Anatomy Block 2 Lower Limb

Front 1

The three ligments of the articular capsule of the hip

Back 1

iliofemoral (strongest), pubofemoral, ischiofemoral

Front 2

Fracture at femur neck may lacerate___ and cause ___

Back 2

medial circumflex femoral artery, causes lateral rotation

Front 3

medial/lateral meniscus shape & mobility

Back 3

medial (C, attached to tibial collateral lig, less mobile); lateral (O, no attachement, more mobile)

Front 4

Three most injured knee parts

Back 4

ACL, Tibial Collateral, medial meniscus

Front 6

Ligments around the talocrural joint

Back 6

Deltoid (medial) (4), Lateral ligment (3)

Front 7

Subtalar joint in is this type, and allows these movements

Back 7

Ball and socket, allows supination (plantarflex, inversion, adduction), pronation (opposite)

Front 8

Profunda femoral artery arises from ___, gives off ____

Back 8

From femoral artery, gives off lateral/med fem circumflex, 4 perforating arteries.

Front 9

This artery turns into this artery past adductor hiatus

Back 9

femoral artery becomes popliteal artery

Front 10

Popliteal artery gives off these around the knee, and diverge into ___

Back 10

Popliteal gives off 5 genicular arteries, diverges into anterior tibial artery and posterior tibial artery

Front 11

Anterior Tibial Artery runs with ___nerve, becomes ___, diverges into:

Back 11

ant. tib. a. runs with deep fibular n.; it becomes dorsalis pedis a. which then diverges into arcuate a. and deep plantar a.

Front 12

Posterior tibial artery runs with ___nerve, gives off ___, diverges into:

Back 12

Pos. tib. a. runs with tibial n.; gives off fibular arterty; diverges into medial/lateral plantar arteries.

Front 13

Fibular artery arises from ___, serves ____

Back 13

Fibular artery arises from Post. tibial artery; fibular a. serves fibularis longus/brevis

Front 14

Superior gluteal artery: path and supplies

Back 14

Sup. Glut. Artery arises from int. illiac artery, exits from great. sciatic foramen superior to piriformis, supplies 3 gluteus, obturator int.

Front 15

Inferior gluteal artery: path and supplies

Back 15

Inf. glut. a. arises from int. illiac a.; exits from great. sciatic foram. inferior to piriformis, supplies maximus, short lateral rotators, prox hamstring

Front 16

Obturator artery supplies

Back 16

medial thigh (adductors, obt externus, pectineus, gracilis)

Front 17

Adductor Mangunus innervation

Back 17

(AM SO!) Sciatic (Hamstring) & Obturator (Adducting part)

Front 18

Femoral Triangle

Back 18

NAVY

Front 19

Lumber plexus organization: # nerves from # roots

Back 19

2 from 1(illiohyp T12 L1; illioing L1); 2 from 2 (GF L1,2; Lat FC L2,3); 2 from 3 (Fem L 2,3,4; Obt L2,3,4)

Front 20

Great Saphenous Vein (superficial drainage)

Back 20

Drains from medial dorsal venous arch, coarses on the medial thigh, drains into femoral v. saphenous hiatus

Front 21

Small Saphenous Vein (superficial drainage)

Back 21

Drains from lateral dorsal venous arch, coarses posterior leg, drains into popliteal vein

Front 23

Lumbar Plexus's Anterior/ Posterior Divisions?

Back 23

Anterior (obturator), Posterior (Femoral) due to leg rotation in embryogenesis

Front 24

Lumbosacral plexus A/P divisions?

Back 24

Anterior (Tibial L4-S3), Posterior (Common fibular L4-S2) due to leg rotation in embryogenesis

Front 25

Lumbosacral plexus origin, common exit?

Back 25

L4-S3 (L4,5 forms lumbosacro trunk), all exit via greater sciatic foramen

Front 26

Femoral nerve (L2,3,4) innervation?

Back 26

Quadriceps femoris, iliopsoas, sartorius, pectineus (all flexors); ant & medial cutaneous

Front 27

Saphenous nerve, origin and innervations

Back 27

Arises from Femoral nerve, runs with greater saphenous vein; foreleg cutaneous innervation.

