerve and supplies what?

A

Pudendal nerve

Sensory nerves to skin of the glans

(Dorsal nerve of the clitoris in female- running to the vulva)

45
Q

The ___________________ nerve follows the caudal gluteal artery to level of ischiatic tuberosity where it becomes superficial to supply skin of the thigh

A

Caudal cutaneous femoral nerve

46
Q

What nerves arise from the lumbrosacral trunk?

A

Caudal gluteal, cranial gluteal, and sciatic

47
Q

What nerve passes over the ischiatic notch medial to middle gluteal and is the sole innervation of the to the superficial gluteal muscle?

A

Caudal gluteal nerve

48
Q

What nerve passes over the ischiatic notch, the lateral ilium and innervates both the middle and deep gluteal?

A

Cranial gluteal nerve

49
Q

What is the origin of the sciatic nerve?

A

Last two lumbar nerves and first two sacral nerves (lumbrosacral trunk)

50
Q

The lateral cutaneous sural nerve arises from what nerve?

A

Fibulae (peroneal nerve)

51
Q

The caudal cutaneous sural nerve arises from what nerve?

A

Tibial nerve

52
Q

What do the lateral and caudal cutaneous sural nerves supply?

A

Skin on the lateral and caudal surfaces of the crus

53
Q

The sciatic nerve terminates as what two nerves?

A

Tibial and common fibular(peroneal)

54
Q

The common fibular nerve passes cranially and divides into what nerves?

A

Superficial fibular nerve

Deep fibular nerve

55
Q

What nerves innervate the flexor muscles of the tarsus and extensor muscles of the digits?

A

Superficial and deep fibular nerves (from the common fibular )

56
Q

What nerve passes between he two heads of the gastrocnemius and supplies muscles caudal to tibia and fibula?

A

Tibial nerve

57
Q

The tibial nerve divides into what to branches above the tarsocural joint?

A

Medial and lateral plantar nerves

Gross Anatomy II (11 decks)

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