Front 28

Obturator nerve (L2,3,4), path, innervatoin

Back 28

Passes medial to psoas, thru obturator foramen; 2 branches; innervates 3 adductors, obt ext, gracilis; also small medial thigh cutaneous

Front 30

Lateral rotators of femur

Back 30

PGOGOQ + Sartorious, Glut max

Front 31

Adductor of the femur

Back 31

Ad longus, ad brevis, ad magnus, gracilis (all oburator innervated)

Front 32

Flexors at the femur

Back 32

Iliacus, psoas major, rectus femoris, sartorius, tensor fasciae latae, pectineus

Front 33

Extensor at the knee

Back 33

Quadriceps femoris (femoral innervated)

Front 34

Extensor of foot

Back 34

Peroneus Long/Brevis/Tertius

Front 35

Inverter of foot

Back 35

Tibalis Ant/Post, Ext Hallucis Longus

Front 38

Profunda femoris' relationship w respect to pectineus and add longus/brevis

Back 38

Profunda femoris runs superficial to pectineus, then between add longus and brevis

Front 39

Fibularis longus tendon attached to the same spots at which other tendon?

Back 39

Tibialis anterior tendon

Front 40

What separates obturator anterior and posterior branches

Back 40

adductor brevis

Front 41

Ilioinguinal nerve

Back 41

innervates abdominal muscle, skin of the inguinal and hypogastric region, skin of medial thigh, labium major and ant. scrotum.

Front 42

Genitofemoral nerve

Back 42

Femoral branch innervates inner thigh, genital branch controls cremaster muscle

Front 43

Superior gluteal nerve

Back 43

L4-S1, travels with sup glut artery; innervates, medius, minimus and tensor fasciae latae

Front 44

Lesion of Superior gluteal nerve causes:

Back 44

inability to abduct the thigh, giving Trendelenburg gait with pelvic sacking to the nonlesioned side.

Front 45

Inferior gluteal nerve

Back 45

L5-S2, travels with inf glut artery; innervates maximus.

Front 46

Lesion of the inf. glut. nerve causes:

Back 46

inability to lateral rotate, to extend thigh flexed (stairs); shows gluetus maximus gait

Front 47

Medial plantar nerve innervation

Back 47

Sole cutaneous similar to median nerve; flex digt brevis, flexor hallucis brevis, abd hallucis, lumbricals

Front 48

Lateral plantar nerve innervation

Back 48

Sole cutaneous similar to ulnar nerve; all muscles except those by med plantar (flex dig brevis, flexor hallucis brevis, abd hallucis, lumbricals

Front 49

Tibial nerve innervation

Back 49

Poster leg and thigh muscles

Front 50

Common fibular nerve

Back 50

innervates short head of bicep femoris; lesion cause foot drop & loss of eversion

Front 51

Superficial fibular nerve

Back 51

Innervates fibularis longus/brevis; cutaneous in lateral leg & most of foot dorsum (except first intertoe space)

Front 52

Deep fibular nerve

Back 52

Innervates tib. anterior, ext digit. longus, ext hallucis longus, peroneus tertius muscles, dorsum foot muscles; Cutaneous first web space.

Front 53

Sural nerve

Back 53

Arise from tibial and comm. fib nerves; Cutaneous posterior leg, lateral foot

Front 54

Posterior Femoral Cutaneous Nerve

Back 54

Cutaneous of posterior thigh and upper calf.

Front 55

obturator externus nnervation & vessels

Back 55

Obturator nerve, obturator artery

Front 56

Oburator internus Innervation & vessels

Back 56

Obturator Internus nerve, superior gluteal artery,

Front 57

Piriformis innervation & Vessels

Back 57

Piriformis nerve, inf. gluteal artery. (PIP)

Front 58

Pectineus innervation & vessels, origin & insertion

Back 58

Femoral nerve (sometime femoral), obturator artery (POOF); origin: ant pubic ramus; insertion: femur posterior

Front 59

Cutaneous innervation to posterior hindleg?

Back 59

Sural nerve

Front 60

Three muscles with origin on the ischial tuberosity?

Back 60

Medial to lateral: Adductor magnus, bicep femoris (longhead)/semitendinosus, semimembranosus

Front 61

Bicep femoris: innervation, artery & insertion/origin

Back 61

Short head (comm. fibular nerve, origin on femur), long head (femur nerve, origin on ischial tube.) All insertion on fibula.

Front 62

Rectus femoris origin & insertion

Back 62

Origin: anterior inferior iliac spine & above acetabalum; insertion: tibial tuberosity

Front 63

Sartorius innervation & vessels, O/I?

Back 63

Femoral nerve, femoral artery; origin: ant. sup. iliac spine; insertion pes anserinus